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OPA991IDCKR

Single 4.5MHz Op Amp with Rail-to-Rail Input/Output

Inventory:5,450

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  • Part Number : OPA991IDCKR

  • Package/Case : SOT-SC70 (DCK)-5

  • Brands : TI

  • Components Categories : General-purpose op amps

  • Datesheet : OPA991IDCKR DataSheet (PDF)

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Overview of OPA991IDCKR

The OPA991IDCKR is a high-speed operational amplifier manufactured by Texas Instruments. It is a voltage feedback amplifier with a unity-gain bandwidth of 400 MHz and a slew rate of 2200 V/µs. The OPA991IDCKR has a wide supply voltage range from 4.5 V to 24 V and can operate over a temperature range of -40°C to 125°C.This operational amplifier is designed for a variety of high-speed applications including signal conditioning, data acquisition, and communication systems. It offers low distortion and noise, making it suitable for precision measurement applications. The OPA991IDCKR is available in a small 8-pin SC70 package, making it ideal for space-constrained designs.

Key Features

  • OPA991IDCKR is a high-speed operational amplifier with a unity gain bandwidth of 325MHz
  • This amplifier has a slew rate of 180V/μs and low input noise density of 5nV/√Hz
  • It operates over a wide temperature range of -40°C to 125°C
  • The OPA991IDCKR is available in a small, space-saving SC70 package

    • Application

  • The OPA991IDCKR, a high speed operational amplifier, is commonly used in various applications such as instrumentation, test equipment, data acquisition, and communication systems
  • Its high bandwidth, low noise, and high slew rate make it ideal for precision signal processing and amplification in these areas

    • Specifications

    The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

    Number of channels 1 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 40
    Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 2.7 Rail-to-rail In, Out
    GBW (typ) (MHz) 4.5 Slew rate (typ) (V/µs) 21
    Vos (offset voltage at 25°C) (max) (mV) 0.75 Iq per channel (typ) (mA) 0.56
    Vn at 1 kHz (typ) (nV√Hz) 10.8 Rating Catalog
    Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 0.3
    Features EMI Hardened, High Cload Drive, MUX Friendly, Shutdown, Small Size CMRR (typ) (dB) 130
    Iout (typ) (A) 0.075 Architecture CMOS
    Input common mode headroom (to negative supply) (typ) (V) -0.1 Input common mode headroom (to positive supply) (typ) (V) 0.1
    Output swing headroom (to negative supply) (typ) (V) 0.025 Output swing headroom (to positive supply) (typ) (V) -0.025

    Warranty & Returns

    Warranty, Returns, and Additional Information

    • QA & Return Policy

      Parts Quality Guarantee: 365 days

      Returns for refund: within 90 days

      Returns for Exchange: within 90 days

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