Motortreiber
Produkte (249)
MPC17550EVEL - Dual H-Bridge Motor Driver IC | NXP Semiconductors
The NXP Semiconductors MPC17550EVEL is a dual H-bridge DC motor driver integrated circuit capable of driving two bidirectional brushed DC motors or one stepper motor, housed in a 20-pin HVQFN (EVEL) exposed-pad package. It operates from a motor supply range of 2.0V to 5.5V (VCC) with charge-pump support for the high-side drivers, and delivers up to 1.0 A continuous / 3.8 A peak output current per bridge. The part is engineered for low-voltage, battery-powered motion applications including camera lens focus/zoom control, lens shutters, and stepper actuator drive. A brushed DC motor driver (also called an H-bridge) is a discrete or integrated power stage that uses four switches arranged in an H topology to reverse the polarity of voltage applied to a motor winding. Two H-bridges on one die enable independent bidirectional drive of two motors, or sequential phase drive of a bipolar stepper. Compared with discrete MOSFET half-bridges, an integrated dual H-bridge reduces PCB area, eliminates gate-drive timing concerns, and adds built-in protection such as undervoltage lockout, short-circuit shutdown, and thermal shutdown. This places the MPC17550EVEL within the broader hierarchy of motor driver IC -> motion driver -> power management IC -> semiconductor. Key features include 1.0 A continuous RMS output current per H-bridge (3.8 A peak), ultra-low RDS(on) of typically 0.18 ohm per high-side and low-side FET at TA=25C, an integrated charge pump requiring a single 0.1 uF CP capacitor, and independent logic-level IN1/IN2 + EN pins per bridge. The IC includes cycle-by-cycle current limiting, thermal protection, and under-voltage lockout (UVLO) on VCC. The device architecture pairs four N-channel MOSFETs per bridge with a switched-capacitor charge pump to generate a gate voltage above VCC, allowing 100% duty-cycle operation of the high-side FETs without bootstrap refresh. Logic inputs are 1.8V-5V CMOS-compatible, permitting direct connection to microcontrollers without level shifters. Internal dead-time generation prevents cross-conduction between half-bridges. Typical applications include camera module autofocus / zoom (voice-coil motor drive), stepper motor drive in camera shutters and aperture actuators, small brushed DC gearmotor drive in consumer electronics, optical image stabilization actuator control, and low-power robotic actuators. The 20-pin HVQFN with exposed die pad enables direct PCB thermal dissipation in space-constrained modules. When designing with this part, place the 0.1 uF charge-pump capacitor as close to the CP pin as possible and provide a low-impedance GND plane tied to the exposed pad. Verify thermal performance at the user's worst-case duty cycle, since 1 A continuous into 1 ohm load dissipates approximately 1 W per bridge - four-layer PCB with thermal vias under the EP is recommended. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes from the NXP MPC17550 datasheet that go beyond what a manufacturer PDF alone provides.
MPC17559EP - Quad H-Bridge Low-Voltage Motor Driver | NXP
The NXP MPC17559EP is a monolithic quad H-Bridge motor driver IC designed for low-voltage portable electronics, integrating four independent half-bridge output stages capable of delivering up to 300 mA per channel. Housed in a 56-pin QFN (8x8 mm) surface-mount package with an exposed thermal pad, the part is built on a Power MOSFET parallel architecture and operates from a supply voltage of 1.8 V to 3.5 V with a load voltage range of 0.9 V to 3.5 V. Internal charge-pump generation, four MOSFET half-bridges, and logic-level serial/parallel control inputs are combined on the same die, eliminating the need for external gate drivers or bootstrap capacitors in low-voltage applications. A motor driver is a power-management IC that converts low-current logic signals from a microcontroller into the high-current phase voltages required by DC, stepper, or brushless DC (BLDC) motors. In the broader power-electronics taxonomy, the MPC17559EP sits within the motor-driver category, itself a subset of motion-control ICs under power management; it descends from the H-bridge topology that uses four switches to reverse current flow through a DC motor, enabling bidirectional rotation. The MPC17559 extends this topology with two parallel 3-phase outputs plus two H-bridges on a single die, which is unusual at this footprint size and supports extremely compact camera/lens or vibration-module designs. Key features include 300 mA continuous output current per channel, integrated over-current and thermal protection, low quiescent current to preserve battery life, and a low on-resistance Power MOSFET output stage. The 56-QFN package achieves a thermal resistance (theta JA) suitable for natural-convection cooling on a 1 oz copper PCB land, while the exposed pad provides direct heat dissipation into the board. The internal architecture uses four N-channel Power MOSFETs with common-drain outputs arranged as two configurable 3-phase bridges and two H-bridges. Logic inputs accept 1.8 V CMOS levels directly from modern microcontrollers, eliminating the need for level shifters. The chip targets portable applications where board area and standby current dominate design priorities. Typical applications include camera lens autofocus drivers, vibrator and stepper motor control in mobile phones, BLDC cooling fans, two-phase stepper indexing, and dual-coil DC actuator driver stages. Designers favor the part when four motors must be driven concurrently from a single lithium-ion or USB-supplied rail. When designing with the MPC17559EP, evaluate total worst-case dissipation against the package thermal envelope. At VIN=3.5 V driving four channels at 300 mA simultaneously, dissipation is non-trivial and requires generous copper thermal vias under the exposed pad; however, the part's wide logic compatibility usually eliminates external level-shifters and reduces overall BOM cost. This page consolidates distributor pricing, same-package drop-in alternatives, and practical PCB thermal notes not offered by the manufacturer datasheet, helping engineers evaluate MPC17559EP for next-generation portable designs.
MPC17559EPR2 - Quad H-Bridge Motor Driver, 56-QFN | NXP
The NXP MPC17559EPR2 is a monolithic quad H-Bridge motor driver IC with parallel interface and Power MOSFET outputs, housed in a 56-pin QFN (8x8) package. It operates from a 1.8V to 3.5V logic supply, drives loads from 0.9V to 3.5V, and delivers up to 300 mA per output channel. The device supports brushed DC and brushless DC (BLDC) motors in a fully integrated control-and-power-stage architecture. What is a motor driver IC? A motor driver IC bridges a low-power microcontroller or logic controller (typically 1.8V–5V) and a higher-current electromechanical load, providing the level-shifting, current amplification, and protection (current limit, thermal shutdown, flyback handling) required to safely energize windings. Motor drivers sit within the broader Power Management IC family, alongside voltage regulators and DC-DC converters; the H-bridge topology in particular enables bidirectional rotation of brushed motors and bidirectional current control in stepper or BLDC phase windings. Key features include four independent H-bridge channels, half-bridge (10) output configuration, parallel logic control, integrated freewheeling diodes, and thermal shutdown. Each H-bridge can sink/source continuous DC current into resistive, inductive, or DC-motor loads, making the MPC17559EPR2 suited for portable equipment with multiple low-voltage motors. The 56-QFN package (8 mm x 8 mm) provides a low-profile footprint for space-constrained PCB designs. Architecturally, the MPC17559EPR2 integrates Power MOSFET output transistors with logic-level input translation directly on the same silicon die. The parallel command interface (latch-based or direct) allows deterministic, low-latency motor control from a microcontroller GPIO port without an SPI or I2C transaction overhead. Built-in shoot-through protection prevents cross-conduction during state transitions. Typical applications include camera lens autofocus and zoom drives in digital cameras, dual-axis camera positioning stages, dual stepper motor drives in portable printers, vibrator motors in mobile devices, and BLDC fan speed controllers. The combination of four bridges in a single package is uncommon, which is why this part is selected in designs needing to actuate multiple small motors from a compact module. When designing with this part, observe the absolute maximum ratings on the logic and load supply rails. Add bulk decoupling close to both VM and VCC pins, and route high-current motor traces as short and wide as possible to limit parasitic inductance that can stress the internal MOSFETs during PWM switching. This page synthesizes distributor stock and pricing, drop-in alternative analysis, and design guidance not always present on the manufacturer datasheet itself.
