Overview
The VN7140ASTR-E is a single-channel high-side driver manufactured by STMicroelectronics, designed for automotive applications. It utilizes ST's proprietary VIPower M0-7 technology and is available in PowerSSO-16 and SO-8 packages. This device is engineered to drive 12 V automotive grounded loads through a 3 V and 5 V CMOS-compatible interface, providing advanced protection and diagnostic features.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 4 to 28 | V |
| Minimum Operating Temperature | -40 | °C |
| Maximum Operating Temperature | 150 | °C |
| Input Low Level Voltage | 0.9 | V |
| Input High Level Voltage | 2.1 | V |
| Input Hysteresis Voltage | 0.2 | V |
| Standby Supply Current at VCC = 13 V | 0.5 | µA |
| Thermal Resistance Junction-Board (SO-8) | 31 | °C/W |
| Thermal Resistance Junction-Ambient (SO-8) | 71 | °C/W |
Key Features
- MultiSense analog feedback for precise load current monitoring and diagnostics.
- Advanced protective functions including load current limitation, overload active management by power limitation, and overtemperature shutdown with configurable latch-off.
- Electrostatic discharge protection (ESD) according to JEDEC 22A-114F and CDM-AEC-Q100-011 standards.
- Very low standby current to minimize power consumption.
- Reverse battery protection with external components.
- 3 V and 5 V CMOS-compatible interface.
Applications
- All types of automotive resistive, inductive, and capacitive loads.
- Specially intended for automotive signal lamps (up to R10W or LED Rear Combinations).
- Protected supply for ADAS (Advanced Driver Assistance Systems) such as radars and sensors.
Q & A
- What is the operating temperature range of the VN7140ASTR-E?
The operating temperature range is from -40°C to 150°C. - What is the supply voltage range for the VN7140ASTR-E?
The supply voltage range is from 4 V to 28 V. - What type of feedback does the VN7140ASTR-E provide?
The device provides MultiSense analog feedback. - What are the key protective features of the VN7140ASTR-E?
The key protective features include load current limitation, overload active management, overtemperature shutdown, and electrostatic discharge protection. - What types of loads can the VN7140ASTR-E drive?
The device can drive automotive resistive, inductive, and capacitive loads. - Is the VN7140ASTR-E suitable for ADAS systems?
Yes, it is suitable for protected supply in ADAS systems such as radars and sensors. - What is the standby supply current of the VN7140ASTR-E?
The standby supply current is 0.5 µA at VCC = 13 V. - What are the package options for the VN7140ASTR-E?
The device is available in PowerSSO-16 and SO-8 packages. - Does the VN7140ASTR-E have reverse battery protection?
Yes, it has reverse battery protection with external components. - Is the VN7140ASTR-E AEC-Q100 qualified?
Yes, the device is AEC-Q100 qualified.
