INA237AIDGST

Power Supply Controllers, Monitors Overview

The INA237AIDGST is a current sense amplifier manufactured by Texas Instruments, housed in a VSSOP-10 package. It features an I2C digital output and supports a common-mode voltage range from -300 mV to 85 V. Key electrical parameters include a gain bandwidth product of 10 kHz, a common-mode rejection ratio of 120 dB, and an input bias current of 100 pA. The device operates with an input offset voltage of 15 uV and maintains a gain error of 0.3%. Power supply requirements are between 2.7 V and 5.5 V, with a typical operating current of 640 uA. It functions within a temperature range of -40°C to +125°C.

Power Supply Controllers, Monitors Feature Summary

• Provides high-side or low-side current sensing capabilities with bidirectional measurement support.
• Integrates a 16-bit analog-to-digital converter for precise digital data transmission via I2C interface.
• Features wide common-mode voltage tolerance allowing operation across diverse power rail voltages.

Power Supply Controllers, Monitors Applications

• Industrial process control systems requiring accurate current monitoring
• Power distribution units for circuit protection and management
• Battery management systems in portable electronic devices

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix 'DGST' against the manufacturer's latest datasheet to confirm pinout and thermal characteristics. Ensure compatibility with I2C bus voltage levels used in the target system design. Check for moisture sensitivity level requirements during storage and handling procedures.

Power Supply Controllers, Monitors Selection Notes

Select this component when high accuracy and digital integration are required for current monitoring applications. Consider the 85 V common-mode range for high-voltage systems. Evaluate the 16-bit resolution against noise requirements in sensitive measurement environments.

Power Supply Controllers, Monitors Part Context

This part belongs to the INA237 series of current sense amplifiers from Texas Instruments. It is designed for applications needing precise current measurement with digital output. The series offers various packages and grades to suit different industrial and commercial needs.

Power Supply Controllers, Monitors Replacement Considerations

Check for direct replacements within the INA237 family or compatible TI current sense amplifiers with similar I2C interfaces and voltage ranges. Verify pin compatibility and software register mapping if substituting with other models.

Power Supply Controllers, Monitors FAQ

What is the maximum common-mode voltage supported by the INA237AIDGST?

The device supports a common-mode voltage range from -300 mV to 85 V.

Does the INA237AIDGST support bidirectional current measurement?

Yes, the INA237 is capable of bidirectional current measurement through its I2C digital output.