MPC17C724EP - 0.4A Dual H-Bridge Motor Driver | NXP
The NXP MPC17C724EP is a compact monolithic dual-channel H-Bridge power IC designed to drive bipolar stepper motors or brush DC motors in low-voltage portable applications, delivering continuous motor drive current of 0.4 A per channel with a low on-resistance of 1.0 ohm, supplied across 2.7 V to 5.5 V. It is housed in a 16-pin QFN 3x3 mm package and exposed-pad variant. Built-in shoot-through current protection and an undervoltage lockout at approximately 2.0 V VDD safeguard the H-bridge outputs against fault conditions, and parallel CMOS logic inputs accept 3.0 V or 5.0 V MCU signals directly. A dual H-bridge motor driver is a power-management IC that integrates four switching MOSFETs arranged as two full bridges, allowing bidirectional current control of two DC brush motors or one bipolar stepper motor from a low-voltage digital supply. As a category within motor / motion controllers and drivers, dual H-bridge ICs sit between microcontrollers and electromechanical loads, replacing discrete MOSFET drivers with a single protected half/full-bridge block. They differ from single H-bridge drivers by integrating two bridges on one die, saving PCB area, reducing BOM count, and simplifying firmware by giving each bridge independent direction/enable inputs. Key features of the MPC17C724 include 0.4 A continuous output current per bridge, 1.0 ohm low-side plus high-side RDS(on) for low conduction loss, internal shoot-through (cross-conduction) protection, parallel logic interface, built-in undervoltage lockout, and a compact QFN-16 3 mm x 3 mm thermal-enhanced package. The combination of low quiescent current and low RDS(on) suits battery-powered motion systems where every milliwatt counts. The exposed thermal pad (EP suffix) improves theta-JA by spreading die heat through PCB copper, which is critical when both bridges operate at full load simultaneously. Architecturally the MPC17C724 uses four N-channel power MOSFETs per H-bridge with gate drivers and logic-level translation, allowing direct interface to 3.3 V MCUs. Charge-pump driven high-side gates keep the bridge fully enhanced at low VDD. The internal timing and dead-time circuitry ensures break-before-make transitions, eliminating cross-conduction losses that would otherwise create EMI and shoot-through currents in discrete designs. Typical uses include camera lens autofocus and zoom drives, iris and shutter actuators in digital cameras, bipolar stepper positioning in printers and scanners, brushed DC motor control in portable consumer electronics, and small robotics where a 3.3 V logic MCU drives two low-power brush motors. In camera-lens applications the H-bridge is typically placed near the lens motor with short trace runs to reduce motor-lead inductance and EMI. Because the device is in End-of-Life status and Not Recommended for New Designs, engineers specifying new products should consult NXP's current portfolio or evaluate the alternatives listed on this page.
NJU39610D2 - Dual 7-bit DAC Stepper Motor Controller | DIP-22 | NJR
The Nisshinbo Micro Devices NJU39610D2 is a microstepping motor controller with dual 7-bit+sign digital-to-analog converters (DACs), housed in a 22-pin DIP (D2) through-hole package designed to pair with the NJM3771 precision stepper motor driver. The part provides two independent reference-rail DACs that deliver sinusoidal full-step/microstep current profiles to the dual H-bridge driver, enabling smooth low-vibration motion in two-phase bipolar stepper systems. A microstepping controller is a specialized mixed-signal IC that converts digital position commands (typically from an 8-bit microcontroller such as the 6800/8051/Z80 family) into dual analog reference voltages that command the current setpoint of each motor phase. By dividing each full step into smaller microsteps through precise analog current control, microstepping dramatically reduces resonance, audible noise, and torque ripple compared with full-step or half-step excitation. The NJU39610 family sits in the motion-control hierarchy between a host processor and a power H-bridge driver such as the NJM3771, ultimately controlling a brushless DC or two-phase bipolar stepper motor. Key features include dual 7-bit+sign DACs for two independent phase current references, parallel 8-bit microprocessor-compatible data bus interface (compatible with 6800, 6801, 8051, Z80, and similar families in 8-bit data mode), TTL-compatible inputs (except reset), and a -20°C to +85°C commercial operating temperature range. The on-chip dual DAC architecture eliminates external trim and matching of discrete references, simplifying the analog signal chain while preserving monotonicity across the full output swing. Architecturally the NJU39610D2 combines CMOS digital logic for host interfacing and sequencing with precision bipolar DAC cores, allowing low-power operation from a single 5 V nominal supply while producing accurate current setpoints. The device is specified for office-automation and industrial equipment duty cycles where predictable microstep accuracy over temperature is required. Through-hole DIP-22 packaging supports legacy industrial designs, breadboarding, and field-replacement scenarios where socketed ICs are preferred over surface-mount alternatives. Typical applications include office-automation printers and plotters, CNC and pick-and-place equipment, factory automation positioning stages, textile and packaging machinery, medical instrumentation positioning, and robotic actuator control. The NJU39610D2 is most often paired with the NJM3771 driver to complete the analog control loop for 2-phase bipolar stepper motors. When designing with this device, ensure the host microcode initializes the DAC latches before energizing the motor and follow the timing diagrams for /CS, /WR, and the two address pins exactly to avoid spurious phase current updates. Decouple VCC with a 0.1 µF ceramic capacitor placed within 10 mm of the supply pin and keep analog ground returns short and isolated from digital switching currents.
NUD3124DMT1G - 28V 150mA Automotive Inductive Load Driver | onsemi
The onsemi NUD3124DMT1G is an automotive-grade inductive load driver in a 6-pin SC-74 (SOT-457) package that integrates a 28V N-channel MOSFET with logic-level input driving and an internal free-wheeling diode clamp, delivering up to 150 mA continuous load current for relays, solenoids, and small DC motors. According to the onsemi NUD3124 datasheet, the device accepts a logic-level input (compatible with 1.8V/3.3V/5V logic gates, inverters, and microcontrollers) and integrates all the protection components required for safe switching of inductive loads. An inductive load driver is a type of low-side power switch IC that combines a power MOSFET with built-in flyback protection, allowing compact, single-component control of relays, solenoids, valves, and small DC motors without the need for an external free-wheeling diode. The NUD3124 belongs to the broader power management IC category and is one of the smallest single-channel low-side switch solutions available in an SC-74 outline. Key features include 28V maximum load supply, 150 mA continuous drain current, integrated N-channel MOSFET plus integrated clamp diode, logic-level input threshold, and automotive-grade qualification (AEC-Q100) for harsh-environment applications. The internal flyback clamp eliminates the need for an external diode, simplifying PCB layout and reducing BOM count when compared with discrete MOSFET-plus-diode solutions. The NUD3124 uses an N-channel MOSFET output stage with on-resistance suitable for sub-200 mA loads. The internal Zener/clamp network absorbs the inductive kick when the load is de-energized, protecting both the driver IC and the surrounding circuitry. The device is qualified to automotive reliability standards, making it well suited for body electronics, climate control modules, and powertrain peripherals. Typical applications include driving relays and solenoids in automotive body modules, small DC motors in HVAC actuators, lamps and LED indicators, and any low-side inductive switching where a compact, integrated solution is preferred. It is commonly used in BCM (body control modules), HVAC door-lock actuators, and windshield wiper control. When designing with this part, ensure the load supply does not exceed 28V and that the load current remains below 150 mA continuous. The integrated diode handles inductive flyback; an external TVS or free-wheeling diode is generally not required, simplifying the BOM. This page synthesizes distributor pricing, drop-in alternative analysis, and practical design notes that complement the onsemi NUD3124 datasheet.
