VNQ7050AJTR - 40V 40mOhm Quad High-Side Driver | STMicroelectronics
MPN: VNQ7050AJTR ✓ NakahandaVNQ7050AJTR Ulas
A high-side driver is a power management IC that connects a load to the positive supply rail, providing switching, protection, and diagnostic functions. In automotive systems, high-side drivers are essential for controlling lamps, solenoids, motors, and resistive loads, replacing discrete MOSFETs and relays with a single integrated solution. The VNQ7050AJTR belongs to the VIPower M0-5 family, which is part of STMicroelectronics' extensive portfolio of smart power switches designed for harsh environments.
Key features of the VNQ7050AJTR include undervoltage shutdown, overvoltage clamp, load current limitation, thermal shutdown with auto-restart, and a dedicated status output for fault detection. Each channel has an open-drain diagnostic pin that reports overcurrent, overtemperature, and other fault conditions. The device also features a very low standby current of 0.5uA, making it suitable for battery-powered applications where quiescent draw is critical.
The VNQ7050AJTR uses ST's proprietary VIPower M0-5 technology, which integrates a vertical MOSFET with intelligent control circuitry on a single chip. This architecture provides fast switching, low conduction losses, and robust protection against short circuits and thermal overload. The device is AEC-Q100 qualified, ensuring reliability for automotive applications, and is RoHS compliant.
Typical applications include automotive body control modules, lighting control (LED and incandescent), DC motor control, and industrial PLC outputs. The device's ability to drive inductive loads with built-in demagnetization energy handling makes it ideal for relay and solenoid replacement. In automotive lighting, the VNQ7050AJTR can drive multiple LED strings with PWM dimming, thanks to its fast switching capability.
When designing with the VNQ7050AJTR, ensure adequate PCB copper area for heat dissipation, as the PowerSSO-16 package relies on the exposed pad for thermal management. The device's current limitation feature protects the load and the IC, but the designer must consider the thermal budget under continuous short-circuit conditions. Proper decoupling capacitors on the supply and careful layout of the diagnostic pins are recommended for reliable operation.
Mga alternatibo na pwedeng ilagay na VNQ7050AJTR — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok VNQ7050AJTR (parehas na form factor at footprint) — pagkakaiba sa Number of Channels, Package.
VNQ7050AJTR-E
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
VNQ7050AJ
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
VNQ7050AJTR-Q1
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
BTS7008-2EPA
✅ Drop-In ⚠️ Mga Talaan Hindi NaiwerikmoMagkontak para sa presyo
Tingnan ang Datasheet →MC07XS6517
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
VNQ7050AJTR Mga Pinakamataas na Rating at Electrical Characteristics
| Number of Channels | 4 |
| Type ng Output | High-Side |
| Supply Voltage Range | 4 V to 40 V |
| On-State Resistance (Typical) | 40 mOhm per channel |
| Output Current per Channel | 9 A (max) |
| Total Output Current | 21 A (max) |
| Standby Current | 0.5 uA |
| Supply Current (Active) | 10 mA |
| Hanay ng Temperature na Operasyon | -40°C to +150°C |
| Packhaging | PowerSSO-16 |
| Uri ng Pagpapasok | Surface Mount |
| AEC-Q100 Qualified | Yes |
| RoHS Compliant | Yes |
| Protection Features | Overcurrent, Short-Circuit, Overtemperature, Overvoltage, Under-Voltage Lockout, Load Dump |
| Diagnostic Output | Open-Drain Status per Channel |
| FaultRST Pin | Yes (unlatches output after fault) |
| Sense Enable Pin | Yes (allows OFF-state diagnosis disable) |
Pin Configuration ng VNQ7050AJTR
| Pin 1 | IN1 — Input control for channel 1 |
| Pin 2 | IN2 — Input control for channel 2 |
| Pin 3 | IN3 — Input control for channel 3 |
| Pin 4 | IN4 — Input control for channel 4 |
| Pin 5 | VCC — Supply voltage |
| Pin 6 | GND — Ground |
| Pin 7 | STATUS — Open-drain diagnostic output |
| Pin 8 | FaultRST — Fault reset input |
| Pin 9 | SEN — Sense enable input |
| Pin 10 | OUT1 — Output for channel 1 |
| Pin 11 | OUT2 — Output for channel 2 |
| Pin 12 | OUT3 — Output for channel 3 |
| Pin 13 | OUT4 — Output for channel 4 |
| Pin 14 | NC — Not connected |
| Pin 15 | NC — Not connected |
| Pin 16 | NC — Not connected |
Tipikal na mga Gamit
VNQ7050AJTR ay nararapat para sa 6 aplikasyons: Automotive Body Control Module, LED Lighting Control, DC Motor Control, Industrial PLC Outputs, Relay and Solenoid Replacement, Battery Management Systems.
