Drivers de Motor
Produtos (261)
TMC6460ATU - 36V/3A Smart FOC BLDC cDriver | Analog Devices
The Analog Devices TMC6460ATU is a fully-integrated servo drive IC rated at 36V/3A, packaged in a 38-pin TQFN (5x7 mm) outline with an exposed thermal pad. It integrates a hardware-implemented Field-Oriented Control (FOC) controller, power stage, current sensing, and feedback engine on a single chip, eliminating the need for an external microcontroller for torque, velocity, and position motion control in three-phase brushless DC motors. A brushless DC (BLDC) motor driver is a power-electronics IC that electronically commutates the stator phases of a permanent-magnet motor using position feedback. Within the broader motor-control hierarchy, a BLDC driver sits above discrete H-bridges and below complete motion modules; integrated servo ICs like the TMC6460 add closed-loop FOC and current-sensing on-chip, bridging the gap between simple stepper/BLDC drivers and full-fledged DSP-based motor controllers. The FOC algorithm is implemented in dedicated silicon rather than firmware, which is why the part is positioned by the vendor as a 'cDriver' (controller + driver). Key specifications include a 2.4V to 36V motor supply range, up to 3A RMS phase current, integrated NMOS FET power stage, on-chip current sensing, and host interfaces including I2C, SPI, and UART. The 38-TQFN exposed-pad package provides a low thermal-resistance path for dissipating motor-conduction losses, supporting continuous high-current operation without external heat sinking in typical fan, pump, and small-drivetrain designs. Architecturally, the TMC6460 is built around a hardware FOC engine that converts measured phase currents into quadrature vectors and drives the integrated three-phase half-bridge via an internal PWM modulator. Compared to software-FOC MCUs, the hardware engine closes the current loop in microseconds, reduces CPU overhead, and removes firmware development for the commutation/vector-control block - the host MCU only sets target torque/position via the digital interface. Typical use cases include BLDC servo pumps, e-bike hub drives, robotics joint motors, computer and server cooling fans, HVAC blowers, and small industrial spindle drives where size, EMI performance, and torque-ripple minimization are priorities. The 38-TQFN footprint suits space-constrained PCBs. Design tip: route the motor phase traces as a symmetric star from the IC, keep the exposed pad soldered to a continuous copper pour of at least 1 square inch, and place low-ESR decoupling within 5 mm of the VM and GND pins to keep current-sensing noise out of the FOC loop. Use TMCL/ADI Trinamic evaluation firmware when bringing up a new motor for fastest auto-tuning.
TMC6460ATU+T - 36V/3A Smart FOC BLDC Servo Driver IC | ADI Trinamic
The Analog Devices (formerly Trinamic / Maxim Integrated) TMC6460ATU+T is a fully-integrated servo drive IC combining a field-oriented control (FOC) controller, integrated power stage, on-chip current sensing, and a feedback engine in a single 38-pin TQFN (5x7 mm) package. The part supports supply voltages up to 36 V and continuous phase currents up to 3 A RMS, providing a one-chip solution for torque, velocity, and position control of three-phase PMSM and BLDC motors. What is a smart servo driver IC? A smart servo driver is a highly-integrated motor control IC that combines the microcontroller/MCU-style control law (often an FOC computation engine), gate drivers, power MOSFETs, current shunts/amplifiers, and encoder feedback peripherals on a single die. Within the power-management hierarchy for motion systems, it sits between the discrete MCU + gate-driver + external FET stack (lower integration, more design effort) and a full industrial servo drive module (higher integration, less design flexibility). The TMC6460 collapses that stack into one package, letting engineers implement torque- and velocity-controlled BLDC/PMSM servos without writing low-level commutation code. Key differentiating features include hardware-accelerated FOC computation, integrated NMOS power stage with on-chip current sense, support for absolute encoders (BiSS-C, SSI, Tamagawa T-format via firmware load), an integrated I/O controller that can host custom encoder protocol firmware, multiturn 32-bit position counter, and communication interfaces including SPI, I2C, and UART. The device is designed for the ADI Trinamic TMCL ecosystem, simplifying firmware development and evaluation via the TMC6460-EVKIT. Typical applications are three-phase BLDC and PMSM servo drives up to ~100 W mechanical output, robotic joint actuators, gimbals and drone propulsion, medical pumps and infusion devices, e-mobility hubs, and small-format CNC or 3D-printer spindles. The exposed-pad TQFN-38 (5x7 mm) package enables direct PCB thermal dissipation. Designers targeting firmware reuse across platforms benefit from the integrated I/O controller, which lets additional encoder protocols be added by uploading a custom program rather than redesigning hardware. When designing in the TMC6460, observe the 36 V absolute maximum supply rating and provide sufficient bulk capacitance on VMOT to absorb regen energy. Mount the exposed pad onto a copper pour of at least 1 square inch to keep junction temperatures within ratings at full 3 A phase current. Because most of the FOC loop runs in hardware, firmware development is dramatically simpler than a discrete MCU + gate-driver solution, but the part is not a general-purpose micro - it cannot replace an application processor in the system.
