Texas Instruments

INA2191A4IYBJR  

OP Amps, Buffer Amps ICs

INA2191A4IYBJR Description

The INA2191A4IYBJR is a high-performance, dual-channel current sense amplifier designed by Texas Instruments. This Linear IC Chip is specifically engineered to provide precise current measurements in a wide range of electronic systems. With a supply voltage span ranging from 1.7 V to 5.5 V, the INA2191A4IYBJR is highly versatile and suitable for various power supply configurations. The device features a low supply current of 86µA, making it energy-efficient and ideal for applications where power consumption is a critical factor.

INA2191A4IYBJR Features

• Dual-Channel Amplification: The INA2191A4IYBJR includes two independent current sense circuits, allowing for simultaneous monitoring of two different current paths. This dual-circuit design enhances the flexibility and efficiency of current monitoring in complex systems.
• High Gain Bandwidth Product: With a gain bandwidth product of 33 kHz, the amplifier ensures accurate and reliable current sensing even at higher frequencies. This feature is particularly beneficial in applications requiring fast response times and precise measurements.
• Low Input Offset Voltage: The device boasts a low input offset voltage of 2.5 µV, which minimizes measurement errors and improves the accuracy of current sensing. This low offset voltage is crucial for applications where high precision is required.
• Low Input Bias Current: The INA2191A4IYBJR has an input bias current of only 100 nA, ensuring minimal impact on the measured current and maintaining high accuracy in current sensing.
• Surface Mount Packaging: The device is packaged in a surface mount format, specifically a 12-DSBGA, which is ideal for compact and space-constrained designs. The Tape & Reel (TR) packaging option facilitates easy integration into automated assembly processes.
• Wide Operating Voltage Range: The supply voltage range of 1.7 V to 5.5 V makes the INA2191A4IYBJR suitable for a variety of power supply scenarios, from low-voltage battery-powered devices to higher-voltage systems.
• Moisture Sensitivity Level (MSL) 1: The device has an MSL rating of 1, indicating unlimited shelf life and making it suitable for storage and handling in various environmental conditions without the need for special precautions.

INA2191A4IYBJR Applications

The INA2191A4IYBJR is well-suited for a variety of applications where precise current monitoring is essential. Some specific use cases include:

• Power Management Systems: Ideal for monitoring the current draw of various components within a system to ensure optimal power distribution and to prevent overcurrent conditions.
• Battery Management: Accurate current sensing is crucial for battery management systems to monitor charge and discharge currents, ensuring safe and efficient battery operation.
• Motor Control: The dual-channel capability allows for simultaneous monitoring of motor drive currents, enabling precise control and protection against overcurrent faults.
• Industrial Automation: In industrial applications, the INA2191A4IYBJR can be used to monitor the current consumption of various actuators, sensors, and control systems, enhancing reliability and performance.
• Telecommunications: The device can be used in telecom equipment to monitor power supply currents, ensuring stable operation and early detection of potential issues.

Conclusion of INA2191A4IYBJR

The INA2191A4IYBJR from Texas Instruments is a robust and versatile current sense amplifier designed to meet the demanding requirements of modern electronic systems. Its dual-channel design, low input offset voltage, and high gain bandwidth product make it a standout choice for precise current monitoring. The device’s low power consumption and wide operating voltage range further enhance its suitability for a broad range of applications. Whether used in power management, battery monitoring, motor control, or industrial automation, the INA2191A4IYBJR delivers reliable performance and exceptional accuracy, making it an ideal solution for engineers and designers in the electronics industry.

INA2191A4IYBJR Documents

Download datasheets and manufacturer documentation for INA2191A4IYBJR

Datasheets :

INAx191