Overview
The VND05BSP-E, produced by STMicroelectronics, is a high-side smart power solid state relay designed using STMicroelectronics' VIPower Technology. This monolithic device is intended for driving resistive or inductive loads with one side grounded. It features two channels and a common diagnostic output, making it suitable for various automotive and industrial applications. The device includes built-in thermal shut-down, under-voltage protection, and fast demagnetization of inductive loads, ensuring robust and reliable operation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Breakdown Voltage (V(BR)DSS) | 40 | V |
| Output Current (continuous) at Tc = 85°C | 9 | A |
| RMS Output Current at Tc = 85°C and f > 1Hz | 9 | A |
| On State Resistance (Ron) | 0.13 - 0.2 | Ω |
| Supply Voltage (VCC) | 6 - 26 | V |
| Input Low Level Voltage (VIL) | 1.5 | V |
| Input High Level Voltage (VIH) | 3.5 | V |
| Thermal Shut-down Temperature (TTSD) | 140 - 180 | °C |
| Thermal Shut-down Hysteresis (TSD(hyst.)) | 50 | °C |
Key Features
- Dual Channel Operation: The device has two channels, each capable of handling high current loads.
- Thermal Protection: Built-in thermal shut-down protects the device from overtemperature conditions.
- Under-Voltage Protection: The device includes under-voltage shutdown to prevent operation below a specified voltage threshold.
- Fast Demagnetization: Ensures rapid demagnetization of inductive loads, reducing power dissipation.
- Diagnostic Output: Provides status indication for open load, overtemperature, and stuck-on conditions.
- Low Standby Power: Very low standby power dissipation.
- 5V Logic Level Compatible Input: Compatible with standard 5V logic levels.
Applications
The VND05BSP-E is primarily used in automotive and industrial applications where reliable and robust control of resistive or inductive loads is necessary. It is suitable for use in systems requiring high-side switching, such as in automotive body control modules, lighting systems, and other industrial control systems.
Q & A
- What is the maximum drain-source breakdown voltage of the VND05BSP-E?
The maximum drain-source breakdown voltage is 40V. - What is the continuous output current at Tc = 85°C?
The continuous output current at Tc = 85°C is 9A. - What is the on-state resistance of the device?
The on-state resistance (Ron) is between 0.13Ω and 0.2Ω. - What is the supply voltage range for the VND05BSP-E?
The supply voltage range is from 6V to 26V. - How does the thermal protection work?
The device has built-in thermal shut-down that turns the integrated Power MOS off at a minimum junction temperature of 140°C and turns it back on when the temperature returns to 125°C. - What is the purpose of the diagnostic output?
The diagnostic output indicates open load in on-state, open load in off-state, overtemperature conditions, and stuck-on to VCC. - How does the fast demagnetization feature work?
The fast demagnetization feature ensures rapid demagnetization of inductive loads with a typical voltage of -18V, reducing power dissipation. - Is the input compatible with 5V logic levels?
Yes, the input is 5V logic level compatible. - What is the standby power dissipation of the device?
The standby power dissipation is very low. - In what types of applications is the VND05BSP-E typically used?
The VND05BSP-E is typically used in automotive and industrial applications requiring high-side switching.