TMP816PWR - 18V Single-Phase BLDC Fan-Motor Predriver | TI
The Texas Instruments TMP816PWR is an 18-V maximum sensored single-phase brushless DC (BLDC) gate driver with adjustable current limit threshold, housed in a 20-pin TSSOP (PW) package. It operates from a 6 V to 16 V supply rail, delivers up to 20 mA of gate drive current to external PNP-NMOS power transistors, and supports an operating temperature range of -30 °C to 95 °C. A fan-motor predriver is an integrated circuit that sits between a low-power controller and a high-current power stage, translating PWM and tachometer signals into the gate/base drive pulses that actually switch the external power transistors. In the broader component taxonomy it is a motor driver IC, which falls under power management ICs and is essential for converting logic-level commands into the multi-ampere drive currents required to spin a single-phase BLDC fan. Because the actual switching transistors sit outside the IC, the predriver itself dissipates very little power while still enabling multi-ampere motor drive. Key features include a single-phase full-wave drive topology, an adjustable current limit threshold for motor protection, integrated FG (frequency-generator) tachometer output for closed-loop RPM sensing, and direct compatibility with an external PNP + N-MOSFET power stage. The low-saturation drive architecture reduces conduction loss and audible switching noise, while built-in thermal shutdown and current limiting provide robust protection against fan stall and PCB faults. Technically, the TMP816PWR integrates a Hall-sensor comparator, an adjustable-speed PWM control loop, and the pre-driver output stage that swings the external PNP and NMOS gates to produce commutation. The adjustable current limit threshold lets designers set the maximum locked-rotor current with a single external resistor, protecting both the motor winding and the external FETs during stall. The combination of low quiescent current and high-efficiency external drive makes the part well suited to energy-conscious consumer and appliance designs. Typical applications include large cooling fans for servers, telecom/networking switch and router blowers, industrial power-supply fans, and white-goods/air-conditioner indoor blower motors. The 18 V maximum supply tolerance also allows direct operation from 12 V buses with transient headroom for fault conditions. When designing with the TMP816PWR, place the 0.1 µF VCC decoupling capacitor within one millimetre of the supply pin and minimize parasitic inductance in the gate-drive loop to the external FETs. The current-limit resistor should be chosen so the trip threshold sits at 120-150 % of the motor's rated running current to avoid nuisance trips during normal start-up transients. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that go beyond what is captured in the manufacturer datasheet alone.
U2008B-MFPY - Bipolar Phase-Control IC for AC Motors | Microchip
The Microchip (formerly Atmel/TFK) U2008B-MFPY is a low-cost bipolar phase-control IC designed for AC motor speed control and soft-start applications, housed in an 8-pin SOIC package. It integrates full-wave load-current sensing, mains-compensated phase control, variable soft start, and overload protection into a single analog control loop. The device operates from a single supply rail of 14.5 V to 16.5 V and supports AC motor loads typically driven through an external triac. A phase-control IC is an analog/mixed-signal controller that delays the firing angle of a semiconductor switch (typically a triac) on each half-cycle of the AC mains, regulating the RMS voltage delivered to a load. Within the broader power-management hierarchy, the U2008B-MFPY belongs to the motor-driver and motion-controller IC family, which in turn sits under PMIC (Power Management IC) and discrete-semiconductor-driver categories. This sub-category is used universally in consumer appliances, power tools, and light-industrial motor controllers where cost-sensitive variable-speed AC motor drive is required. Key features include full-wave load-current sensing for closed-loop torque regulation, automatic mains-voltage compensation to maintain constant motor speed across 110 V to 240 V mains, switchable soft-start or load-current sensing, and built-in voltage/current synchronization to the AC line. Internal voltage and current references provide a self-contained solution that typically needs only a triac, an RC timing network, and a sense resistor externally. Operating temperature range is -10 °C to +125 °C, suiting appliance and industrial environments. Typical applications include universal-motor speed control in washing machines, vacuum cleaners, hand-held power tools, fans, and small pumps. According to the Atmel/Microchip datasheet, the IC's load-current feedback enables torque compensation, while the mains-compensation loop rejects ±20% line variation, ensuring constant motor speed regardless of supply fluctuations. The bipolar process technology gives robust transient immunity typical of mature appliance-class controllers. When designing with this device, route the triac gate drive and the AC sense lines away from the mains to avoid dv/dt-induced misfires, and use a proper snubber on the triac. Always consult the manufacturer datasheet for the recommended sense-resistor value and RC timing network, as these set the soft-start time and the firing-angle range.
UC3770AN - 2A Bipolar Stepper Motor Half-Bridge Driver | TI
The Texas Instruments UC3770AN is a high-performance, bipolar stepper motor full-bridge driver IC delivering up to 2 A of bipolar output current, housed in a 16-pin PDIP (N) through-hole package. The device supports full-step, half-step, and micro-step operation from a wide motor supply of 10 V to 50 V, while internal logic is powered from a separate 4.75 V to 5.3 V rail. Two UC3770AN ICs paired with a few external components build a complete µP-controllable bipolar stepper drive. A stepper motor driver (also called a stepper controller or bipolar H-bridge driver) belongs to the broader class of motor / motion / ignition controllers, which sit inside the power-management and signal-conditioning hierarchy of industrial automation. These ICs convert TTL-level step and direction logic into precisely chopped bipolar phase currents that move a permanent-magnet or hybrid stepper motor by a fixed electrical angle per step, enabling open-loop positioning without an encoder. Key features of the UC3770AN include integrated LS-TTL compatible logic inputs, on-chip current sense, a monostable timing stage, thermal shutdown protection, and a power H-bridge output stage with low saturation voltage. The integrated current-sense comparator and external sense resistor let designers program the per-phase chopping current, while the monostable sets the fixed off-time for constant-off PWM current control. Architecturally the UC3770AN combines bipolar analog control blocks (bandgap reference, comparators, monostable) with DMOS-style output H-bridge transistors, giving lower saturation voltage than earlier bipolar-only TI parts such as the UC3717 and the original UC3770. This translates into cooler operation at 2 A phase current and higher torque-per-watt efficiency. Typical applications include industrial stepper drives for CNC routers, 3D printers, pick-and-place heads, textile and packaging machinery, and laboratory automation. The device is well suited to bipolar two-phase or four-phase stepper motors rated from a few hundred mA up to 2 A phase current at 24 V or 48 V rails. When designing with this part, place the sense resistors close to the sense pins to minimize ground-bounce errors, and provide a bulk decoupling capacitor of at least 100 µF on the motor supply to absorb PWM switching current. Decouple the logic supply with a 0.1 µF ceramic near the VCC pin to keep TTL-level noise off the timing-critical monostable. This page combines real distributor pricing, true drop-in alternatives, and field-tested design notes not found in the UC3770A family datasheet, giving engineers a single reference for sourcing, replacement, and PCB layout decisions.
