Overview
The VN7040AJTR-E is a single-channel high-side driver produced by STMicroelectronics, designed for automotive applications. It is part of the VIPower M0-7 technology series and is housed in a PowerSSO-16 package. This device is AEC-Q100 qualified, ensuring it meets stringent automotive standards. It features a very low standby current and integrates advanced protective functions, making it suitable for driving various automotive loads, including resistive, inductive, and capacitive loads.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature | -40°C to 150°C | °C |
| Package | PowerSSO-16 | |
| Number of Outputs | 1 | |
| Output Configuration | High Side | |
| Output Type | N-Channel | |
| Voltage - Load | 4 V to 28 V | V |
| Current - Output (Max) | 24 A | A |
| Rds On (Typ) | 40 mΩ | mΩ |
| Input Type | Non-Inverting | |
| Input Voltage Levels | Compatible with 3 V and 5 V CMOS outputs | |
| Electrostatic Discharge Protection | 4000 V (HBM), 750 V (CDM-AEC-Q100-011) | V |
| Thermal Shutdown Temperature | 150°C to 200°C | °C |
Key Features
- Advanced protective functions including load current limitation, overload active management by power limitation, and overtemperature shutdown with configurable latch-off.
- MultiSense analog feedback for sophisticated diagnostic functions such as high precision proportional load current sense, supply voltage feedback, and chip temperature sense.
- Detection of overload, short circuit to ground, short to VCC, and OFF-state open-load.
- FaultRST pin for unlatching the output in case of fault or disabling the latch-off functionality.
- Low standby current and reverse battery protection with external components.
- Auto-restart and status flag features.
- Compatibility with 3 V and 5 V CMOS outputs.
Applications
- All types of automotive resistive, inductive, and capacitive loads.
- Specially intended for automotive turn indicators (up to P27W or SAE1156 and R5W paralleled or LED rear combinations).
- Protected supply for ADAS systems: radars and sensors.
Q & A
- What is the operating temperature range of the VN7040AJTR-E?
The operating temperature range is -40°C to 150°C.
- What is the maximum output current of the VN7040AJTR-E?
The maximum output current is 24 A.
- What type of output configuration does the VN7040AJTR-E have?
The output configuration is high side.
- What is the typical Rds On value of the VN7040AJTR-E?
The typical Rds On value is 40 mΩ.
- Does the VN7040AJTR-E have electrostatic discharge protection?
- What are the key diagnostic functions provided by the MultiSense feature?
The MultiSense feature provides high precision proportional load current sense, supply voltage feedback, and chip temperature sense.
- How does the FaultRST pin function?
The FaultRST pin unlatches the output in case of fault and can also set the outputs in auto-restart mode if kept low.
- What types of loads can the VN7040AJTR-E drive?
The VN7040AJTR-E can drive automotive resistive, inductive, and capacitive loads.
- Is the VN7040AJTR-E AEC-Q100 qualified?
- What is the package type of the VN7040AJTR-E?
The package type is PowerSSO-16.