PAM8016AKR - Haptic Driver for ERM/LRA | Diodes Incorporated
The Diodes Incorporated PAM8016AKR is a haptic driver integrated circuit designed with low-latency, high-efficiency architecture and enhanced drive strength for Linear Resonance Actuator (LRA) and Eccentric Rotating Mass (ERM) haptic elements, housed in a 9-ball U-FLGA1515-9 wafer-level package measuring 1.5 mm x 1.5 mm. The device operates from a supply voltage of 2.8V to 5.5V and drives both actuator topologies from the same silicon die, supporting differential, single-ended, and PWM input interfaces to ease host processor integration in portable electronics. Key features include a wide 2.8V to 5.5V supply range, integrated NMOS/PMOS output stage, automatic braking for ERM actuators, and an LRA resonance tracking mode that maintains drive frequency near the resonant peak for maximum vibration amplitude. The driver delivers sufficient output current to drive commercial LRA actuators at rated vibration force while keeping quiescent current low to preserve battery life in standby. The internal H-bridge architecture uses an NMOS and PMOS complementary output stage to source and sink current directly at the load, eliminating the need for an external charge pump or boost converter. Auto-resonance tracking for LRA actuators calibrates the drive frequency to the actuator mechanical resonance each time it is enabled, reducing software overhead on the host and improving haptic consistency across temperature variations. Typical applications include smartphone and wearable tactile feedback, gaming controller rumble, touch-button replacement haptics in industrial HMIs, and notification alerts in portable medical and IoT devices. Its ultra-small U-FLGA footprint makes it suitable for space-constrained designs where PCB area is at a premium. Designers should observe the input capacitor value recommended in the manufacturer datasheet to ensure stable closed-loop operation of the internal current driver. The PAM8016AKR is footprint-compatible with other U-FLGA1515-9 haptic drivers, which simplifies second-source qualification and inventory risk mitigation across product lifecycles.
PDRV8343SPHPRQ1 - 60V 3-Phase Smart Gate Driver | Texas Instruments
The Texas Instruments PDRV8343SPHPRQ1 is an automotive-grade 5.5V to 60V three-phase smart gate driver with three integrated current shunt amplifiers, housed in a 48-pin HTQFP (PHP) 7x7mm package. It provides three independent half-bridge gate drivers each capable of driving high-side and low-side N-channel power MOSFETs, supports SPI configuration, and is qualified to AEC-Q100 for 12V/24V automotive systems. What is a three-phase smart gate driver? It is a power-management IC that sits between a microcontroller and a three-phase BLDC/PMSM motor's MOSFET bridge, translating low-power PWM commands into high-current gate-drive signals while integrating protection, current sensing, and sometimes fault diagnostics. Within the broader taxonomy, the PDRV8343S belongs to gate drivers -> motor drivers -> motor/motion control ICs -> power management semiconductors -> discrete and module semiconductor solutions used in automotive mechatronics. Key features include a wide 5.5V-60V operating range that handles 12V/24V battery transients, integrated 3.3V LDO for digital supply, programmable gate-drive current up to 1A source/sink, three integrated current-shunt amplifiers with adjustable gain, and SPI for configuring drive strength, dead time, and amplifier gain. Independent half-bridge control enables advanced topologies including sensorless field-oriented control. The PDRV8343S uses a charge-pump architecture for the high-side gate supply that maintains gate drive at 100% duty cycle. Integrated protections include VM undervoltage lockout, VCP charge-pump undervoltage, MOSFET VDS overcurrent, gate-drive short detection, and thermal shutdown, allowing robust fault handling in automotive environments. Typical applications include automotive HVAC blowers, oil/water pumps, electric power steering (EPS) assist, e-compressors, and 12V/24V three-phase brushless DC motor drives. The combination of AEC-Q100 qualification, three integrated CSAs, and SPI programmability makes it ideal for safety-relevant automotive mechatronic systems. When designing with the PDRV8343S, ensure the bulk VM decoupling uses low-ESR ceramic capacitors placed close to the VM pins, and that the charge-pump flying capacitor (CP1/CP2) is a 1uF X7R rated for the full supply voltage. Use the integrated CSAs to eliminate external op-amps for cost-optimized current feedback. This page synthesizes distributor pricing, drop-in same-package alternatives from the DRV8343 family, and practical design notes that go beyond the manufacturer datasheet's typical application section.
PS21563-SP - 600V/10A Mini-DIP IPM, 3-Phase IGBT Inverter | Powerex
The Powerex PS21563-SP is a 600V/10A Mini-DIP Intelligent Power Module (IPM) integrating a 5th-generation low-loss three-phase IGBT inverter bridge, high-voltage gate drivers, and comprehensive protection circuitry in a compact dual-in-line transfer-molded package. The module delivers up to 10A continuous collector current at 600V and provides open-emitter outputs designed for small three-phase motor drive applications. With 2500Vrms isolation voltage and built-in HVIC drivers, the PS21563-SP eliminates the need for external gate drive optocouplers and significantly reduces inverter design time. What is an Intelligent Power Module? An IPM (Intelligent Power Module) is a highly integrated hybrid power device that combines IGBT switches, anti-parallel diodes, gate drive HVICs, and fault protection logic in a single transfer-molded package. IPMs sit within the broader hierarchy: power semiconductor -> power module -> IPM -> inverter power stage. They are widely used to shrink PCB area, reduce EMI, and improve reliability compared to discrete IGBT + driver solutions, because the gate drive timing and protection thresholds are pre-engineered by the silicon vendor. Key features of the PS21563-SP include 600V collector-emitter voltage rating, 10A continuous output current per phase, 20A peak output current capability, and built-in protections for short-circuit (SC), under-voltage lockout (UVLO) on each control supply, and over-temperature shutdown. The control logic is 3.3V/5V CMOS-compatible, allowing direct interface with microcontrollers and DSP motor-control peripherals. The 25-pin Mini-DIP transfer-mold package provides 2500Vrms isolation and is optimized for PCB-mount inverter designs where heatsinking is via the mounting base. Architecturally, the PS21563-SP uses 5th-generation IGBT technology with a CSTBT (Carrier-Stored Trench-Gate Bipolar Transistor) structure, achieving lower VCE(sat) and switching losses than prior generations. Each phase leg includes an integrated bootstrap diode and floating supply architecture, allowing a single +15V control rail to drive all three high-side IGBTs through the internal charge pumps. The open-emitter configuration supports both sensored (FOC) and sensorless BLDC/PMSM control algorithms. Typical applications include small three-phase motor drives such as washing machine drum motors, refrigerator compressors, fan and pump inverters, small HVAC blowers, and industrial servo drives up to 750W. The wide control supply range (13.5V to 16.5V) makes it tolerant of regulated 15V rails in industrial 24V bus systems. Design considerations include keeping the P-N1 snubber loop short (≤0.1-0.22μF snubber recommended), placing a 24V/1W Zener diode on each control supply terminal for surge protection, and providing sufficient copper pour on the module base for thermal dissipation (typical Rth(j-c) requires heatsink at sustained loads above 5A). This page synthesizes distributor pricing, Mini-DIP IPM drop-in alternatives from the Powerex/Mitsubishi SuperMini DIP family, and practical layout guidance not aggregated in the manufacturer datasheet.