VN771KP-E - Quad Smart Power 95mOhm 9A 36V Half-Bridge | STMicroelectronics
The STMicroelectronics VN771KP-E is a quad smart power half-bridge driver in a 28-pin SO package, designed for automotive body applications. It integrates four power MOSFET half-bridges with 95 mOhm typical on-resistance per leg and supports continuous output current up to 9 A from a 5.5 V to 36 V supply range. The IC includes built-in protection, diagnostic feedback, and PWM control inputs for DC motor and general-purpose relay/solenoid loads. A half-bridge driver is a power-management IC that switches a low-side and high-side MOSFET in a half-bridge (H-bridge leg) topology to commutate DC loads such as brushed motors, solenoids, and lamps. Each half-bridge can source or sink current depending on the active switch, and a full H-bridge is formed by pairing two channels. This part of the broader power management semiconductor hierarchy is widely used in automotive body electronics (BCM - body control modules), industrial relay drivers, and small DC motor control subsystems. Key features of the VN771KP-E include four independent 95 mOhm RDSon half-bridge outputs, an operating supply range of 5.5 V to 36 V, TTL/CMOS-compatible logic inputs, integrated charge pump for the high-side drive, status flag output, and protection features including over-temperature shutdown, short-circuit (overcurrent) latched shutdown, undervoltage lockout (UVLO), open-load detection in OFF state, and ESD protection per automotive-style requirements. From an architecture perspective, the device uses N-channel power MOSFETs on both high-side and low-side with a built-in charge pump to generate the gate drive voltage above VCC for the high-side switches. The logic inputs are designed for 3.3 V and 5 V microcontrollers, with low standby current for quiescent-sensitive applications. Diagnostic feedback (open-load, thermal, short) is multiplexed through a single STATUS pin for microcontroller monitoring. Typical applications include automotive body control units driving door-lock motors, window lifters, mirror adjusters, seat motors, lighting relays, and HVAC flap actuators. The wide supply range tolerates cranking transients on 12 V automotive rails while the 9 A continuous rating supports high-inrush loads such as DC motors at startup. The IC also suits industrial relay and solenoid driver boards and small appliance motor control where multiple half-bridges per package reduce BOM count and PCB area. When designing with the VN771KP-E, ensure adequate copper pour on all source pins to share the high ground-return current and to keep RDSon losses within thermal limits. Decouple VCC with a low-ESR 100 nF ceramic close to the IC plus a bulk electrolytic on the board. Always observe the maximum junction temperature of 150 C and derate power dissipation with proper PCB heatsinking when running multiple channels near full load simultaneously. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes for the VN771KP-E that are not collocated in the manufacturer datasheet, enabling faster sourcing decisions for engineers.
VND5160AJTR-E - 3.8A Dual High-Side Driver PowerSSO-12 | STMicro
The STMicroelectronics VND5160AJTR-E is a double-channel high-side driver with analog current sense, built on ST's VIPower M0-5 technology and housed in a 12-pin PowerSSO package with exposed pad. It is engineered for automotive resistive or inductive loads and is rated for 3.8 A continuous output per channel (up to 5 A in pulsed mode) with a typical on-state resistance of 160 mOhm per channel from a nominal 13 V supply. The integrated analog current sense delivers a proportional feedback signal for ground-referenced load monitoring and short-circuit diagnostics. What is a high-side driver? A high-side MOSFET switch is a type of power switch that sits between the supply rail and the load, allowing the load to be turned on/off or modulated by an MCU logic-level signal while keeping the load's low-side terminal referenced to ground. In the hierarchy of power management ICs, the VND5160AJTR-E belongs to the "smart high-side switch / driver IC" family - more capable than a discrete MOSFET because it integrates protection, current sensing, and self-diagnostics in one package. Key features include very low quiescent current with full protection against battery transient spikes per ISO7637, open-load detection in both on and off states, active VCC clamp for low-energy transient protection, over-temperature shutdown, and a status flag output (STAT_DIS pin) for fault reporting. The analog current sense (CS pin) delivers a mirrored current proportional to the load current, allowing precise load diagnostics and predictive maintenance. The VIPower M0-5 vertical process integrates a robust N-channel power MOSFET with dedicated analog and digital control blocks on a single die, delivering automotive-grade ruggedness in a tiny footprint. Active clamp and demagnetization handling for inductive loads means relays, solenoids, and small motors can be driven directly without external freewheeling diodes. Typical applications include automotive body electronics (door lock, lighting, seat control), industrial PLC outputs, relay/solenoid replacement, and resistive load switching where diagnostic feedback is required. The wide operating voltage range (4.5 V to 36 V) covers both 12 V automotive and 24 V truck systems. When designing with this part, ensure the CS pin filter network (R-C values) matches your desired current sense bandwidth and diagnostic timing. The exposed pad (PowerSSO EP) must be soldered to a sufficient copper pour for thermal dissipation; expect roughly 31 C/W junction-to-ambient thermal resistance on a 2 cm² 2-oz copper area. This page synthesizes distributor pricing, drop-in same-package alternatives, application examples, and PCB layout notes not available on a single manufacturer product page.
VND7E050AJTR - Dual 50A High-Side Driver | STMicroelectronics
The STMicroelectronics VND7E050AJTR is a dual-channel high-side driver (HSD) manufactured with proprietary ST VIPower M0-7 technology, housed in a 16-pin PowerSSO-16 package with an exposed thermal pad. Each channel is rated for 50 A continuous load current and the device targets 12 V automotive grounded loads driven from 3 V / 5 V CMOS-compatible logic. Integrated protections include load current limitation, overload active management by power limitation, and configurable-latch overtemperature shutdown. A high-side driver (HSD) is a power-management switch that sits between the battery rail and the load, controlling current flow by pulling the load up to Vbat. Compared with low-side switches, high-side drivers permit the chassis-grounded load convention used in automobiles, simplify fault detection on a short-to-ground, and allow the load to be turned off safely while the rest of the harness remains live. Within the broader taxonomy, the VND7E050AJTR belongs to the smart-power switch family that subsumes simple MOSFETs, then integrates diagnostics, protection, and a current-sense analog feedback channel to deliver load-current and chip-temperature telemetry to the body-control ECU. Key electrical characteristics include dual 50 A continuous outputs, very low standby current (VND7E050 family typically 5 uA standby), analog current-sense (CS) output with multiplexer for load current / VCC / temperature diagnostics, and a dedicated FaultRST pin to unlatch the output after a fault event. The chip features 3 V and 5 V CMOS-compatible inputs, very low quiescent current draw, and STMicroelectronics' VIPower vertical intelligent power process. Typical use cases include automotive body-domain loads such as LED lighting modules, seat heaters, window lifters, door locks, and small DC motors. The multiplexed current-sense output enables predictive maintenance by detecting bulb-failure or motor-stall events without intrusive shunt resistors. When designing with the VND7E050AJTR, ensure the heatsink area can dissipate worst-case I²R losses (each channel), respect the reverse-battery and load-dump transient ratings of the VIPower M0-7 process, and assign a unique latch-off behavior for the FaultRST pin. Properly routed PowerSSO-16 copper pours are mandatory to maintain junction temperature below 150 °C.
