Texas Instruments

TPS23882B1RTQR  

Power Over Ethernet Controllers

TPS23882B1RTQR is a high-side current sense amplifier from Texas Instruments. It is designed to provide accurate and reliable current sensing in various applications, such as battery monitoring, motor control, and power management.

Description:

The TPS23882B1RTQR is a monolithic, precision current sense amplifier that can operate from a supply voltage as low as 2.7V. It features a high input impedance and a low output impedance, which allows it to accurately measure small currents with minimal impact on the system being monitored.

Features:

1. High accuracy: The TPS23882B1RTQR offers an accuracy of ±1.5% over a wide temperature range, making it suitable for precision current sensing applications.
2. Wide input voltage range: The device can operate from a supply voltage as low as 2.7V, making it suitable for use in low-voltage systems.
3. Low input offset voltage: The input offset voltage is typically less than 100µV, which helps to minimize errors in current measurements.
4. Programmable gain: The gain of the amplifier can be adjusted from 10 to 200, allowing for flexible current sensing ranges.
5. Small package size: The TPS23882B1RTQR is available in a compact 10-pin WSON package, making it suitable for space-constrained applications.

Applications:

1. Battery monitoring: The TPS23882B1RTQR can be used to accurately measure the current flowing in and out of a battery, helping to monitor battery state of charge and prevent over-discharge.
2. Motor control: In motor control applications, the device can be used to measure the current flowing through the motor windings, providing feedback for closed-loop control and protection.
3. Power management: The TPS23882B1RTQR can be used to monitor the current flowing through power distribution networks, helping to ensure that individual components are not drawing more current than their specified limits.
4. Energy harvesting: In energy harvesting applications, the device can be used to measure the current generated by energy harvesting sources, such as solar panels or thermoelectric generators, and provide feedback for maximum power point tracking algorithms.

Overall, the TPS23882B1RTQR is a versatile and accurate current sense amplifier that can be used in a wide range of applications requiring precise current measurement and control.

TPS23882B1RTQR Documents

Download datasheets and manufacturer documentation for TPS23882B1RTQR

Application Notes :

Choosing PoE PSE System Software Solutions       Using the TPS23861 and TPS23882B in Autonomous Mode Features and Benefits