SI9986CY-T1-E3 - 1A Buffered H-Bridge Motor Driver | Vishay | 8-SOIC
The Vishay Siliconix SI9986CY-T1-E3 is an integrated, buffered H-bridge motor driver Power MOSFET delivering up to 1.0 A continuous output current at VDD = 12 V in an 8-pin SOIC package. The device operates from a 3.8 V to 13.2 V supply range and supports switching rates up to 200 kHz, making it suitable for small DC motor control in camera autofocus, lens iris, and small actuator applications. A buffered H-bridge is a fully integrated motor driver topology that combines four power MOSFETs in an H configuration with on-chip logic-level buffering and shoot-through protection. The H-bridge family belongs to the broader category of motor drivers and motion controllers, which themselves fall under power management integrated circuits. By integrating the power stage and control logic into one die, the buffered H-bridge eliminates the discrete component count and timing headaches of building an H-bridge from individual MOSFETs and gate drivers. Key features include TTL-compatible inputs, internal upper/lower shoot-through protection that prevents simultaneous conduction in either half-bridge, and a bipolar power MOSFET output stage. The integrated design requires no external dead-time circuitry, simplifying PCB layout and reducing BOM cost compared to discrete H-bridge implementations. The device also includes thermal protection and operates over a 0C to 150C junction temperature range. The Si9986 uses an N-channel MOSFET output stage with TTL-compatible logic inputs, allowing direct connection to a microcontroller GPIO without level shifters. The internal charge pump generates the gate drive voltage for the high-side N-channel FETs, while the shoot-through protection ensures that the upper and lower FETs of the same half-bridge cannot turn on simultaneously - a critical feature that prevents destructive cross-conduction currents. Typical applications include camera lens autofocus mechanisms, iris diaphragm control, small DC brushed motor drives in consumer electronics, and any low-power bidirectional DC motor control where PCB area is at a premium. The 8-SOIC package and minimal external component count make it ideal for space-constrained designs. When designing with this device, observe the 13.2 V absolute maximum supply voltage and ensure adequate decoupling with a 0.1 uF ceramic capacitor directly at the VDD pin. The output current rating of 1 A continuous assumes room temperature operation; derate outputs will rise above ambient with reduced PCB copper area. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes not found in the standalone manufacturer datasheet, enabling engineers to make informed sourcing and design decisions.
STSPIN220 - 1/256 Microstep Stepper Driver QFN-16 | STMicroelectronics
The STMicroelectronics STSPIN220 is a low-voltage bipolar stepper motor driver integrating a microstepping sequencer with up to 1/256-step resolution, two PWM current controllers, and a power stage composed of two fully protected full-bridges, housed in a compact 16-pin VFQFPN (3x3x1.0 mm) package. A stepper motor driver is a power management IC that translates low-power control signals into the sequenced phase currents required by bipolar stepper motors. Within the semiconductor hierarchy it sits under motor drivers and motor control ICs, bridging the gap between a microcontroller and the motor coil load. Stepper drivers combine logic (sequencer, translator), current regulation (PWM choppers), and a power stage (H-bridges) in a single device, replacing discrete transistor bridges and simplifying motion-control design. Key features of the STSPIN220 include microstepping resolution as fine as 1/256 of a step for smooth, low-audible-noise motion, an integrated PWM current controller with fixed off-time for accurate coil current regulation, and a low RDS(on) power MOSFET output stage that minimizes conduction losses and heat generation. The device also integrates a full set of protection features, and supports a simple Step/Direction control interface compatible with common 3D-printer and motion-control host architectures. From a technical standpoint, the two fully protected full-bridges drive both phases of a bipolar stepper, while the internal sequencer generates the microstep current profile selected through the microstep mode pins. The PWM current controllers compare the voltage across an external sense element with the reference set by VREF, regulating phase current with fixed off-time chopping. Fully protected operation covers overcurrent and thermal fault conditions, improving system robustness in cost-sensitive designs. Typical applications include 3D printers and 3D-printer stepper driver boards, small robotics and camera-gimbal positioning, laboratory automation, portable battery-powered devices, and low-voltage bipolar stepper actuation up to the 10 V motor-supply class. Its 3x3 mm VFQFPN footprint makes it attractive for space-constrained carrier boards. For design, size the sense resistor so full-scale coil current matches the VREF setting, and provide adequate copper area on the exposed pad for thermal dissipation at higher currents. This page synthesizes distributor pricing, lifecycle information, and application guidance not found in the manufacturer datasheet alone.
STSPIN32F0601TR - 600V 3-Phase BLDC SiP | STM32 | STMicroelectronics
The STMicroelectronics STSPIN32F0601TR is an advanced 600 V three-phase BLDC (brushless DC) motor controller system-in-package (SiP) integrating an ARM Cortex-M0 STM32 microcontroller with 32 KB Flash, a smart gate driver capable of driving N-channel power MOSFETs or IGBTs up to 600 V, and a wide-input linear regulator on a single 64-pin TQFP exposed-pad substrate. Operating from 9 V to 20 V on the supply rail with an embedded 12 V LDO for the gate driver, the device targets home appliances and industrial drives where PCB area, BOM count and reliability dominate the design trade-off. Key headline specs include a 48 MHz Cortex-M0 CPU, 32 KB embedded Flash, 600 V high-voltage rail tolerance on the gate-driver outputs, integrated bootstrap diodes for the three high-side drivers, less than 1 V gate low-level output at 10 mA sink (eliminating external bleeder resistors), an active-low shutdown EN pin, and a smart shutdown comparator that protects the power stage from over-current events. The TQFP-64 10x10 mm package with exposed thermal pad keeps dissipated heat inside the inverter footprint. An LDO (Low-Dropout) linear regulator inside this SiP steps the purpose of a voltage regulator that maintains a stable output even when the input-to-output differential is small; here the 12 V LDO derives the gate-driver VCC from the motor bus, while the MCU core is fed from a separate low-voltage regulator on the same die. The system-in-package concept itself sits within the broader motor-control hierarchy: motor driver IC -> gate driver -> motor controller -> power management IC -> semiconductor. This layered integration is the primary engineering reason designers choose STSPIN32F0601 over a discrete MCU + gate-driver solution. Typical applications include 600 V-class three-phase BLDC/PMSM drives for washing machines, refrigerators, air-conditioner compressors, fans, pumps, industrial servo pumps, and e-bike industrial controllers. The integration also benefits HVAC blower systems and small industrial drives where every millimetre of PCB real estate is at a premium. When laying out the PCB, place the bootstrap capacitors as close as possible to the high-side pins and use a 4-layer board with a continuous ground plane under the exposed pad for thermal relief. Verify that the shunt-resistor value is sized so that the smart-shutdown comparator threshold (200 mV typical on the SD pin) trips before the external MOSFETs exceed their SOA. The SiP is not a hot-swap part; allow at least 1 ms for VCC ramp-up before asserting EN high. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical SiP layout notes that are not found in the manufacturer datasheet, supporting engineers in selecting and qualifying the STSPIN32F0601TR for next-generation high-voltage motor drives.
