Texas Instruments

INA281B2QDBVRQ1  

OP Amps, Buffer Amps ICs

INA281B2QDBVRQ1 Description

The INA281B2QDBVRQ1 is a high-performance current sense amplifier designed by Texas Instruments, specifically tailored for automotive applications. This device is part of the Linear Amplifiers(ICs) category and features a robust set of specifications that make it suitable for a wide range of current sensing tasks. The INA281B2QDBVRQ1 is in housed a compact SOT23-5 package, making it ideal for space-constrained designs. It operates over a wide supply voltage range from 2.7 V to 20 V, ensuring compatibility with various power supply systems. The amplifier boasts a gain bandwidth product of 1.3 MHz, a slew rate of 2.5 V/µs, and an input bias current of 20 µA, all of which contribute to its high performance and reliability.

INA281B2QDBVRQ1 Features

• Wide Supply Voltage Range: The INA281B2QDBVRQ1 operates from 2.7 V to 20 V, providing flexibility for different power supply requirements.
• High Gain Bandwidth Product: With a gain bandwidth product of 1.3 MHz, this amplifier ensures high-frequency performance, making it suitable for dynamic current sensing applications.
• Low Input Bias Current: The 20 µA input bias current minimizes the impact on the circuit being measured, ensuring accurate current sensing.
• Automotive Grade: Certified for automotive applications, the INA281B2QDBVRQ1 meets the stringent reliability and performance standards required for automotive electronics.
• Surface Mount Technology: The surface mount package type facilitates easy integration into modern PCB designs, enhancing manufacturing efficiency.
• Compliance and Safety: The INA281B2QDBVRQ1 is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is suitable for a wide range of manufacturing environments without the need for special handling.

INA281B2QDBVRQ1 Applications

The INA281B2QDBVRQ1 is ideal for applications requiring precise current sensing in automotive and industrial systems. Some specific use cases include:

• Battery Management Systems: Accurate current sensing is crucial for monitoring battery health and ensuring safe operation in electric vehicles.
• Motor Control: The device can be used to monitor motor current, enabling precise control and protection against overcurrent conditions.
• Power Supply Monitoring: Ensuring stable power delivery in automotive electronics by monitoring supply currents.
• Industrial Automation: Monitoring current in various industrial applications to ensure efficient operation and prevent equipment damage.

Conclusion of INA281B2QDBVRQ1

The INA281B2QDBVRQ1 from Texas Instruments is a versatile and high-performance current sense amplifier designed to meet the demands of automotive and industrial applications. Its wide supply voltage range, high gain bandwidth product, and low input bias current make it an excellent choice for precise current sensing tasks. The automotive grade certification ensures reliability and durability in demanding environments. With its compact SOT23-5 package and surface mount technology, the INA281B2QDBVRQ1 is easy to integrate into modern designs, offering a reliable solution for current sensing needs.

INA281B2QDBVRQ1 Documents

Download datasheets and manufacturer documentation for INA281B2QDBVRQ1

Datasheets :

INA281-Q1