Automotive Body Control Module
The VNQ7050AJTR is ideal for automotive body control modules (BCMs) that manage lighting, wipers, and other loads. Its quad-channel configuration allows driving multiple loads from a single IC, reducing board space and component count. The device's AEC-Q100 qualification ensures reliability in harsh automotive environments, and its low standby current (0.5uA) minimizes battery drain when the vehicle is off. The integrated protection features (overcurrent, short-circuit, overtemperature) protect both the IC and the loads, while the diagnostic output enables fault detection for system monitoring. In a typical BCM, the VNQ7050AJTR can drive headlamps, tail lamps, and interior lighting with PWM dimming, thanks to its fast switching capability. The wide supply voltage range (4V to 40V) accommodates load dump and cranking conditions, ensuring stable operation. Designers should ensure adequate PCB copper area for heat dissipation, as the PowerSSO-16 package relies on the exposed pad for thermal management.
Inirekomenda
LED Lighting Control
The VNQ7050AJTR is well-suited for LED lighting control in automotive and industrial applications. Its low on-resistance (40mOhm) minimizes power loss, and its fast switching capability supports PWM dimming for brightness control. The device can drive multiple LED strings, with each channel handling up to 9A, making it suitable for high-power LED modules. The built-in overcurrent and overtemperature protection ensure safe operation, while the diagnostic output allows detection of LED failures. In a typical automotive LED headlamp application, the VNQ7050AJTR is placed between the battery supply and the LED driver, with a microcontroller providing PWM signals to the input pins. The device's wide supply voltage range (4V to 40V) accommodates automotive voltage transients, and its AEC-Q100 qualification ensures long-term reliability. Designers should consider the thermal budget, as driving multiple LEDs at high current can generate significant heat. Proper PCB layout with adequate copper area and thermal vias is essential for heat dissipation.
Inirekomenda
DC Motor Control
The VNQ7050AJTR can be used for DC motor control in automotive and industrial applications, such as window lifts, seat adjusters, and cooling fans. Its high current capability (9A per channel) and low on-resistance make it suitable for driving motors directly. The device's built-in demagnetization energy handling allows it to drive inductive loads without external freewheeling diodes, simplifying the design. The protection features (overcurrent, short-circuit, overtemperature) safeguard the motor and the IC, while the diagnostic output enables fault detection. In a typical motor control application, the VNQ7050AJTR is used as a high-side switch, with the motor connected between the output and ground. A microcontroller provides control signals to the input pins, and the status output can be monitored for faults. The device's fast switching capability supports PWM speed control, and its wide supply voltage range accommodates various motor voltages. Designers should ensure adequate heat sinking, as motor starting currents can be several times the rated current.
Inirekomenda
Industrial PLC Outputs
The VNQ7050AJTR is suitable for industrial programmable logic controller (PLC) outputs, where it can drive solenoids, relays, and actuators. Its quad-channel configuration allows controlling multiple outputs from a single IC, reducing board space and cost. The device's robust protection features (overcurrent, short-circuit, overtemperature) ensure reliable operation in industrial environments, and its wide supply voltage range (4V to 40V) accommodates 24V industrial systems. The diagnostic output enables fault detection for predictive maintenance. In a typical PLC output module, the VNQ7050AJTR is used as a high-side switch, with the load connected between the output and ground. A PLC CPU provides control signals to the input pins, and the status output can be read back for diagnostics. The device's low standby current (0.5uA) is beneficial for power-saving modes. Designers should consider the thermal dissipation, as driving multiple loads at high current can generate significant heat. Proper PCB layout with adequate copper area is essential.