STSPIN32F0602 - 600V Three-Phase BLDC SiP | STMicroelectronics
The STMicroelectronics STSPIN32F0602 is an advanced 600 V three-phase brushless DC (BLDC) controller system-in-package (SiP) that integrates a high-voltage gate driver with an ARM Cortex-M0 STM32 microcontroller in a single 64-pin TQFP exposed-pad package. The high-voltage rail tolerates up to 600 V and the device pairs with external power switches to build complete three-phase inverters for industrial drives, white goods, and home appliances. A system-in-package for motor control combines an MCU core, gate drivers, and housekeeping supplies in a single molded body, dramatically shrinking PCB footprint and bill-of-material versus a discrete implementation. The STSPIN32F0602 belongs to the broader motor-driver / motor-controller category, which sits hierarchically under power management, motion control, and embedded motor-control ICs; it specifically targets sub-1 kW three-phase BLDC and PMSM applications where integration outweighs the need for separate MCU selection. Key features of the STSPIN32F0602 include three high-voltage/low-voltage gate-driver channels capable of driving N-channel power MOSFETs or IGBTs, an integrated bootstrap diode structure, an embedded STM32F0 Cortex-M0 core, on-chip flash memory, and comprehensive protection including interlocking, deadtime generation, and shutdown on undervoltage. The device is housed in a 64-pin TQFP-EP (10x10 mm) package with an exposed thermal pad that conducts dissipated heat directly to the PCB copper pour, supporting continuous switching at high bus voltages. Architecturally, the SiP isolates the low-voltage digital MCU from the high-voltage analog gate-driver domain, allowing firmware developers to use the standard STM32 toolchain (STM32CubeMX, STM32CubeIDE, ST-LINK) while keeping the analog front end isolated and protected. The gate drivers sink/source sufficient current to switch typical 600 V MOSFETs at tens of kHz, while the integrated bootstrap circuitry eliminates the need for an external bootstrap diode on each high-side channel, reducing BOM count by six discrete components. Typical applications include home appliances such as refrigerator compressors, washing-machine direct-drive motors, and air-conditioner outdoor-unit fans; industrial pumps, fans, and small servo drives; and 600 V-class three-phase inverters where design teams prefer a single qualified IC over a discrete MCU + driver + bootstrap network. The device also suits HVAC blowers and low-power industrial automation drives. When designing with the STSPIN32F0602, ensure the exposed thermal pad is soldered to a sufficient copper area to keep junction temperature within the datasheet limits, and follow the reference schematic in the EVSPIN32F0602S1 evaluation board for the recommended input filter, bulk bus capacitance, and shunt-based current-sensing network. Programming requires an SWD interface; the device is supported by the standard STM32Cube ecosystem, allowing firmware reuse across the STSPIN32 family. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone. As of 2026-10-10, the STSPIN32F0602 is broadly stocked at distributors including DigiKey, Mouser, and the ST eStore, with pricing in the typical industrial SiP range.
TB6600 - 5A Stepper Motor Driver IC | Toshiba | CNC
The Toshiba TB6600 (TB6600HG) is a 1-channel bipolar stepping motor driver IC rated for 50V motor supply and 5A (4.0A peak in typical module implementations) output current, delivering microstepping resolution up to 1/16 step in a 25-pin HZIP (HZIP25) power package with integrated MOSFET output bridges. A stepping motor driver IC is a power management device that converts low-current logic-level STEP and DIR pulse signals from a microcontroller into high-current phase currents required by a stepper motor. Within the power electronics hierarchy, it sits between the motor controller (MCU or CNC breakout board) and the motor windings, performing current regulation, microstepping interpolation, and protection functions in a single package. Key features include a wide 9V to 40V DC motor supply range on typical module implementations, output current selectable in 8 steps from 0.7A to 4.0A via DIP switches, and a maximum input pulse frequency of 20 kHz. The device integrates under-voltage lockout (UVLO), over-current detection (ISD), and thermal shutdown (TSD) protection circuits, per the Toshiba product page. The TB6600 uses bipolar power MOSFET output stages in an H-bridge arrangement for each phase, enabling full bipolar drive of 2-phase and 4-phase hybrid stepper motors. Microstepping up to 1/16 reduces torque ripple and audible noise compared with full-step drive. The decoded current decay control maintains smooth phase-current waveforms across the speed range. Typical applications include DIY and light-duty CNC routers, 3D printers driving NEMA 17 and NEMA 23 motors, engraving machines, and small robotics, where optocoupler-isolated signal inputs (on common TB6600 modules) protect the controller from motor-side voltage transients. Design consideration: thermal management dominates the design - at 4A the HZIP package requires a substantial aluminum heatsink, and the manufacturer notes the part is not intended for professional-grade applications. This page synthesizes distributor data, verified specifications, comparisons against DM542, A4988, and TMC2209, and practical design notes not found in the manufacturer datasheet.
TB67H420FTG - 50V 9A Dual H-Bridge Brushed DC Motor Driver | Toshiba
The Toshiba TB67H420FTG is a brushed DC motor driver IC supporting high-current (9.0 A) and high-voltage (50 V) operation, housed in a 48-pin VQFN (7 mm x 7 mm) package. Built on Toshiba's BiCD process, it integrates dual H-bridges that can be controlled independently for two brushed DC motors or in parallel for a single higher-current stepping/brush load, and uses sense-resistor-less PWM current control for simplified board layout. A brushed DC motor driver is a power-integrated circuit that converts low-current logic-level PWM signals from a microcontroller into high-current drive outputs capable of energizing the motor windings. By eliminating external current-sense resistors, sense-resistor-less architectures reduce BOM cost, shrink PCB area, and simplify wiring in cost-sensitive H-bridge designs. The TB67H420FTG sits in the broader taxonomy: H-bridge driver -> motor driver IC -> power management IC -> semiconductor, making it a foundational block for mechatronic subsystems. Key specifications include an absolute maximum supply voltage of 50 V, a peak output current of 9.0 A (continuous ~4.5 A per the official Toshiba product page), built-in Under-Voltage Lockout (UVLO), Thermal Shutdown (TSD), and Intelligent Shutdown (ISD) protection. The device operates from a single power supply (VM) with logic-level inputs, and supports forward, reverse, brake, and Hi-Z modes through standard IN1/IN2 control logic. Fabricated on BiCD (Bipolar + CMOS + DMOS) process technology, the TB67H420FTG combines low-loss DMOS output stages with CMOS control logic on a single die, enabling high-efficiency switching and small package footprint. The exposed thermal pad on the VQFN-48 package provides a low-thermal-resistance path (theta-JA per datasheet) essential for continuous high-current operation. Typical applications include dual brushed DC motor control in robotics and small CNC machines, single-axis stepper motor driving in 3D printers, automated curtain/blind drives, and battery-powered e-mobility toys where 24-36 V battery packs are common. The dual H-bridge mode is also suitable for bipolar stepper control up to the rated current. The 50 V absolute maximum provides substantial margin above 24 V and 36 V industrial bus rails. When designing with this device, always include adequate bulk decoupling on VM (typically 100 uF electrolytic + 10 uF ceramic) placed adjacent to the IC. The exposed thermal pad MUST be soldered to a sufficiently large copper pour (recommended >= 1 square inch) to achieve the rated continuous current without triggering thermal shutdown. Confirm operating mode (dual brushed vs single stepping) before PCB layout, since pin mapping differs. This page consolidates distributor pricing, drop-in compatible same-brand alternates, and practical design notes that complement the manufacturer datasheet - information not found in a single source on the manufacturer site.
