Overview
The VNH5200ASTR-E, produced by STMicroelectronics, is a fully integrated H-bridge motor driver designed for a wide range of automotive applications. This device is part of the VNH5200AS-E series and is known for its robust and reliable performance. It incorporates a dual monolithic high-side driver and two low-side switches, utilizing STMicroelectronics’ VIPower® M0 technology. This technology allows for the efficient integration of a true Power MOSFET with intelligent signal and protection circuitry on the same die. The device is packaged in a SO-16N package with electrically isolated leadframes, ensuring superior manufacturability at the board level.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Supply Voltage | 5.5 to 18 | V |
| Output Current | 8 | A |
| Static High-Side Resistance (RONHS) | 110 mΩ (typ at 25°C), 250 mΩ (max at -40°C to 150°C) | mΩ |
| Static Low-Side Resistance (RONLS) | 75 mΩ (typ at 25°C), 150 mΩ (max at -40°C to 150°C) | mΩ |
| Free-Wheeling Diode Forward Voltage (Vf) | 0.7 to 0.9 | V |
| Undervoltage Shutdown (VUSD) | 4 to 5 | V |
| High-Side Thermal Shutdown Temperature (TTSD_HS) | 150 to 200 | °C |
| Low-Side Thermal Shutdown Temperature (TTSD_LS) | 150 to 200 | °C |
| Minimum Operating Temperature | -40 | °C |
| Maximum Operating Temperature | 150 | °C |
| Package | SO-16N |
Key Features
- Automotive Qualified: Meets AEC-Q100 standards for automotive applications.
- High Output Current: Capable of delivering up to 8 A of continuous output current.
- CMOS-Compatible Inputs: 3 V CMOS-compatible inputs for easy interface with microcontrollers.
- Protection Features: Includes undervoltage shutdown, overvoltage clamp, thermal shutdown, cross-conduction protection, and current and power limitation.
- Low Standby Power Consumption: Very low standby power consumption to minimize energy waste.
- Current Sense Output: Provides a current sense output proportional to the motor current.
- Fault Detection: Signals abnormal behavior of the switch through the ENx/DIAGx pins.
- Electrically Isolated Leadframes: Ensures superior manufacturability at the board level.
Applications
The VNH5200ASTR-E is designed for a wide range of automotive applications, including but not limited to:
- Electric power steering systems
- Electric brake systems
- Automotive body control modules (e.g., window lifts, sunroof motors)
- Other motor control applications in vehicles
Q & A
- What is the operating supply voltage range of the VNH5200ASTR-E?
The operating supply voltage range is from 5.5 V to 18 V.
- What is the maximum output current of the VNH5200ASTR-E?
The maximum output current is 8 A.
- What protection features does the VNH5200ASTR-E include?
The device includes undervoltage shutdown, overvoltage clamp, thermal shutdown, cross-conduction protection, and current and power limitation.
- How does the VNH5200ASTR-E handle fault detection?
The device signals abnormal behavior of the switch through the ENx/DIAGx pins.
- What is the package type of the VNH5200ASTR-E?
The device is packaged in a SO-16N package with electrically isolated leadframes.
- Is the VNH5200ASTR-E automotive qualified?
Yes, it meets AEC-Q100 standards for automotive applications.
- What is the minimum and maximum operating temperature of the VNH5200ASTR-E?
The minimum operating temperature is -40°C, and the maximum operating temperature is 150°C.
- Does the VNH5200ASTR-E have a current sense output?
Yes, it provides a current sense output proportional to the motor current.
- How does the VNH5200ASTR-E manage thermal shutdown?
The device has high-side and low-side thermal shutdown temperatures ranging from 150°C to 200°C.
- What are some typical applications of the VNH5200ASTR-E?
Typical applications include electric power steering systems, electric brake systems, and automotive body control modules.
