Texas Instruments

INA125UA  

OP Amps, Buffer Amps ICs

INA125UA Description

The INA125UA from Texas Instruments is a high-precision instrumentation amplifier designed for demanding signal conditioning applications. Packaged in a 16-SOIC surface-mount form factor, this single-circuit IC operates over a wide supply voltage range (2.7V to 36V), making it versatile for both low-power and industrial systems. With an ultra-low input bias current (10 nA) and minimal input offset voltage (50 µV), it ensures accurate amplification of small differential signals in noisy environments. Its 150 kHz bandwidth and 0.2V/µs slew rate balance speed and precision, while the 460µA supply current enhances energy efficiency.

INA125UA Features

• Low Power Consumption: Only 460µA supply current, ideal for battery-operated devices.
• High Accuracy: 50 µV offset voltage and 10 nA bias current for precise signal amplification.
• Wide Supply Range: 2.7V to 36V operation supports diverse power configurations.
• Robust Output: 12 mA output current drives external loads without additional buffering.
• REACH & RoHS Compliant: Meets environmental and safety standards for global use.
• Integrated Design: Combines instrumentation amplifier functionality with a 150 kHz bandwidth, reducing external component count.

INA125UA Applications

The INA125UA excels in applications requiring high-precision signal conditioning, such as:

• Medical Instrumentation: ECG amplifiers, patient monitoring systems.
• Industrial Sensors: Bridge amplifiers for strain gauges, pressure transducers.
• Automotive Systems: Sensor interfaces for torque, pressure, or temperature measurement.
• Portable Devices: Low-power data acquisition systems and battery-powered instrumentation.
• Test & Measurement Equipment: Precision signal amplification in oscilloscopes or multimeters.

Conclusion of INA125UA

The INA125UA stands out as a high-performance instrumentation amplifier with low power, high accuracy, and broad supply flexibility. Its small footprint, integrated design, and compliance with environmental standards make it a preferred choice for engineers in medical, industrial, and automotive sectors. Whether amplifying，INA125UA reliable performance design simplicity, reducing development time and cost.

INA125UA Documents

Download datasheets and manufacturer documentation for INA125UA

Datasheets :

INA125      

HTML Datasheet :

INA125      

PCN Design/Specification :

Design 25/Feb/2022