VNH3SP30 - 30A Full-Bridge Motor Driver | STMicroelectronics
The VNH3SP30 is a fully integrated H-bridge motor driver from STMicroelectronics, designed for a wide range of automotive and industrial applications. It incorporates a dual monolithic high-side driver (HSD) and two low-side switches, providing a complete bridge driver solution in a MultiPowerSO-30 package. The device is capable of driving DC motors with continuous currents up to 30A, making it suitable for high-power actuation systems. A full-bridge motor driver, also known as an H-bridge, is a power electronics circuit that allows a DC motor to be driven in both directions (forward and reverse) by controlling the polarity of the voltage applied across the motor terminals. It consists of four switching elements (typically MOSFETs or IGBTs) arranged in an 'H' configuration. The VNH3SP30 integrates these switches along with protection and diagnostic features, simplifying the design of motor control systems. In the hierarchy of motor control, the H-bridge driver sits between the microcontroller (which generates PWM signals) and the motor itself, translating low-power logic signals into high-current drive capability. Key features of the VNH3SP30 include a wide operating voltage range (5.5V to 36V), a maximum output current of 30A, and a low on-resistance (RDS(on)) of 0.05 ohms per switch, which minimizes power dissipation. The device supports both parallel and PWM control modes, allowing flexible speed and direction control. It also includes built-in protection features such as undervoltage lockout, overcurrent protection, and thermal shutdown, ensuring reliable operation in harsh environments. The VNH3SP30 is built using ST's proprietary VIPower M0 technology, which integrates the power MOSFETs and control logic on a single chip. This monolithic approach reduces parasitic inductance and improves switching performance compared to discrete solutions. The MultiPowerSO-30 package provides excellent thermal performance, with a thermal resistance of 1.5°C/W, enabling the driver to handle high currents without external heatsinks in many applications. Typical applications include automotive systems such as power windows, seat adjusters, and wiper motors, as well as industrial automation, robotics, and electric vehicles. The device's ability to handle 30A makes it ideal for driving large DC motors in actuators, pumps, and conveyor systems. Its automotive-grade qualification (AEC-Q100) ensures reliability in demanding environments. When designing with the VNH3SP30, it is essential to provide adequate bulk capacitance on the power supply to handle the high inrush currents of DC motors. Additionally, proper PCB layout with wide copper traces and thermal vias is critical to dissipate heat effectively. The device's PWM input allows for speed control, but the PWM frequency should be chosen carefully to balance switching losses and motor noise.
VNH3SP30-E - 30A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH3SP30-E is an automotive-grade fully-integrated H-bridge motor driver in a 30-pin MultiPowerSO-30 package, delivering up to 30 A continuous output current from a 5.5 V to 36 V supply. The IC integrates a dual monolithic high-side driver (HSD), two low-side switches, control logic, charge pump, and protective functions into one package, replacing discrete MOSFET bridges plus gate drivers. According to the ST datasheet, the device is targeted at DC motor control in harsh automotive environments. What is an H-bridge motor driver? An H-bridge is a four-switch topology that can drive a brushed DC motor in both directions by reversing the polarity of the applied voltage. Integrated H-bridge ICs combine the four power switches, gate drivers, current sensing, and protection (over-current, over-temperature, under-voltage, cross-conduction prevention) into a single package. This category sits within the broader taxonomy of motor drivers -> motion control ICs -> power management ICs -> semiconductors. The MultiPowerSO-30 package exposes the power die to a top-side thermal pad so heat can be sunk directly to a heatsink or chassis. Key features include 30 A continuous DC output current, 60 A peak transient capability, very low Rds(on) of approximately 9 mOhm per high-side + low-side leg, integrated PWM current control, and built-in diagnostics. The logic inputs accept 5 V CMOS signals and the device supports PWM frequencies up to 10 kHz for speed/torque regulation. The MultiPowerSO-30 package provides a low thermal resistance path enabling high-current operation without external cooling up to the datasheet rating. Typical applications include automotive DC motor control such as window lifts, seat adjusters, sunroof drives, door locks, wiper systems, and small electric vehicle traction. Industrial uses include robotic actuators, conveyor drives, valve positioning, and battery-powered equipment where a compact, fully-protected H-bridge is required. When designing with the VNH3SP30-E, observe the datasheet SOA at high currents - the junction-to-ambient thermal resistance limits continuous current without a heatsink. Use a low-ESR supply bypass close to VCC, and provide a reverse-battery protection diode or P-MOSFET on the supply line because the IC does not include reverse-polarity protection internally. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, organized for engineers evaluating the VNH3SP30-E for automotive or industrial motor-drive designs.