Inirekomenda
Relay and Solenoid Replacement
The VNQ7050AJTR can replace electromechanical relays and solenoids in automotive and industrial applications, offering faster switching, longer lifespan, and built-in protection. Its high current capability (9A per channel) and low on-resistance make it suitable for driving relays and solenoids directly. The device's built-in demagnetization energy handling allows it to drive inductive loads without external freewheeling diodes, simplifying the design. The protection features (overcurrent, short-circuit, overtemperature) safeguard the load and the IC, while the diagnostic output enables fault detection. In a typical relay replacement application, the VNQ7050AJTR is used as a high-side switch, with the relay coil connected between the output and ground. A microcontroller provides control signals to the input pins, and the status output can be monitored for faults. The device's fast switching capability reduces contact arcing and extends relay life. Designers should ensure adequate heat sinking, as relay coils can draw significant current during activation.
Inirekomenda
Battery Management Systems
The VNQ7050AJTR can be used in battery management systems (BMS) for load switching and protection. Its low standby current (0.5uA) is critical for minimizing battery drain in idle mode, and its wide supply voltage range (4V to 40V) accommodates various battery voltages. The device's protection features (overcurrent, short-circuit, overtemperature) safeguard the battery and the load, while the diagnostic output enables fault detection. In a typical BMS application, the VNQ7050AJTR is used to connect/disconnect loads from the battery, with a microcontroller providing control signals. The device's fast switching capability supports load shedding and reconnection. The AEC-Q100 qualification ensures reliability in automotive battery systems. Designers should consider the thermal budget, as high-current loads can generate significant heat. Proper PCB layout with adequate copper area is essential for heat dissipation.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for VNQ7050AJTR — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | VNQ7050AJTR-E | VNQ7050AJ | BTS7008-2EPA | MC07XS6517 |
|---|---|---|---|---|---|
| Package | PowerSSO-16 | PowerSSO-16 | PowerSSO-16 | PowerSSO-16 | PowerSSO-16 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | Infineon | NXP Semiconductors |
| Number of Channels | 4 | 4 | 4 | 2 | 4 |
| Supply Voltage Range | 4V to 40V | 4V to 40V | 4V to 40V | 4V to 40V | 4V to 40V |
| On-State Resistance (Typical) | 40 mOhm | 40 mOhm | 40 mOhm | 50 mOhm | 45 mOhm |
| Output Current per Channel | 9A | 9A | 9A | 8A | 10A |
| Standby Current | 0.5 uA | 0.5 uA | 0.5 uA | 1 uA | 0.8 uA |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes | Yes |
Pangunahing mga Pagkakaiba
- Quad-channel configuration in a single PowerSSO-16 package (kumpara saBTS7008-2EPA)
- Ultra-low standby current of 0.5uA (kumpara saMC07XS6517)
- AEC-Q100 qualification with comprehensive protection (kumpara saBTS7008-2EPA)
Talaan ng Disenyo
The VNQ7050AJTR in PowerSSO-16 package requires adequate PCB copper area for heat dissipation. The exposed pad must be soldered to a thermal land with multiple vias to the ground plane. For continuous operation at high currents, calculate the power dissipation (P = I^2 * RDS(on)) and ensure the junction temperature stays below 150°C. For example, at 9A per channel with 40mOhm, each channel dissipates 3.24W, so four channels could dissipate 12.96W, requiring a substantial heatsink or forced air cooling.
Place a 100nF ceramic capacitor close to the VCC pin and a 10uF electrolytic capacitor for bulk decoupling. The input pins (IN1-IN4) should have series resistors (e.g., 10kOhm) to limit current and protect against ESD. The STATUS pin is open-drain and requires a pull-up resistor (e.g., 10kOhm) to VCC. The FaultRST pin should be tied to VCC through a resistor if not used, or connected to a microcontroller for fault reset. The SEN pin can be left floating if not used.
Do not exceed the absolute maximum supply voltage of 40V, as this can damage the device. Ensure the load current does not exceed the maximum rating of 9A per channel. When driving inductive loads, the built-in demagnetization handles the energy, but verify that the load dump protection is adequate for your application. The device has a latch-off protection feature; use the FaultRST pin to reset after a fault. Avoid connecting the STATUS pin directly to a high-voltage rail without a pull-up resistor.
Impormasyon ng Pagsunod sa Kautusan
AEC-Q100 qualified per Arrow listing. RoHS compliant per STMicroelectronics. REACH compliance assumed based on ST's environmental policy.
