INA166UA/2K5 The Texas Instruments INA166UA/2K5 is a low-noise, low-distortion instrumentation amplifier. It offers a fixed gain of 2000 and is ideal for amplifying low-level signals.
Mfr Part #:

INA166UA/2K5

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments INA166UA/2K5 is a low-noise, low-distortion instrumentation amplifier. It offers a fixed gain of 2000 and is ideal for amplifying low-level signals.
✓ Total Stock: 15,487 pcs
$ Price Range: $1.17

INA166UA/2K5 Available from 2 distributors

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14,314 pcs
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INA166UA/2K5 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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INA166UA/2K5 Description

Short technical summary and product information.

The INA166UA/2K5 from Texas Instruments is a monolithic instrumentation amplifier designed for high-precision signal conditioning. It features exceptionally low noise at 1.3nV/√Hz at 1kHz and low total harmonic distortion plus noise (THD+N) of 0.09% at 1kHz, making it suitable for sensitive audio and sensor applications.

 

With a fixed voltage gain of 2000, the INA166UA/2K5 provides a wide bandwidth of 450kHz at minimum gain and a high Common Mode Rejection Ratio (CMRR) exceeding 100dB. It operates over a wide supply voltage range and is available in a 14-lead SOIC surface-mount package.

 

This instrumentation amplifier is well-suited for applications such as moving-coil transducer amplifiers, differential receivers, bridge transducer amplifiers, and microphone or hydrophone preamplifiers where low-level signal integrity is critical.

INA166UA/2K5 Quick Information

Product Type: Instrumentation Amplifier
Canonical Name: INA166 Low-Noise, Low-Distortion Instrumentation Amplifier

INA166UA/2K5 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

INA166UA/2K5 Estimated Pricing

Qty Low High
1+ $1.17 $1.17

Estimated market price range - modelled values for guidance only, not live distributor offers.

INA166UA/2K5 Features

  • Very low noise at 1.3nV/√Hz.
  • Low distortion at 0.09% THD+N.
  • Fixed voltage gain of 2000.
  • Wide bandwidth of 450kHz.
  • High CMRR exceeding 100dB.

INA166UA/2K5 Applications

  • Moving-coil transducer amplifiers.
  • Differential receivers.
  • Bridge transducer amplifiers.
  • Microphone preamplifiers.
  • Hydrophone preamplifiers.

INA166UA/2K5 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the INA166UA/2K5?

9V to 36V.

What package does the INA166UA/2K5 come in?

14-lead SOIC (SO-14) surface-mount package.

What is the operating temperature range?

-55°C to 125°C.

What is the noise level of the INA166UA/2K5?

1.3 nV/√Hz typical at 1kHz.

What is the gain of the INA166UA/2K5?

Fixed gain of 2000 V/V.

What is the CMRR?

100 dB minimum.

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