Overview
The VN820B5-E is a high-side driver designed by STMicroelectronics using their VIPower® M0-3 technology. This monolithic device is intended for driving any type of load 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 detection of open-load conditions in both on and off states. Additionally, it automatically turns off if the ground pin becomes disconnected, ensuring robust protection against various fault conditions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | VN820B5-E | - |
| Package | P2PAK | - |
| Grade | Automotive | - |
| RoHS Compliance | Ecopack1 | - |
| Operating Voltage (VCC) | 5.5 to 36 | V |
| Maximum Output Current (IOUT) | 9 | A |
| On-State Resistance (RDS(on)) | 40 mΩ | mΩ |
| Operating Temperature (min) | -40 | °C |
| Operating Temperature (max) | 150 | °C |
Key Features
- ECOPACK®: lead free and RoHS compliant
- Automotive Grade: compliance with AEC guidelines
- Very low standby current
- CMOS compatible input
- On-state and off-state open-load detection
- Thermal shutdown protection and diagnosis
- Undervoltage shutdown
- Overvoltage clamp
- Output stuck to VCC detection
- Load current limitation
- Reverse battery protection
- Electrostatic discharge protection
Applications
The VN820B5-E is suitable for various automotive and industrial applications where robust and reliable high-side switching is required. It can be used in systems such as:
- Automotive lighting and accessory control
- Power management in automotive systems
- Industrial control and automation
- Load dump protection and reverse battery protection
- MCU I/O protection and open-load detection
Q & A
- What is the VN820B5-E used for?
The VN820B5-E is a high-side driver used for driving any type of load with one side connected to ground, particularly in automotive and industrial applications.
- What are the key protection features of the VN820B5-E?
The device features thermal shutdown, undervoltage shutdown, overvoltage clamp, load current limitation, reverse battery protection, and electrostatic discharge protection.
- Is the VN820B5-E RoHS compliant?
- What is the operating voltage range of the VN820B5-E?
The operating voltage range is from 5.5 to 36 volts.
- What is the maximum output current of the VN820B5-E?
The maximum output current is 9 amps.
- Does the VN820B5-E support CMOS compatible inputs?
- How does the VN820B5-E handle open-load conditions?
The device detects open-load conditions in both on and off states and can automatically turn off if the output is shorted to VCC or if the ground pin becomes disconnected.
- What are the typical applications of the VN820B5-E?
Typical applications include automotive lighting and accessory control, power management in automotive systems, industrial control, and automation.
- What is the operating temperature range of the VN820B5-E?
The operating temperature range is from -40°C to 150°C.
- Is the VN820B5-E protected against reverse battery conditions?
