Texas Instruments

INA281B4IDBVR  

OP Amps, Buffer Amps ICs

INA281B4IDBVR Description

The INA281B4IDBVR is a high-performance current sense amplifier from Texas Instruments, designed to provide precise and reliable current monitoring in a wide range of applications. This device is part of the Linear IC Chips category and is housed in a compact SOT23-5 package, making it ideal for space-constrained designs. The INA281B4IDBVR features a wide supply voltage range from 2.7 V to 20 V, ensuring compatibility with various power supply systems. It operates with a low supply current of 1.5 mA, making it energy-efficient and suitable for battery-powered devices.

INA281B4IDBVR Features

• Wide Supply Voltage Range: The INA281B4IDBVR supports a supply voltage range from 27. V to 20 V, providing flexibility in power supply design.
• Low Input Bias Current: With an input bias current of 20 µA, the device minimizes the impact on the circuit being monitored, ensuring accurate current measurements.
• Low Input Offset Voltage: The low input offset voltage of 30 µV ensures high accuracy in current sensing applications.
• High Gain Bandwidth Product: The 900 kHz gain bandwidth product allows for fast response times, making the INA281B4IDBVR suitable for dynamic current monitoring.
• Fast Slew Rate: The 2.5V/µs slew rate ensures that the amplifier can handle rapid changes in input signals, maintaining signal integrity.
• Surface Mount Packaging: The surface mount package type facilitates easy integration into modern PCB designs.
• Compliance and Reliability: The INA281B4IDBVR is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for various manufacturing environments.

INA281B4IDBVR Applications

The INA281B4IDBVR is ideal for a variety of applications where precise current monitoring is required. Its wide supply voltage range and low power consumption make it suitable for both low-power and high-voltage systems. Key applications include:

• Power Management: Accurate current sensing in power supplies and battery management systems.
• Motor Control: Monitoring motor current to ensure efficient operation and prevent overloading.
• Industrial Automation: Real-time current monitoring in industrial control systems to enhance reliability and safety.
• Consumer Electronics: Ensuring safe and efficient operation in devices such as smartphones, laptops, and other portable electronics.

Conclusion of INA281B4IDBVR

The INA281B4IDBVR from Texas Instruments stands out as a versatile and reliable current sense amplifier, offering a combination of high accuracy, low power consumption, and wide supply voltage range. Its compact SOT23-5 package and surface mount design make it easy to integrate into various electronic systems. The device's compliance with environmental and regulatory standards ensures its suitability for global markets. Whether used in power management, motor control, or consumer electronics, the INA281B4IDBVR provides a robust solution for precise current monitoring, making it a valuable component in modern electronic designs.

INA281B4IDBVR Documents

Download datasheets and manufacturer documentation for INA281B4IDBVR