Overview
The VN920-12-E is a monolithic device designed by STMicroelectronics using their VIPower™ M0-3 technology. This single-channel high-side driver is intended for driving various types of loads with one side connected to ground. It features advanced protection mechanisms and a robust design to handle demanding applications.
The device includes an active VCC pin voltage clamp to protect against low energy spikes and complies with ISO7637 transient compatibility standards. It also incorporates current limitation, thermal shutdown, and automatic restart to safeguard against overload conditions.
The VN920-12-E integrates an analog current sense output that provides a current proportional to the load current, making it suitable for applications requiring precise load monitoring.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| RDS(on) | 16 mΩ | - |
| IOUT | 30 A | A |
| VCC | 36 V | V |
| DC supply voltage (VCC) | 41 V | V |
| Reverse DC supply voltage (VCC) | -0.3 V | V |
| DC reverse ground pin current (Ignd) | -200 mA | mA |
| Junction operating temperature (Tj) | -40°C to 150°C | °C |
| Case operating temperature (Tc) | -40°C to 150°C | °C |
| Storage temperature (Tstg) | -55°C to 150°C | °C |
| Thermal resistance junction-case (Rthj-case) | 1.3 °C/W | °C/W |
Key Features
- CMOS compatible input
- Proportional load current sense
- Shorted load protection
- Under-voltage and over-voltage shutdown
- Over-voltage clamp
- Thermal shutdown
- Current limitation
- Protection against loss of ground and loss of VCC
- Very low standby power dissipation
- Reverse battery protected
Applications
The VN920-12-E is suitable for a wide range of applications, including but not limited to:
- Automotive systems requiring robust and reliable load management
- Industrial control systems where precise load monitoring is necessary
- Power management in heavy-duty equipment
- Systems subject to transient voltages and spikes, such as those in automotive and industrial environments
Q & A
- What is the maximum DC output current of the VN920-12-E?
The maximum DC output current is internally limited, but it can handle up to 30 A under normal operating conditions.
- What is the operating voltage range for the VN920-12-E?
The device operates within a VCC range of 8 V to 36 V.
- Does the VN920-12-E have thermal protection?
- How does the VN920-12-E protect against short circuits?
The device features shorted load protection and current limitation to safeguard against short circuits.
- What is the thermal resistance junction-case for the VN920-12-E?
The thermal resistance junction-case (Rthj-case) is 1.3 °C/W.
- Is the VN920-12-E protected against reverse battery conditions?
- What type of current sense does the VN920-12-E provide?
The device provides an analog current sense output proportional to the load current.
- How does the VN920-12-E handle under-voltage and over-voltage conditions?
The device includes under-voltage and over-voltage shutdown mechanisms to protect against these conditions.
- What is the storage temperature range for the VN920-12-E?
The storage temperature range is -55°C to 150°C.
- Is the VN920-12-E compliant with any specific European directives?