TC78H660FNGEL - 18V/2A Dual H-Bridge Motor Driver | Toshiba
The Toshiba TC78H660FNGEL is a dual-channel brushed DC motor driver IC that integrates two DMOS H-bridges in a 16-pin TSSOP package, rated for 2.0 A peak output current per channel and an operating supply range of 2.5 V to 18 V. According to the Toshiba product page, this IC can drive two DC brushed motors independently or one bipolar stepping motor, and includes built-in low-voltage lockout (UVLO), thermal shutdown (TSD), and overcurrent shutdown (ISD) protection. The on-chip DMOS output transistors deliver low on-resistance (typically around 0.5 ohm per HS+LS FET at room temperature) which reduces conduction loss and improves thermal headroom in compact 16-TSSOP layouts. A brushed DC motor driver is a power-management IC that uses full-bridge or half-bridge switching stages to commutate a permanent-magnet DC motor electronically, replacing mechanical brushes with MOSFETs. The TC78H660 belongs to the broader category of motor-driver ICs (DC motor drivers > stepping motor drivers > brushed DC motor drivers > power management ICs). Compared to discrete H-bridge designs, an integrated driver such as the TC78H660FNGEL saves PCB area, reduces BOM count, and embeds critical fault protection that would otherwise require external comparators and reference circuits. Key features include 2.0 A peak / 1.4 A continuous per channel, 2.5 V-18 V wide supply range, integrated charge pump (no external bootstrap capacitor required), selectable parallel/dual mode, low standby current, and a small 16-pin TSSOP exposed-pad package. The internal current-sense resistor eliminates the need for an external shunt in most applications, simplifying the BOM and reducing PCB complexity. Together, these features enable a compact, low-cost drive solution for two small brushed motors or one bipolar stepper. Architecturally, the device combines DMOS output stages with TTL/CMOS-compatible input logic, so it interfaces directly to a 3.3 V MCU without level shifters. The internal charge pump drives the high-side DMOS gates above VM, supporting 100% duty-cycle PWM operation. Toshiba specifies the input logic thresholds so the device is directly compatible with 3.3 V GPIO. Built-in cross-conduction prevention (dead time) and shoot-through protection are integrated into the H-bridge timing logic, which is critical for reliability when driving inductive loads. Typical applications include dual brushed DC motors in compact battery-powered products, bipolar stepping motors in cameras and small robotics, solenoid and valve drives, toy and hobby servos, and consumer appliances such as air-purifier fans or coffee-machine pumps. Because the device runs from a single 2.5 V-18 V supply, it is well suited to USB-powered, 1S Li-ion, and 12 V bus systems alike. When designing with this IC, place a low-ESR 10 uF bulk capacitor close to VM and a 0.1 uF ceramic bypass on VCC, and connect the thermal pad to a copper pour of at least 100 mm² to stay within the 150 °C junction rating under 1 A continuous load. For stepper mode, follow the Toshiba reference sequence (IN1=step, IN2=direction) and avoid input commands faster than the supported logic transition rate. This page synthesizes the Toshiba datasheet specifications, distributor pricing from DigiKey/Mouser/Arrow as of 2026-10-10, and practical PCB and design notes that go beyond what is printed on page one of the datasheet.
TC78H660FTG - Dual H-Bridge DMOS Motor Driver, 18V, 2A | Toshiba
The Toshiba TC78H660FTG is a dual-channel brushed DC motor driver IC that integrates two DMOS H-Bridges with low on-resistance output transistors in a 16-pin VQFN (3x3 mm) package. It operates from a 1.8V to 18V supply range and delivers up to 2A peak output current per channel, making it suitable for driving two DC brushed motors or one bipolar stepping motor from a single IC. A brushed DC motor driver is a power-management IC that converts low-power logic-level control signals into the high-current push-pull drive required by a brushed DC motor. Within the broader taxonomy, brushed DC motor drivers sit under motor driver ICs, then power management ICs, then semiconductor devices. The dual H-Bridge topology places four DMOS switches per channel so current can be steered in both directions through the motor winding, enabling forward, reverse, and braking functions from a small surface-mount part. Key features include 0.6 ohm (typical) on-resistance per DMOS output, integrated Undervoltage Lockout (UVLO), Overcurrent Detection (ISD), and Thermal Shutdown (TSD). A combined MODE/ERR pin lets a host MCU set operating mode in normal operation while the same pin asserts a low-level fault flag when TSD or ISD is triggered. Pulse-width modulation up to 200 kHz is supported for speed control, and logic inputs are 1.8V-compatible for direct connection to modern low-voltage MCUs. The TC78H660FTG uses Toshiba's proprietary CD-process DMOS transistors, which combine the low conduction loss of DMOS with logic-level gate drive, eliminating the need for external gate-drive circuitry. The exposed thermal pad on the VQFN-16 package lowers thermal resistance to roughly 35 C/W on a 4-layer 1 oz PCB, allowing 2A continuous operation at modest VIN without an external heatsink. Typical applications include 5V/12V dual brushed DC motors in robotics and small appliances, camera pan/tilt heads, vending-machine actuators, USB-powered fans and pumps, and bipolar stepper motors in compact mechanisms. The 18V absolute maximum supply simplifies 2-cell Li-ion (8.4V) and 12V industrial bus designs. When designing with this part, place input and motor bypass capacitors within 3 mm of their respective pins, and stitch the exposed thermal pad to a copper ground plane to keep junction temperature within safe limits at full 2A load. This page synthesizes distributor pricing, verified drop-in alternatives, and PCB-level design notes that go beyond the manufacturer datasheet to help engineers shorten the selection and qualification cycle.
TLE42062GXUMA2 - 1.4A H-Bridge Motor Driver 8-18V | Infineon
The Infineon TLE42062GXUMA2 is a fully integrated bipolar H-bridge DC motor driver delivering up to 1.4 A continuous output current, housed in a 14-pin PG-DSO-14 surface-mount package. Designed for automotive and industrial motion control, it operates from a single 8 V to 18 V supply and integrates the four power DMOS half-bridge transistors, charge pump, control logic, and protection circuitry on a single die. Key features include a parallel (TTL-compatible) logic interface, integrated free-wheeling diodes, PWM capability up to 25 kHz, low quiescent current, and full protection against short-circuit, over-temperature, over-voltage, and under-voltage conditions. The H-bridge topology supports bidirectional drive of a single brushed DC motor or two solenoids with full four-quadrant operation (forward, reverse, brake, high-impedance). Technically, the device uses Infineon's SPT (Smart Power Technology) process to co-integrate vertical power DMOS transistors with bipolar control circuitry, achieving typical R_DS(on) around 700 mOhm at 25 C per leg. The integrated charge pump generates the gate drive for the high-side DMOS, eliminating the need for an external bootstrap capacitor and simplifying PCB layout. Typical applications include automotive throttle and flap actuators, HVAC blower and blend-door motors, headlight beam-leveling drives, body electronics such as mirror adjustment and seat-positioning motors, as well as industrial small DC-motor drives, valve actuators, and robotic actuators operating from a 12 V bus. When designing with the TLE42062GXUMA2, ensure adequate PCB copper pour on the exposed pad for thermal dissipation - at 1.4 A into a low-impedance motor, continuous dissipation can exceed 1 W. Add a 100 nF decoupling capacitor close to V_S and 10 uF bulk capacitance to absorb motor back-EMF transients. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
TLE7189F - 3-Phase Bridge Driver IC | Infineon Technologies
The Infineon TLE7189F is a 3-phase motor driver IC that controls 6 to 12 external MOSFETs forming the converter for high-current 3-phase BLDC motor drives in the automotive sector. It supports up to 30 kHz PWM switching frequency, integrates short-circuit detection and diagnostic features, and is AEC-Q100 qualified. The device is housed in a 48-pin PG-VQFN (VQFN-48-4) power package with an exposed thermal pad for superior heat dissipation under high-side/low-side gate-drive switching losses. A 3-phase bridge driver IC belongs to the broader category of gate drivers (also called motor driver pre-drivers or half-bridge drivers) within the semiconductor power management hierarchy: gate driver -> motor driver IC -> power management IC -> semiconductor. It functions as the intelligent control interface between a low-power microcontroller PWM block and a high-current 3-phase MOSFET bridge, handling level shifting, dead-time insertion, charge-pump generation, and protection logic. Without such drivers, microcontrollers cannot directly switch the multi-ampere currents required by automotive 48V or 12V brushless DC motors used in pumps, fans, and eBikes. Key features of the TLE7189F include integrated over-voltage shutdown monitored at Vs and VDH pins, short-circuit protection per phase, programmable dead time to prevent shoot-through, a charge pump for 100% duty-cycle high-side drive, and an SPI/diagnostic interface for fault feedback. The IC accepts low-battery operation down to 6V (cranking survival) and operates across -40C to +150C junction temperature. The 30 kHz PWM capability supports both trapezoidal and field-oriented control (FOC) algorithms. Typical applications span automotive BLDC pumps (water/oil/fuel), electric power steering (EPS), HVAC blowers, eBike traction drives, and 12V/48V mild-hybrid cooling fans. In each scenario the TLE7189F replaces discrete bootstrap-driver designs, reducing BOM count and PCB area by ~40% while providing ASIL-friendly diagnostic outputs. Designers should place the bootstrap capacitors as close as possible to the BSTx pins, use a low-ESR 1uF to 4.7uF ceramic on VCC, and ensure the exposed pad is soldered to a copper area of at least 1 cm^2 to keep junction temperature within AEC-Q100 limits. The datasheet documents a 29-page revision 2.1 from May 2007; refer to the manufacturer datasheet for the full device specification set. This page synthesizes distributor pricing, drop-in alternatives, and automotive design notes beyond the manufacturer datasheet narrative.
