Overview
The VN920DSPTR-E, produced by STMicroelectronics, is a high-side driver designed using the VIPower M0-3 technology. This monolithic device is intended for driving various types of loads with one side connected to ground. It features an active VCC pin voltage clamp that protects the device against low energy spikes, complying with ISO7637 transient compatibility standards. The device also includes active current limitation, thermal shutdown with automatic restart, and an analog current sense output proportional to the load current. It automatically turns off in case of ground pin disconnection, ensuring robust protection and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| RDS(on) | 15 mΩ | mΩ |
| IOUT | 30 A | A |
| VCC | 36 V | V |
| Operating Supply Voltage | 5.5 - 36 V | V |
| Undervoltage Shutdown | 3 - 5.5 V | V |
| Overvoltage Shutdown | 36 V | V |
| Junction Operating Temperature | -40 to 150 °C | °C |
| Case Operating Temperature | -40 to 150 °C | °C |
| Storage Temperature | -55 to 150 °C | °C |
| Thermal Resistance Junction-Case | 1.3 °C/W | °C/W |
| Thermal Resistance Junction-Ambient | 51.3 °C/W (min), 37 °C/W (max) | °C/W |
Key Features
- Reverse battery protection
- Very low standby power dissipation
- Compliance with 2002/95/EC European directive and AEC guidelines
- Current limitation and thermal shutdown with automatic restart
- CMOS compatible input
- Shorted load protection
- Proportional load current sense output
- Overvoltage clamp and protection against loss of ground and VCC
- Undervoltage and overvoltage shutdown
- ECOPACK®: lead-free and RoHS compliant
Applications
The VN920DSPTR-E is suitable for various automotive and industrial applications where high-side driving of loads is required. It is particularly useful in systems that demand robust protection against overloads, short circuits, and transient spikes. Typical applications include automotive body control modules, lighting systems, and other high-current load management scenarios.
Q & A
- What is the primary function of the VN920DSPTR-E?
The VN920DSPTR-E is a high-side driver designed to drive various types of loads with one side connected to ground.
- What protection features does the VN920DSPTR-E offer?
The device offers protection against overloads, short circuits, thermal shutdown, undervoltage, overvoltage, and loss of ground or VCC.
- What is the maximum output current of the VN920DSPTR-E?
The maximum output current is internally limited but can handle up to 30 A under normal operating conditions.
- What is the operating voltage range of the VN920DSPTR-E?
The operating supply voltage range is from 5.5 V to 36 V.
- Is the VN920DSPTR-E compliant with automotive standards?
Yes, it is compliant with AEC guidelines and the 2002/95/EC European directive.
- What type of current sense output does the VN920DSPTR-E provide?
The device provides an analog current sense output proportional to the load current.
- How does the VN920DSPTR-E protect against thermal issues?
The device features thermal shutdown with automatic restart to protect against overheating.
- Is the VN920DSPTR-E environmentally friendly?
Yes, it is ECOPACK®: lead-free and RoHS compliant.
- What is the typical on-state resistance of the VN920DSPTR-E?
The typical on-state resistance is around 15 mΩ at 10 A and 25 °C.
- How does the VN920DSPTR-E handle ground pin disconnection?
The device automatically turns off in case of ground pin disconnection.