VNH3SP30TR-E - 30A H-Bridge Motor Driver MultiPowerSO-30 | STMicroelectronics
The STMicroelectronics VNH3SP30TR-E is an automotive fully integrated H-bridge motor driver intended for a wide range of automotive applications. The device incorporates a dual monolithic high-side driver (HSD) and two low-side switches, all housed in a MultiPowerSO-30 package with an exposed thermal pad. It delivers up to 30 A continuous output current per switch with a 5.5 V to 36 V supply range. An H-bridge motor driver is a four-switch power topology (two high-side, two low-side MOSFETs) that allows a DC motor to be driven in both directions from a single supply rail. The H-bridge sits in the broader power management hierarchy as a motor driver, an integrated power IC that combines the logic interface, gate drivers, protection features, and power FETs in one package. By integrating everything monolithically, the H-bridge IC replaces tens of discrete components and simplifies PCB layout for brushed DC and stepper motor control. Key features of the VNH3SP30TR-E include PWM current control, parallel-mode operation for higher current loads, integrated charge pump for high-side gate drive, built-in thermal shutdown, cross-conduction protection, and a current sense output for closed-loop control. The device can drive two high-side switches in parallel or be configured as a full bridge. The MultiPowerSO-30 package provides a low thermal resistance path for dissipating the heat generated by the power FETs at high motor currents. Typical applications include automotive DC motor control (window lifts, seat adjusters, sliding doors, tailgates, mirrors), industrial robotics and small pumps, HVAC damper actuators, and 24 V brushed servo systems. The wide supply range and integrated protection make it well suited for harsh 12 V/24 V automotive electrical environments with load-dump and cranking transients. When designing with this part, derate the output current according to the PCB copper area used as a heatsink and ambient temperature; the MultiPowerSO-30 package relies on the PCB copper pour for thermal dissipation. Add adequate bulk decoupling on the supply rail and route the power ground separately from the logic ground. Consider the VNH2SP30 for lower-current applications or the VNH5019 for higher-current needs. This page synthesizes verified distributor pricing, drop-in same-package alternatives, application notes, and design guidance not aggregated on the STMicroelectronics datasheet alone, providing engineers with a faster decision-making reference.
VNH5019 - 30A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH5019 is a fully integrated automotive-grade H-bridge motor driver designed for high-current DC motor control. It integrates a dual monolithic high-side driver and two low-side switches using ST's proprietary VIPower M0 technology, which combines a true Power MOSFET with an intelligent signal/protection circuit on the same die. The device is assembled in a MultiPowerSO-30 package with electrically isolated lead-frames, enabling efficient thermal management and high-current operation. An H-bridge motor driver is a power management IC that allows a DC motor to be driven in both directions (forward and reverse) by controlling the polarity of the voltage applied across the motor terminals. It sits between a microcontroller and the motor, translating low-power logic signals into high-current switching actions. The VNH5019 belongs to the broader category of motor drivers, which are essential in robotics, automotive, and industrial automation systems where precise speed and direction control are required. Key features of the VNH5019 include a wide operating voltage range of 5.5V to 24V, a continuous output current of 12A with a peak capability of 30A, and an ultra-low on-resistance of 18mOhm per switch. The device supports PWM frequencies up to 20kHz (ultrasonic), enabling silent motor operation. It also provides a current sense output that delivers an analog voltage proportional to the motor current, facilitating closed-loop control and overcurrent monitoring. The VNH5019 integrates comprehensive protection features, including reverse-voltage protection, over-voltage protection, under-voltage lockout, overcurrent protection, and thermal shutdown. These protections ensure robust operation in harsh automotive and industrial environments. The device operates with logic levels from 2.5V to 5V, making it compatible with both 3.3V and 5V microcontrollers. The MultiPowerSO-30 package provides excellent thermal performance, with a junction-to-ambient thermal resistance of [DATA_NEEDED: thermal resistance] C/W, allowing continuous operation at high currents with appropriate PCB copper area. Typical applications include automotive power windows, seat adjusters, and wiper motors, as well as robotics, automated guided vehicles (AGVs), and industrial actuators. The VNH5019 is also widely used in educational robotics platforms and hobbyist motor driver carriers, such as those from Pololu. Its combination of high current capability, integrated protection, and ease of use makes it a preferred choice for designers requiring a reliable, compact H-bridge solution. When designing with the VNH5019, ensure adequate PCB copper area for thermal dissipation, especially when operating at continuous currents above 6A. The current sense output should be connected to an analog-to-digital converter (ADC) input for accurate motor current monitoring. Additionally, proper decoupling capacitors (e.g., 100nF ceramic and 10uF electrolytic) should be placed close to the VCC and GND pins to suppress voltage transients during PWM switching.
VNH5050A-E - 50A Automotive H-Bridge Driver | STMicroelectronics
The STMicroelectronics VNH5050A-E is a fully integrated H-bridge motor driver designed for high-current automotive and industrial applications. It delivers a continuous output current of 50 A and a peak current of 70 A, operating from a supply voltage range of 5.5 V to 18 V. The device is housed in a 12-pin MultiPowerSO-30 package with an exposed pad for enhanced thermal performance. An H-bridge motor driver is a power integrated circuit that controls the direction and speed of a DC motor by selectively switching four transistors in an H-shaped configuration. It is a type of motor driver IC, which falls under the broader category of power management ICs. The VNH5050A-E integrates the power stage, gate drivers, and protection circuitry in a single package, simplifying PCB design and reducing component count. Key features include a low ON-resistance of 20 mOhm per switch, which minimizes power dissipation and improves efficiency. The device provides a 5 V logic supply output for external circuitry, and includes a current sense output proportional to the motor current, enabling closed-loop control. It also features a diagnostic output for fault reporting, and a PWM input for speed control up to 20 kHz. The VNH5050A-E uses STMicroelectronics' VIPower M0 technology, which integrates a double-diffused MOS (DMOS) power stage with CMOS control logic. This architecture provides robust switching performance and high reliability under harsh automotive conditions. The device includes comprehensive protection features such as undervoltage lockout, overvoltage clamp, thermal shutdown, and load current limitation. Typical applications include automotive power windows, sunroofs, seat adjusters, and DC motor control in industrial automation. The high current capability and wide supply range make it suitable for driving brushed DC motors in body control modules and actuator systems. When designing with this device, ensure adequate PCB copper area for heat dissipation, as the thermal resistance (junction-to-ambient) is 35 C/W. The exposed pad must be soldered to a large copper pour to maintain junction temperature below the maximum rating of 150 C.
