Description

The STMicroelectronics VN7003ALHTR is a current limit switch (CLS) designed for automotive applications. It's an octapak-8 package with a single-channel smart high-side driver that provides current sensing and feedback. This device features AEC-Q100 qualification, making it suitable for use in harsh automotive environments. It also offers diagnostic functions, such as overload and short-circuit detection, thermal shutdown, and output monitoring. The VN7003ALHTR is designed to provide a safe and reliable switching solution for automotive applications, including battery management systems, DC-DC converters, and motor control circuits. Its features include undervoltage shutdown, overvoltage clamp, load current limitation, and self-limiting of thermal transients.

Features

According to the product information, the VN7003ALHTR features:

• AEC-Q100 qualified
• Extreme low voltage operation for deep cold cranking applications
• Smart high-side driver with CurrentSense analog feedback
• Diagnostic functions:
• + Overload and short to ground (power limitation) indication
• + Thermal shutdown indication
• + OFF-state open-load detection
• + Output short to VCC detection
• Protections:
• + Undervoltage shutdown
• + Overvoltage clamp
• + Load current limitation
• + Self limiting of fast thermal transients
• + Loss of ground and loss of VCC
• + Configurable latch-off on overtemperature or power limitation
• + Reverse battery
• + Electrostatic discharge protection

These features make the VN7003ALHTR suitable for automotive applications.

Package

The package type of VN7003ALHTR is Octapak-8 (7+Tab).

Pinout

The VN7003ALHTR from STMicroelectronics is a current limit switch with 8 pins (7+Tab) in an Octapak package. The pin functions are:

• VCC: Power supply input
• GND: Ground
• OUT: Output driver
• SENSE: Current sense feedback
• CTRL: Control input
• SHDN: Shutdown input
• INT: Interrupt output
• Tab: Thermal shutdown and overcurrent detection

This device is designed for automotive applications, providing a single-channel smart high-side driver with current sensing and diagnostic functions. It features protections such as undervoltage shutdown, overvoltage clamp, load current limitation, and self-limiting of fast thermal transients.

Manufacturer

The manufacturer of the VN7003ALHTR is STMicroelectronics, a multinational fabless semiconductor company.

Applications

The STMicroelectronics VN7003ALHTR is a current limit switch suitable for automotive applications, such as:

• Engine management systems
• Transmission control units
• Anti-lock braking systems (ABS)
• Electronic stability programs (ESP)

It provides overcurrent protection and thermal shutdown to prevent damage from excessive power consumption.

Equivalent

Based on STMicroelectronics' product information, the equivalent products of VN7003ALHTR are:

• VN7002ALHTR
• VN7004ALHTR
• VN7010ALHTR

These products share similar features and specifications with VN7003ALHTR.