Texas Instruments

TLVH431BIDBVR

The TLVH431BIDBVR is a high-side current sense amplifier from Texas Instruments. It is designed to measure the current flowing through a high-side load in a wide range of applications, including automotive, industrial, and battery monitoring systems.

Description:

The TLVH431BIDBVR is a monolithic integrated circuit that provides a precise and accurate measurement of the current flowing through a high-side load. It uses a proprietary auto-zeroing technique to eliminate the effects of device drift and offset, resulting in a highly accurate and stable output signal.

Features:

1. Wide input voltage range: The TLVH431BIDBVR can operate from an input voltage range of 2.7V to 5.5V, making it suitable for a wide range of applications.
2. High accuracy: The device offers an accuracy of ±1% over a wide temperature range, ensuring reliable and consistent performance.
3. Low input offset voltage: The input offset voltage is typically less than 50µV, which helps to minimize errors and improve measurement accuracy.
4. Wide output voltage range: The output voltage range is from 0.3V to 4.2V, which allows for easy integration with various microcontrollers and other digital systems.
5. Programmable gain: The device features a programmable gain that can be set to 20V/V, 40V/V, 80V/V, or 160V/V, allowing for flexibility in current sensing applications.
6. Low power consumption: The TLVH431BIDBVR operates with a low power consumption of 1.1mA, making it suitable for battery-powered applications.

Applications:

1. Automotive: The TLVH431BIDBVR can be used in automotive applications such as electric vehicle battery monitoring, fuel gauge systems, and motor control.
2. Industrial: The device can be used in industrial applications for motor control, power supply monitoring, and energy management systems.
3. Battery monitoring: The TLVH431BIDBVR can be used to monitor the current flow in battery-powered devices, such as laptops, smartphones, and portable electronics.
4. Power management: The device can be used in power management systems for accurate current sensing and energy harvesting applications.
5. Energy measurement: The TLVH431BIDBVR can be used in energy measurement systems to measure the energy consumption of various electronic devices and systems.

In summary, the TLVH431BIDBVR is a high-performance, high-side current sense amplifier that offers high accuracy, low input offset voltage, and programmable gain. It is suitable for a wide range of applications, including automotive, industrial, and battery monitoring systems.