Texas Instruments

INA281B3QDBVRQ1  

OP Amps, Buffer Amps ICs

INA281B3QDBVRQ1 Description

The INA281B3QDBVRQ1 is a high-performance current sense amplifier designed by Texas Instruments, specifically tailored for automotive applications. This device is part of the Linear IC Chips category and is packaged in a SOT23-5 surface mount package, making it ideal for compact and efficient designs. The INA281B3QDBVRQ1 offers a wide supply voltage range from 2.7 V to 20 V, ensuring compatibility with various power supply systems. With a gain bandwidth product of 1.3 MHz and a slew rate of 2.5 V/µs, this amplifier provides excellent performance for high-frequency applications. The device also features a low input bias current of 20 µA and an input offset voltage of 100 µV, ensuring accurate current sensing with minimal error.

INA281B3QDBVRQ1 Features

• Wide Supply Voltage Range: Operates from 2.7 V to 20 V, making it suitable for a variety of power supply systems.
• High Gain Bandwidth Product: 1.3 MHz ensures high-frequency performance, ideal for dynamic current sensing applications.
• Low Input Bias Current: 20 µA minimizes the impact on the circuit being monitored, providing current accurate measurements.
• Low Input Offset Voltage: 100 µV ensures high accuracy in current sensing, reducing measurement errors.
• High Slew Rate: 2.5 V/µs allows for rapid response to changes in current, enhancing the reliability of the system.
• Automotive Grade: Designed to meet the stringent requirements of automotive applications, ensuring robustness and reliability.
• Compliance: REACH Unaffected and RoHS3 Compliant, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 1 (Unlimited ensures) the device is suitable for a wide range of manufacturing environments.
• Packaging: Tape & Reel (TR) packaging facilitates easy handling and integration into automated assembly processes.

INA281B3QDBVRQ1 Applications

The INA281B3QDBVRQ1 is particularly well-suited for automotive applications where precise current monitoring is crucial. Its wide supply voltage range and high performance make it ideal for:

• Battery Management Systems: Accurate current sensing for monitoring battery charge and discharge cycles.
• Motor Control: Efficient current monitoring for electric motors, ensuring optimal performance and safety.
• Power Supplies: Monitoring current draw to protect against overcurrent conditions and ensure stable operation.
• Industrial Control Systems: Reliable current sensing for various industrial applications requiring precise control and monitoring.

Conclusion of INA281B3QDBVRQ1

The INA281B3QDBVRQQ1 from Texas Instruments stands out as a high-performance current sense amplifier, offering a combination of wide supply voltage range, high gain bandwidth, and low input bias current. Its automotive grade design and compliance with environmental and regulatory standards make it a reliable choice for demanding applications. Whether used in battery management systems, motor control, or industrial applications, the INA281B3QDBVRQ1 provides accurate and efficient current sensing, ensuring the reliability and performance of the system.

INA281B3QDBVRQ1 Documents

Download datasheets and manufacturer documentation for INA281B3QDBVRQ1

Datasheets :

INA281-Q1