INA155U/2K5 - Texas Instruments

Manufacturer Part Number

INA155U/2K5

Manufacturer

Texas Instruments

Introduction

The INA155 is a high-precision, low-power instrumentation amplifier that provides excellent common-mode rejection and low input offset voltage.

Product Features and Performance

Rail-to-rail output

Low input offset voltage of 200 μV

Low input bias current of 1 pA

Wide supply voltage range from 2.7V to 5.5V

Low power consumption of 1.7 mA

High bandwidth of 550 kHz

High slew rate of 6.5 V/μs

Excellent common-mode rejection ratio (CMRR) of 100 dB

Product Advantages

Precise signal conditioning for instrumentation and measurement applications

Low noise and low drift for high-accuracy measurements

Wide operating temperature range of -55°C to 125°C

Small 8-SOIC package for space-constrained designs

Key Technical Parameters

Supply Voltage Range: 2.7V to 5.5V

Input Offset Voltage: 200 μV

Input Bias Current: 1 pA

Gain Bandwidth Product: 550 kHz

Slew Rate: 6.5 V/μs

Output Current: 50 mA

Quality and Safety Features

ROHS3 compliant

Qualified for automotive and industrial applications

Compatibility

The INA155 is compatible with a wide range of analog and mixed-signal circuits, including sensors, data acquisition systems, and industrial control systems.

Application Areas

Instrumentation and measurement systems

Industrial process control

Medical equipment

Test and measurement equipment

Product Lifecycle

The INA155 is an active product and is not nearing discontinuation. Replacements and upgrades are available from Texas Instruments.

Key Reasons to Choose This Product

Excellent accuracy and precision for high-performance instrumentation and measurement applications

Low power consumption and small package size for space-constrained designs

Wide operating temperature range for use in harsh environments

Robust design and compliance with industry standards for quality and safety