TLE82092SAAUMA1 - SPI H-Bridge DC Motor Driver | Infineon
The Infineon TLE82092SAAUMA1 is an SPI-programmable H-bridge DC motor driver housed in a 20-pin PG-DSO-20-65 power package, designed for safety-critical automotive motion control. It integrates two power MOSFET half-bridges delivering up to 5.5 A continuous load current, supports 4 selectable current ranges, and offers 2 configurable slew-rate settings. An SPI interface provides extensive diagnostic readback for fault monitoring in ASIL-rated systems. An H-bridge motor driver is a power IC that uses four switching transistors arranged in an "H" topology to drive a DC motor or solenoid in both forward and reverse directions from a single supply rail. The TLE82092SAAUMA1 belongs to the broader category of motor drivers and motor controllers within the power management IC family, sitting between microcontrollers and the mechanical actuator. By integrating the power stage, current sensing, and a digital SPI control interface, it replaces discrete MOSFET half-bridges plus op-amp sense circuitry, reducing PCB area and improving reliability in safety-critical applications. Key features include a wide operating supply range of 5 V to 28 V (transient tolerant to 40 V), four programmable current-limit thresholds, two programmable slew rates for EMI tuning, and comprehensive SPI diagnostics including open-load, short-to-ground, short-to-battery, and thermal shutdown flags. The PG-DSO-20-65 exposed-pad package achieves a junction-to-ambient thermal resistance of approximately 36 C/W with proper PCB copper area, enabling sustained 5 A operation without external heatsinking. The device is built on Infineon's SMART7 automotive process technology, combining low-Rds(on) N-channel power MOSFETs with on-chip charge pump gate drivers and a precision current-sense amplifier. The SPI interface operates up to 5 MHz and supports daisy-chaining for multi-device ECU architectures. Internal protection blocks include over-temperature warning, over-current shutdown, under-voltage lockout, and cross-current prevention with programmable dead time. Typical applications include throttle body control, exhaust gas recirculation valves, variable-geometry turbocharger actuators, electric park brake systems, transmission shift valves, and HVAC damper controls. The H-bridge topology and integrated diagnostics make the part especially suitable for systems requiring ASIL-B or ASIL-C functional safety compliance per ISO 26262. When designing with this part, observe the SPI programming sequence during initialization - the device must be configured before the output stages are enabled. Place the bootstrap capacitors close to pins 8/14 (high-side drivers) and use at least 100 nF ceramic decoupling on VCC. Refer to the Infineon application note for PCB layout guidance on thermal copper spreading under the exposed pad. This page synthesizes distributor pricing from DigiKey, LCSC, and Octopart, together with SPI-programmable H-bridge alternatives and practical design notes not consolidated in the manufacturer datasheet.
TLE82422LXUMA2 - 8-Ch Low-Side Constant Current Pre-Driver | Infineon
The Infineon TLE82422LXUMA2 (die name TLE8242-2L) is an eight-channel low-side constant-current control pre-driver IC housed in a 64-pin PG-LQFP-64-4 package, designed for solenoid, valve, and LED driver applications in automotive and industrial systems. Each of the eight channels is independently configurable through the SPI interface and can operate in either direct PWM mode or closed-loop constant current mode by setting the appropriate CM bit in SPI message #1. The device operates from a supply range of 5.5 V to 42 V and is rated for junction temperatures from -40 °C to +150 °C, enabling use in harsh automotive underhood environments. What is a low-side constant-current pre-driver? A low-side pre-driver sits between a microcontroller and external low-side N-channel MOSFET switches, controlling the gate of each MOSFET to regulate current through grounded loads such as solenoids, valves, relay coils, or LED strings. By sensing drain current through an external shunt and modulating the external MOSFET gate, the pre-driver achieves tightly regulated load current independent of supply voltage or temperature variations. The "pre-driver" classification means the IC does not contain the power MOSFETs themselves - this architecture lets designers select external MOSFETs sized for the application's load current and thermal budget. Key features of the TLE82422LXUMA2 include eight independently controlled channels, integrated SPI for diagnostics and configuration, fixed-frequency constant-current control, per-channel current setpoints, comprehensive fault diagnostics (open load, short circuit, overtemperature), and a wide 5.5 V to 42 V supply range. The PG-LQFP-64-4 package provides a low-thermal-resistance surface-mount footprint compatible with standard reflow assembly. Each channel supports a configurable PWM frequency and duty cycle, allowing the same IC to drive mixed load types (e.g., proportional valves and on-off solenoids) from a single device. Architecture-wise, the TLE82422-2L integrates a precision current-sense amplifier per channel, an SPI slave controller with global and per-channel status registers, an internal 5 V logic regulator for digital supply, and gate drivers capable of sourcing and sinking the gate charge of standard logic-level N-channel MOSFETs. The constant-current regulation loop operates at a fixed switching frequency to minimize EMI by placing harmonics at predictable frequencies, simplifying input-filter and EMC compliance design. Typical applications include automotive transmission solenoids, electronic throttle and EGR valves, diesel injection valves, LED driver modules, industrial process control valves, and printer/plotter stepper motor drivers. The eight-channel density is particularly suited to mechatronic modules that require multiple coordinated actuators. When designing with this device, follow Infineon's reference layout for the PG-LQFP-64-4 exposed pad: solder the e-pad to a continuous ground copper pour to achieve the rated thermal resistance and to provide the low-impedance return path required for accurate current sensing. Decouple VS and VCC with low-ESR ceramic capacitors placed within 5 mm of the supply pins. This page synthesizes distributor pricing, drop-in alternative analysis, and practical design notes - including a same-family Infineon alternative - that go beyond the manufacturer datasheet's specification tables to help engineers rapidly evaluate the TLE82422LXUMA2 for their multi-channel actuator and constant-current applications.
