Overview
The VN540SP-E is a monolithic device designed by STMicroelectronics using their VIPower technology. It is intended for driving resistive or inductive loads with one side connected to ground. This single high-side smart power solid state relay is optimized for efficient power handling and distribution, featuring built-in protection mechanisms to ensure reliability and safety.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 10 - 36 | V |
| Maximum DC Load Current (IOUT) | Internally limited up to 2.8 A | A |
| On State Resistance (RON) | 50 - 90 mΩ | mΩ |
| Input Low Level Voltage (VIL) | - - 2.0 | V |
| Input High Level Voltage (VIH) | - 3.5 - | V |
| Turn-on Delay Time (td(ON)) | - 40 - | μs |
| Turn-off Delay Time (td(OFF)) | - 60 - | μs |
| Thermal Shutdown Temperature (TTSD) | - 150 - 170 | °C |
| Thermal Reset Temperature (TR) | - 135 - 155 | °C |
Key Features
- Operating voltage range: 10 V to 36 V
- Maximum operating current: Up to 2.8 A
- Low on-state resistance (RDS(on)): 50 mΩ maximum
- Digital input clamped at 32 V
- Protection against loss of ground, shorted load, and overtemperature
- Built-in current limiter and undervoltage shutdown
- Open drain diagnostic output for fault indication
- Fast demagnetization of inductive loads
Applications
- Industrial automation systems
- Automotive electronics
- Power management solutions
Q & A
- What is the operating voltage range of the VN540SP-E?
The operating voltage range is from 10 V to 36 V.
- What is the maximum operating current of the VN540SP-E?
The maximum operating current is up to 2.8 A.
- What is the on-state resistance (RDS(on)) of the VN540SP-E?
The on-state resistance is 50 mΩ maximum.
- What types of protection does the VN540SP-E offer?
The device offers protection against loss of ground, shorted load, and overtemperature, as well as built-in current limiting and undervoltage shutdown.
- How does the VN540SP-E handle fault conditions?
The device features an open drain diagnostic output for indicating fault conditions such as overtemperature and undervoltage.
- What is the thermal shutdown temperature of the VN540SP-E?
The thermal shutdown temperature is between 150°C and 170°C.
- What is the thermal reset temperature of the VN540SP-E?
The thermal reset temperature is between 135°C and 155°C.
- What package type is the VN540SP-E available in?
The device is available in the PowerSO-10 package.
- Is the VN540SP-E RoHS compliant?
Yes, the VN540SP-E is RoHS compliant and comes in ECOPACK® packages.
- What are some common applications of the VN540SP-E?
Common applications include industrial automation systems, automotive electronics, and power management solutions.