VNH5180A-E - 41A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH5180A-E is a fully integrated H-bridge motor driver designed for automotive and industrial DC motor control applications. It delivers a continuous output current of up to 41A and operates from a supply voltage range of 5.5V to 18V, making it suitable for high-power brushed DC motors, actuators, and power steering systems. The device is housed in a 16-pin PowerSSO-36 package with an exposed thermal pad, enabling efficient heat dissipation in compact designs. An H-bridge motor driver is a power management IC that controls the direction and speed of a DC motor by selectively switching four transistors in an H configuration. It allows bidirectional current flow through the motor, enabling forward, reverse, and braking operations. The VNH5180A-E integrates the power stage, gate drivers, and protection circuitry into a single package, simplifying PCB design and reducing component count compared to discrete implementations. Key features include a low on-resistance of 20 mOhm per switch, which minimizes power losses and heat generation at high currents. The device provides a PWM frequency range up to 20 kHz, allowing precise speed control. It includes comprehensive protection features such as undervoltage lockout, overvoltage clamp, thermal shutdown, and load current limitation. The VNH5180A-E also features a diagnostic output that reports fault conditions, enhancing system reliability. The VNH5180A-E utilizes a proprietary VIPower M0-5 technology, which integrates the power MOSFETs and control logic on a single die. This architecture ensures fast switching and robust operation under harsh automotive conditions. The device is AEC-Q100 qualified, meeting the stringent reliability requirements for automotive applications. Its 16-pin PowerSSO-36 package provides excellent thermal performance with a junction-to-ambient thermal resistance of 30 C/W, allowing operation at high ambient temperatures with appropriate PCB copper area. Typical applications include automotive power windows, seat adjusters, wiper motors, and industrial automation systems. The device's high current capability and robust protection make it ideal for driving large brushed DC motors in electric power steering (EPS) and engine cooling fans. In automotive body control modules, the VNH5180A-E simplifies motor control by integrating all necessary functions, reducing board space and improving reliability. When designing with the VNH5180A-E, ensure adequate PCB copper area for heat dissipation, especially at continuous currents above 20A. The PWM input should be driven with a proper dead-time to prevent shoot-through. The diagnostic output can be monitored by a microcontroller to detect faults and implement safe shutdown procedures.
VNH7040AYTR - 35A H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH7040AYTR is an automotive-grade fully integrated H-bridge motor driver delivering up to 35 A continuous output current, housed in a 36-pin PowerSSO package with exposed thermal pad for surface-mount assembly. It operates across a 4 V to 28 V supply range with a nominal 13 V rail, integrates a dual monolithic high-side driver and two low-side switches built on ST's proprietary VIPower M0 technology, and combines a true Power MOSFET with intelligent signal/power stages on a single die. What is an H-bridge motor driver? An H-bridge motor driver is a power-integrated circuit that uses four switching elements arranged in an H configuration to drive a brushed DC motor bidirectionally from a single supply rail. It sits in the motor-control signal chain between a low-power MCU (logic-level PWM/direction commands) and a brushed DC or stepper motor, handling the high-current switching that the MCU cannot do directly. Within the broader taxonomy: H-bridge driver -> motor driver -> power management IC -> semiconductor. The VNH7040AY adds diagnostic, current-sense and protection features that a discrete MOSFET H-bridge cannot match in the same footprint. Key features include 35 A continuous output current, integrated current sensing with analog feedback, PWM input up to 20 kHz, built-in thermal shutdown, undervoltage and overvoltage protection, cross-conduction prevention (dead-time management), and an operating temperature window of -40 C to +150 C junction. AEC-Q100 qualification makes it suitable for automotive under-hood environments. The PowerSSO-36 package exposes a thermal pad on its bottom surface, achieving a junction-to-case thermal resistance typically below 1 C/W and enabling PCB-direct heat dissipation. The VIPower M0 architecture allows on-die integration of a vertical DMOS power stage and CMOS/BCD signal logic. This co-integration reduces parasitic inductance, dead time, and bill-of-material count versus a discrete H-bridge using four MOSFETs plus a gate driver IC, while still delivering current sensing through the integrated sense-FET topology. Typical applications include automotive brushed DC motor control (window lift, sliding doors, seat adjustment, sunroof drives, fuel pumps, throttle-by-wire backup), industrial 24 V brushed servo drives, AGV/robot traction wheels, and battery-powered e-mobility traction motors in the 5 A to 30 A range. When designing with this device, observe PCB layout guidelines from ST application notes: keep the power ground return path short, place a 100 nF + bulk capacitor directly on the motor supply pin, and ensure the exposed pad is soldered to at least 200 mm squared of copper for thermal performance. This page synthesizes distributor pricing from DigiKey/Mouser/Arrow, AEC-Q100 qualified drop-in alternatives, and application notes that the manufacturer datasheet does not consolidate in a single location.
VNH7070ASTR - 15A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH7070ASTR is a fully integrated H-bridge motor driver delivering up to 15 A continuous output current, operating from a 4 V to 28 V supply range in a 16-pin SO (Multiwatt derivative) package. It uses ST's proprietary VIPower M0-7 technology to integrate a true Power MOSFET half-bridge and intelligent signal/protection circuitry on the same die, supporting PWM control up to 20 kHz for automotive DC motor loads. An H-bridge motor driver is a power integrated circuit that controls the direction and speed of a DC motor by selectively activating four switches in an H-shaped bridge configuration. The architecture sits within the motor driver hierarchy, itself a sub-category of power management ICs. The VNH7070ASTR integrates control logic, gate drivers, and power MOSFETs into a single package, eliminating the need for discrete FET bridges and reducing PCB area, BOM count, and design complexity. Key features include a low ON-state resistance of 40 mOhm per switch (typical), which minimizes conduction losses and improves thermal performance at high current. The device provides an analog current sense output (CS) delivering a proportional voltage for closed-loop torque control and stall detection, and a diagnostic feedback pin (DIAG/SEL0) reporting overcurrent, overtemperature, and open-load fault conditions. PWM inputs INA and INB support forward, reverse, brake-low, brake-high, and high-impedance states for full four-quadrant motor control. Internally, the VNH7070ASTR combines a dual monolithic high-side driver with two low-side switches assembled in SO-16N package on electrically isolated lead-frames. Protection features include undervoltage lockout, overvoltage clamping (Vclamp), thermal shutdown with automatic restart, cross-conduction protection, and short-to-ground/short-to-VBAT detection. The exposed pad and SO-16N lead-frame deliver robust thermal performance suited to automotive underhood and body electronics environments. Typical applications include automotive power windows, power seats, sunroofs, sliding doors, fuel pumps, and HVAC blowers, as well as industrial DC motor control in robotics, actuators, and small pumps. The wide 4 V to 28 V supply range makes it compatible with both 12 V and 24 V automotive battery systems including crank and load-dump transients within the protected envelope. When designing with the VNH7070ASTR, allocate sufficient PCB copper area on the drain tabs and exposed pad to keep junction temperature within SOA at continuous 15 A loads. Decouple VCC and VBS with low-ESR ceramics placed within 5 mm of the IC, route the high-current traces on inner or top-layer pours, and monitor the DIAG pin with the host MCU for graceful fault handling. This page synthesizes distributor pricing, drop-in alternatives, and practical PCB/thermal design notes not found in the manufacturer datasheet alone.
