INA138NA/250 - Texas Instruments

Manufacturer Part Number

INA138NA/250

Manufacturer

Texas Instruments

Introduction

The INA138NA/250 is a precision, high-side current shunt monitor that measures current with a typical accuracy of ±0.5% of reading.

Product Features and Performance

Measures current with 0.5% typical accuracy

Wide 2.7V to 36V supply voltage range

High-side current sensing

Low 5 μA maximum quiescent current

Fast response time of 5 μs (typical)

Rail-to-rail output voltage

Reverse-polarity protection

Thermal shutdown protection

Product Advantages

Accurate current monitoring

Wide operating voltage range

Low power consumption

Fast response time

Protection features

Key Technical Parameters

Supply Voltage: 2.7V to 36V

Sensing Method: High-Side

Accuracy: ±0.5%

Quiescent Current: 5 μA (max)

Response Time: 5 μs (typical)

Operating Temperature: -40°C to 125°C

Quality and Safety Features

RoHS3 compliant

Thermal shutdown protection

Compatibility

Suitable for a wide range of applications that require accurate high-side current monitoring

Application Areas

Power management

Motor control

Battery charging and monitoring

Industrial and instrumentation equipment

Product Lifecycle

This product is currently in production and available for purchase.

There are no immediate plans for discontinuation or replacement.

Key Reasons to Choose This Product

Accurate current monitoring with 0.5% typical accuracy

Wide operating voltage range from 2.7V to 36V

Low power consumption with 5 μA maximum quiescent current

Fast response time of 5 μs (typical)

Protective features like reverse-polarity and thermal shutdown

Suitable for a wide range of current monitoring applications