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OPA129U from BB

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OPA129U

Manufacturer: BB

Ultra-Low Bias Current Difet® Operational Amplifier

Partnumber Manufacturer Quantity Availability
OPA129U BB 9 In Stock

Description and Introduction

Ultra-Low Bias Current Difet® Operational Amplifier The **OPA129U** is a high-precision, low-noise operational amplifier designed for applications requiring exceptional accuracy and stability. Manufactured by Texas Instruments, this component is widely recognized for its ultra-low input bias current, making it ideal for sensitive instrumentation, medical devices, and precision data acquisition systems.  

Featuring a JFET-input architecture, the OPA129U minimizes input current drift over temperature, ensuring reliable performance in demanding environments. Its low noise characteristics (typically 1.1 µVpp from 0.1 Hz to 10 Hz) enhance signal integrity, while a high open-loop gain supports precision amplification tasks.  

The amplifier operates over a wide supply voltage range (±4.5 V to ±18 V), offering flexibility in both single and dual-supply configurations. Additionally, its low power consumption and robust design make it suitable for battery-powered and industrial applications.  

Key applications include photodiode amplification, electrometer circuits, and high-impedance sensor interfaces, where maintaining signal fidelity is critical. Engineers favor the OPA129U for its ability to reduce errors caused by leakage currents, ensuring accurate measurements in low-level signal processing.  

With its combination of precision, low noise, and reliability, the OPA129U remains a preferred choice for high-performance analog designs.

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