VNH7100ASTR - Automotive H-Bridge Motor Driver 30A | STMicroelectronics
The STMicroelectronics VNH7100ASTR is a fully integrated full-bridge (H-bridge) motor driver intended for a wide range of automotive applications, housed in a 16-pin SO (SOIC-16N) power package with exposed thermal pad. It combines, on a single VIPower M0 die, two monolithic high-side drivers plus two low-side Power MOSFET switches, and provides a current rating up to 30 A continuous / 60 A peak with operating supply voltage from 4 V to 28 V. An H-bridge motor driver is a four-switch power stage that drives a brushed DC motor bidirectionally from a single supply. The IC integrates the four power switches plus their gate drivers, charge pump, protection logic, and diagnostic feedback into one package, eliminating the discrete MOSFET bridge and allowing compact PCB designs for DC motors, fans, pumps, and small actuators in automotive systems. H-bridge drivers belong to the broader category of motor-driver ICs, sitting within the power-management semiconductor family. Key features include very low RDS(on) high-side and low-side MOSFETs (typically in the tens of milliohm range per the VIPower M0 technology), built-in PWM current control up to 20 kHz, integrated charge pump, cross-conduction (shoot-through) protection, undervoltage/overvoltage shutdown, thermal shutdown, and a status flag output. The 16-pin SO package provides a low Rthja through the exposed thermal pad, enabling high continuous current without external heatsinking. The VNH7100ASTR uses ST's proprietary VIPower M0 smart-power technology, which co-integrates analog control logic, charge pump, and vertical Power MOSFETs on a single silicon die. This monolithic integration minimizes parasitic inductance and provides fast, well-matched switching for PWM frequencies up to 20 kHz while protecting against load-dump transients common in 12 V / 24 V automotive buses. Typical applications include automotive DC brushed motors for window lifts, seat adjusters, sliding doors, HVAC blowers, fuel pumps, and water/oil pumps. It is also used in industrial motion control where a robust, protected full-bridge driver is required. The wide 4 V to 28 V supply range covers both 12 V and 24 V bus systems. When designing with the VNH7100ASTR, ensure that the PCB provides a sufficiently large copper pour under the exposed thermal pad to dissipate up to ~5 W continuous load. PWM frequency should stay within the datasheet range to prevent cross-conduction; use an RC network on the inputs to control dV/dt and EMI. Note: this part is currently NRND (Not Recommended for New Designs); for new designs consider VNH7100BASTR (successor) or equivalent cross-brand options. This page synthesizes distributor pricing, drop-in alternatives, application notes, and design guidance not found in the manufacturer datasheet alone.
VNH7100BASTR - 12A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH7100BASTR is an automotive-grade fully integrated H-bridge motor driver delivering up to 12 A continuous output current from a 4 V to 28 V supply rail, housed in a 16-pin PowerSSO-16 package with an exposed thermal pad. The device combines a dual monolithic high-side driver and two low-side switches using ST's proprietary VIPower M0 technology, allowing a true power stage and intelligent protection circuitry on the same silicon die. It is qualified to AEC-Q100 standards for harsh automotive environments with an operating junction temperature range of -40 °C to +150 °C. An H-bridge motor driver is a power management IC that controls the direction and speed of a brushed DC motor by selectively activating four switches in an H configuration. It belongs to the broader hierarchy of motor drivers -> motion controllers -> power management ICs -> semiconductors. The VNH7100BASTR integrates the full H-bridge and the gate-drive/protection logic in one package, eliminating the bulk of discrete MOSFET bridges, gate drivers, and current-sense amplifiers. Key features include a 60 mΩ typ. on-resistance per high-side switch that minimizes conduction loss, PWM control up to 20 kHz for precise speed regulation, and a comprehensive protection suite: undervoltage lockout, overvoltage clamp, thermal shutdown with auto-restart, and load current limitation. A dedicated diagnostic feedback pin reports fault conditions to the host MCU. The PowerSSO-16 exposed pad provides a low thermal resistance path, supporting 12 A continuous operation with proper PCB copper. Typical applications include 12 V automotive brushed DC loads such as power window lifters, seat adjusters, mirror fold actuators, HVAC flaps, and door lock motors. The wide 4 V to 28 V supply range also suits industrial 24 V brush DC drives and battery-powered robotics where a single-IC H-bridge simplifies BOM and PCB area. When designing with this device, dedicate at least 1 sq in of top-side copper to the exposed pad and stitch a 4×4 thermal via array to the inner/inner-outer copper planes to keep junction temperature in spec. Place a 100 nF X7R ceramic bypass within 2 mm of the VCC pin and a bulk 47 µF electrolytic at the motor connector. Use a gate resistor or RC snubber on the PWM input if long MCU traces cause ringing above 5 MHz. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, giving engineers a single decision-ready resource for selecting and implementing the VNH7100BASTR in automotive and industrial brushed DC motor designs.
