Overview
The VNHD7008AYTR is a high-performance H-bridge motor driver designed by STMicroelectronics for automotive DC motor driving applications. This device is AEC-Q100 qualified, ensuring it meets the stringent requirements for automotive electronics. It integrates a fully protected dual high-side driver and drivers for external low-side power MOSFETs, making it a robust solution for motor control in vehicles. The VNHD7008AYTR is built using STMicroelectronics' proprietary VIPower® M0 technology, which combines a true PowerMOSFET with intelligent signal and protection circuitry on the same die.
Key Specifications
| Parameter | Value |
|---|---|
| Output Current | 51 A |
| Supply Voltage (VCC) | 4 V to 28 V |
| Package | PowerSSO-36 (exposed pad) |
| RDS(on) per Channel | 8 mΩ (typical) |
| PWM Frequency | Up to 20 kHz |
| Operating Temperature | -40 °C to 150 °C |
| MultiSense Feedback | Analog motor current, chip temperature, battery voltage |
Key Features
- Dual fully protected high-side drivers (HSD) with MultiSense feedback
- Two integrated drivers for external low-side power MOSFETs
- 3 V CMOS compatible inputs
- Comprehensive protection features: undervoltage shutdown, overvoltage clamp, thermal shutdown, load current limitation, cross current protection, shoot-through protection, loss of ground and VCC, electrostatic discharge protection, and drain/source voltage monitoring of external power MOSFETs
- PWM operation up to 20 kHz for external low-side drivers
- MultiSense monitoring and diagnostic functions including output short to ground/vcc detection, thermal shutdown indication, and open-load detection
- Standby mode and half bridge operation
- Charge pump output for reverse battery protection
Applications
The VNHD7008AYTR is designed for various automotive DC motor driving applications, including but not limited to:
- Electric power steering (EPS) systems
- Electric brake systems
- Electric throttle control
- Other automotive motor control systems requiring high reliability and robust protection features
Q & A
- What is the VNHD7008AYTR used for?
The VNHD7008AYTR is used for automotive DC motor driving applications, providing a robust and protected H-bridge motor driver solution. - What is the output current capability of the VNHD7008AYTR?
The output current capability is up to 51 A. - What is the supply voltage range for the VNHD7008AYTR?
The supply voltage range is from 4 V to 28 V. - What type of package does the VNHD7008AYTR come in?
The VNHD7008AYTR comes in a PowerSSO-36 (exposed pad) package. - What are the key protection features of the VNHD7008AYTR?
The key protection features include undervoltage shutdown, overvoltage clamp, thermal shutdown, load current limitation, cross current protection, shoot-through protection, loss of ground and VCC, electrostatic discharge protection, and drain/source voltage monitoring of external power MOSFETs. - What is the purpose of the MultiSense feedback in the VNHD7008AYTR?
The MultiSense feedback provides analog motor current, chip temperature, and battery voltage monitoring, as well as diagnostic functions such as output short to ground/vcc detection and thermal shutdown indication. - Can the VNHD7008AYTR operate in PWM mode?
Yes, the VNHD7008AYTR supports PWM operation up to 20 kHz for external low-side drivers. - What is the operating temperature range of the VNHD7008AYTR?
The operating temperature range is from -40 °C to 150 °C. - Is the VNHD7008AYTR AEC-Q100 qualified?
Yes, the VNHD7008AYTR is AEC-Q100 qualified, ensuring it meets automotive industry standards. - What technology is used in the VNHD7008AYTR?
The VNHD7008AYTR is built using STMicroelectronics' proprietary VIPower® M0 technology.