TLE8444SLXUMA1 - Quad Half-Bridge Motor Driver, 24V, AEC-Q100 | Infineon
The Infineon TLE8444SLXUMA1 is a protected quad half-bridge motor driver in a 24-pin PG-SSOP-24-7 package, designed for automotive and industrial motion-control applications. Built on Infineon's SPT (Smart Power Technology) BiCDMOS process, the device combines bipolar and CMOS control circuitry with DMOS power stages and integrates four independent half-bridge outputs capable of driving DC motors, stepper motors, bipolar and unipolar loads in parallel interface mode. Key headline parameters include a 24 V supply voltage rating, 0.9 A overcurrent shutdown threshold per channel, and 1.3 Ohm typical on-resistance (RDS(on)) per switch. What is a half-bridge motor driver? A half-bridge driver is a power semiconductor topology containing two switches (high-side and low-side) that together drive one terminal of a load. A quad half-bridge IC integrates four such bridges on a single die, enabling flexible load configurations: two DC motors, one stepper motor (as two full H-bridges), four solenoids, four LEDs, or any combination. These ICs belong to the broader motor driver family, which sits under power management ICs in the system hierarchy (motor driver -> power management IC -> semiconductor). The half-bridge topology is the foundational building block of all H-bridge and 3-phase motor drivers. Key differentiating features include an SPI/parallel control interface, integrated freewheeling diodes, overcurrent shutdown with diagnostics, overtemperature protection, undervoltage lockout, and open-load detection. The BiCDMOS architecture allows logic-level inputs (3.3 V/5 V CMOS compatible) to directly drive the high-current DMOS outputs, eliminating external gate drivers and level shifters. Each half-bridge can deliver continuous load current up to its rated RDS(on) limit, and parallel-mode operation enables higher per-channel current. The TLE8444SL is targeted primarily at automotive body electronics and industrial motion control, where it controls small DC motors, stepper motors, relays, and solenoids. Its AEC-Q100 qualification makes it suitable for under-hood and body modules, while the parallel interface simplifies integration with microcontrollers that lack SPI peripherals. The SSOP-24 package with exposed pad provides low thermal resistance for sustained high-current operation. Typical applications include throttle and flap actuators in HVAC systems, headlight beam-leveling motors, DC and stepper motor control in industrial automation, and solenoid/valve drivers. The integrated diagnostics (open load, short to ground/battery, overtemperature) significantly reduce external protection circuitry. When designing with this device, ensure the supply voltage stays within the rated range and place a 100 nF decoupling capacitor close to the VBB pin. The exposed thermal pad must be soldered to a sufficient copper pour to handle the worst-case dissipation across all four channels. This page consolidates distributor pricing, parametric drop-in alternatives, and practical PCB-level design guidance not found in the manufacturer datasheet, making it a complete sourcing and engineering reference for the TLE8444SLXUMA1.
TLE9166EQXUMA1 - 6 Half-Bridge SPI Motor Driver | Infineon
The Infineon TLE9166EQXUMA1 is a multi half-bridge motor driver IC integrating 6 half-bridges with NMOS output stages, a 25 kHz PWM engine, and an SPI configuration interface, housed in a PG-TSDSO-32-1 surface-mount package. It supports PWM-controlled DC motor commutation and is targeted at automotive door lock and other small brushed-motor body electronics applications. A half-bridge motor driver is a type of motor driver IC that uses multiple half-bridge output stages to switch current through motor windings in response to logic-level control signals. In the broader power management hierarchy, half-bridge drivers belong to the motor driver category within power management ICs, sitting alongside gate drivers, H-bridges, and full motor-controller SoCs that integrate FOC algorithms. Key differentiating features include six integrated half-bridges that can be configured as three full H-bridges, an SPI bus for command and diagnostic readback, integrated protection functions such as over-current, over-temperature, and under-voltage lockout, and a charge-pump (CP pin) that supplies the high-side gate drive. The PG-TSDSO-32-1 package exposes VS (battery supply), VDD (logic supply), the CP charge pump input, six half-bridge outputs, and SPI pins on a single IC. The TLE9166EQXUMA1 uses an NMOS half-bridge architecture with charge-pump-generated high-side gate drive, allowing low RDS(on) switching without the cost and footprint of P-channel devices. The integrated 25 kHz PWM engine handles chopping and freewheeling, while the SPI interface enables per-bridge configuration, current-limit setpoints, and fault-flag readback for ECU diagnostics. Typical applications include automotive door-lock actuators, power-window and power-mirror motors, HVAC damper and blower controls, and other body-electronics brushed DC loads. The wide VS range and integrated protections suit it to 12 V automotive electrical environments subject to load-dump and jump-start transients. When designing with this device, ensure VS is decoupled with a low-ESR bulk capacitor placed close to the IC, follow Infineon's PCB layout guidance for the exposed pad, and configure the SPI watchdog to meet your application's fault-recovery timing. This page synthesizes distributor pricing, drop-in alternatives from the same Infineon half-bridge family, and design notes that extend beyond the manufacturer datasheet.
TLE9180D31QKXUMA1 - 6-Ch Half-Bridge Gate Driver | Infineon
The Infineon TLE9180D31QKXUMA1 is an advanced half-bridge gate driver IC engineered to control six external N-channel MOSFETs forming a three-phase inverter for high-current BLDC motor drives in automotive 12V, 24V and 48V systems. Packaged in a PG-LQFP-64-27 (LQFP-64-EP, 10x10 mm) with exposed thermal pad, it provides non-inverting outputs, integrated current-sense amplifier, and ISO 26262 functional-safety support. Source/sink capability is 1 A typical with a 5.5 V to 60 V supply range and up to 90 V transient tolerance on bridge/motor/supply pins, suiting 48 V mild-hybrid architectures. A half-bridge gate driver is a power-management IC that translates low-power PWM logic signals from a microcontroller into high-current gate-drive voltages capable of rapidly switching large power MOSFETs. It sits between the MCU (control domain) and the inverter power stage (power domain), forming one of the cornerstones of every modern motor-drive or DC-DC converter. The TLE9180 family extends this concept with built-in protection, current sensing and ASIL-aware diagnostics, removing many external components. Key features include six half-bridge channels, programmable dead-time control, integrated charge-pump ready for 100% PWM duty, 5.5 V to 60 V supply range, current-sense amplifier for shunt-based phase-current measurement, and a comprehensive protection set: under-voltage, over-voltage, over-temperature, short-circuit, and cross-conduction prevention. SPI interface provides configurable fault and diagnostic readback. The LQFP-64-EP package exposes a thermal pad that drops theta_JA well below a standard LQFP, easing thermal design at 1 A continuous gate current. Typical applications include 12V/24V/48V BLDC and PMSM motor drives for electric water pumps, oil pumps, fans, HVAC blowers, e-bike traction controllers, and mild-hybrid auxiliary drives. Designers also use it for high-current three-phase solenoid drivers and DC-DC converter synchronous-rectifier control. The 90 V transient tolerance provides headroom for load-dump events in 24 V truck systems. When designing with this IC, ensure the bootstrap capacitors are sized for the maximum PWM period to maintain VGS above the MOSFET Miller plateau. The exposed pad must be soldered to a continuous ground copper pour to keep junction temperature within the -40C to +150C automotive Grade-1 range. Use the SPI window for cyclic diagnostics to meet ASIL requirements. This page consolidates real-time distributor pricing, qualified drop-in alternatives within the TLE9180 family and competing gate drivers, and practical design notes that complement the Infineon datasheet for faster automotive motor-drive design.