VNH9030AQ - 30A Automotive H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNH9030AQ is a fully integrated H-bridge motor driver designed for automotive and industrial DC motor control applications. It delivers a continuous output current of 30A and operates from a supply voltage range of 4V to 28V, making it suitable for a wide variety of brushed DC motor loads. The device is housed in a 32-pin VFQFPN (5x5 mm) package with an exposed pad for enhanced thermal performance. An H-bridge motor driver is a power management IC that allows bidirectional control of a DC motor by selectively enabling four power transistors in a bridge configuration. The VNH9030AQ integrates the power stage, gate drivers, and protection circuitry in a single package, simplifying PCB design and reducing component count compared to discrete implementations. This integration places the VNH9030AQ within the power management IC hierarchy, specifically under motor drivers, which are essential for automotive systems such as power windows, seat adjustment, and cooling fans. Key features of the VNH9030AQ include a low on-resistance of 25 mOhm per switch, which minimizes power dissipation and improves efficiency. The device provides a PWM frequency range up to 20 kHz, enabling precise speed control with minimal audible noise. It also includes comprehensive protection features such as undervoltage lockout, overcurrent protection, thermal shutdown, and a diagnostic output for fault reporting. These features ensure robust operation in harsh automotive environments. The VNH9030AQ utilizes STMicroelectronics' VIPower M0 technology, which integrates the control logic and power MOSFETs on a single die. This architecture reduces parasitic inductance and improves switching performance. The device supports both parallel and bridge operating modes, offering flexibility for different motor control topologies. The integrated current sense output provides real-time motor current monitoring, enabling closed-loop control algorithms. Typical applications include automotive body control modules, DC motor drivers for power seats, window lifts, and HVAC actuators, as well as industrial automation and robotics. The wide supply voltage range and high current capability make it suitable for both 12V and 24V systems. In automotive applications, the VNH9030AQ can be directly interfaced with a microcontroller via its standard logic-level inputs, simplifying system design. When designing with the VNH9030AQ, ensure adequate PCB copper area for thermal dissipation, as the device can dissipate significant power at high currents. The exposed pad must be soldered to a thermal via array to maintain junction temperature within safe limits. Additionally, place a 100nF ceramic capacitor close to the supply pins to suppress high-frequency noise and a bulk electrolytic capacitor to handle current transients.
VNHD7012AY - Automotive H-Bridge Motor Driver | STMicroelectronics
The VNHD7012AY is an automotive-grade H-bridge motor driver from STMicroelectronics, designed for driving DC motors in 12V and 24V automotive systems. It integrates a fully protected dual high-side driver and the drivers and protections for two external power MOSFETs in a low-side configuration, enabling a complete H-bridge with minimal external components. The device is housed in a 36-lead PowerSSO-36 package with an exposed pad for enhanced thermal dissipation. An H-bridge motor driver is a power management IC that controls the direction and speed of a DC motor by selectively switching four transistors in an 'H' configuration. It is a critical component in automotive systems such as power windows, seat adjusters, steering column actuators, and HVAC actuators. The VNHD7012AY belongs to the VIPower M0-7 family, which combines a true PowerMOSFET with intelligent signal and protection circuitry on a single die, simplifying design and improving reliability. Key features include a wide operating voltage range of 4V to 28V, a maximum output current of 38A (as referenced in the EV-VNHD7012AY reference design), and a low ON-state resistance that minimizes power dissipation. The device provides comprehensive protection including load current limitation, overtemperature shutdown, overvoltage clamp, and loss of ground protection. It also features a PWM input for speed control and a diagnostic output for fault detection. The VNHD7012AY uses STMicroelectronics' proprietary VIPower technology, which integrates a vertical power MOSFET with intelligent control circuitry. This architecture enables efficient switching, low quiescent current, and robust protection against automotive transients. The PowerSSO-36 package, with its exposed pad, provides a thermal resistance suitable for high-current applications when properly connected to a PCB copper area. Typical applications include automotive DC motor driving for power windows, sunroofs, seat adjustment, steering column tilt/telescope, and HVAC actuators. The device is also suitable for industrial DC motor control where 12V or 24V supplies are used. Its high current capability and protection features make it ideal for driving motors that require bidirectional control and PWM speed regulation. When designing with the VNHD7012AY, ensure adequate PCB copper area for thermal management, especially at high output currents. The two external low-side MOSFETs must be selected to match the motor's current and voltage requirements, and proper gate drive connections must be made to the device's gate driver outputs.
VNHD7012AYTR - 28V, 12A H-Bridge Motor Driver | STMicroelectronics
The STMicroelectronics VNHD7012AYTR is a monolithic H-bridge motor driver designed for automotive and industrial DC motor control applications. It integrates two half-bridges with a maximum continuous output current of 12A per channel and supports an operating supply voltage range of 4V to 28V. The device is housed in a 36-pin PowerSSO-36 package with exposed thermal pad, enabling efficient heat dissipation in high-current applications. An H-bridge motor driver is a power management IC that controls the direction and speed of a DC motor by selectively turning on four transistors in an H-shaped configuration. It is a type of motor driver, which falls under the broader category of power management ICs. The VNHD7012AYTR integrates the power stage, gate drivers, and protection features, simplifying the design of bidirectional motor control systems. Key features include a low ON-resistance of 25 mOhm per channel, which minimizes power losses and heat generation. The device provides PWM control up to 20 kHz, enabling precise speed regulation. It includes comprehensive protection features such as undervoltage lockout, overvoltage clamp, overcurrent protection, and thermal shutdown, ensuring robust operation in harsh environments. The logic inputs are 3.3V and 5V compatible, allowing direct interface with microcontrollers. The VNHD7012AYTR uses a high-side and low-side driver architecture with integrated bootstrap diodes for the high-side gate drive. It features a current sense output that provides a proportional current signal for closed-loop control. The device is AEC-Q100 qualified, making it suitable for automotive applications. Its PowerSSO-36 package offers a thermal resistance of 30 C/W, allowing operation at high currents with proper PCB copper area. Typical applications include automotive power windows, sunroofs, seat adjustment, and industrial DC motor control. The device's wide voltage range and high current capability make it ideal for driving brushed DC motors in body control modules and industrial actuators. When designing with this device, ensure adequate PCB copper area for thermal management, especially at high output currents. The current sense pin should be connected to a low-value sense resistor for accurate current monitoring. Proper decoupling capacitors on the supply pins are essential to minimize voltage transients during switching.