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OPA2111 from BB

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OPA2111

Manufacturer: BB

Dual Low Noise Precision Difet OPERATIONAL AMPLIFIER

Partnumber Manufacturer Quantity Availability
OPA2111 BB 19 In Stock

Description and Introduction

Dual Low Noise Precision Difet OPERATIONAL AMPLIFIER The **OPA2111** is a high-performance operational amplifier (op-amp) designed for precision applications requiring low noise, high speed, and exceptional signal fidelity. As part of Texas Instruments' Burr-Brown product line, this component is widely used in audio processing, medical instrumentation, and test equipment where accuracy and stability are critical.  

Featuring an ultra-low noise density of **1.1 nV/√Hz** and a low distortion of **-120 dB**, the OPA2111 ensures minimal signal degradation in sensitive circuits. Its high gain bandwidth product (**45 MHz**) and fast slew rate (**20 V/µs**) make it suitable for high-speed signal conditioning and filtering applications. Additionally, the op-amp operates over a wide supply voltage range (±2.25 V to ±18 V), offering flexibility in both single and dual-supply configurations.  

The OPA2111 is available in industry-standard packages, including SOIC and MSOP, ensuring easy integration into existing designs. Its robust performance, combined with low input bias current and offset voltage, makes it an ideal choice for precision analog systems. Engineers often select this op-amp for its reliability in demanding environments, where maintaining signal integrity is paramount.  

With its combination of low noise, high speed, and precision, the OPA2111 stands out as a versatile solution for advanced analog circuitry.

Application Scenarios & Design Considerations

Dual Low Noise Precision Difet OPERATIONAL AMPLIFIER

Alternative Part Number

  • LT1028 --: Ultra-low-noise precision op-amp with comparable noise and offset performance, widely used as a direct substitute for the OPA2111 in precision audio and instrumentation designs.
  • AD797 --: Very low-noise, low-distortion op-amp with similar bandwidth and supply range, suitable replacement for high-performance audio and measurement circuits.
  • OPA2107 --: Precision dual op-amp from the same vendor family with similar low-noise and low-offset characteristics, offering an easy drop-in upgrade path.

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