• OPA277U SOIC-8
OPA277U SOIC-8

OPA277U

Op Amp Single Precision Amplifier ±18V/36V 8-Pin SOIC Tube

Inventory:4,585

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  • Part Number : OPA277U

  • Package/Case : SOIC-8

  • Brands : Texas Instruments

  • Components Categories : Instrumentation, OP Amps, Buffer Amps

  • Datesheet : OPA277U DataSheet (PDF)

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Overview of OPA277U

The OPA277U is a precision operational amplifier (op-amp) with ultra-low offset voltage and drift, high common-mode rejection ratio (CMRR), and low noise, making it ideal for precision analog signal processing applications. It offers excellent performance in terms of accuracy and stability.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • V+: Non-inverting input
  • V-: Inverting input
  • VCC+: Positive power supply
  • VCC-: Negative power supply

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the OPA277U op-amp for a visual representation.

Key Features

  • Precision Op-Amp: The OPA277U is a precision op-amp designed for high accuracy and stability in analog circuits.
  • Ultra-Low Offset Voltage and Drift: Offers ultra-low offset voltage and drift specifications for precise signal amplification.
  • High CMRR: High common-mode rejection ratio ensures effective rejection of common-mode noise in differential signal applications.
  • Low Noise: The op-amp provides low noise operation, suitable for applications requiring minimal signal distortion.
  • Wide Operating Voltage Range: Operates within a wide voltage range, accommodating various analog signal processing needs.

Note: For detailed technical specifications, please refer to the OPA277U datasheet.

Application

  • Precision Signal Processing: Ideal for applications requiring high precision amplification and filtering of analog signals.
  • Instrumentation: Suitable for precision instrumentation applications where accurate signal processing is essential.
  • Data Acquisition Systems: Used in data acquisition systems for precise signal conditioning and amplification.

Functionality

The OPA277U precision op-amp is designed to provide accurate and stable amplification of analog signals with ultra-low offset voltage and noise, making it a reliable choice for precision analog applications.

Usage Guide

  • Power Supply: Connect VCC+ and VCC- to the positive and negative power supplies, respectively.
  • Signal Connections: Input the analog signal to be amplified at the non-inverting (V+) or inverting (V-) input.
  • Output: The amplified output signal is available at the OUT pin for further processing.

Frequently Asked Questions

Q: Can the OPA277U operate in single-supply configurations?
A: Yes, the OPA277U can operate in single-supply configurations with proper biasing and voltage levels, making it versatile for various applications.

Equivalent

For similar functionalities, consider these alternatives to the OPA277U:

  • OPA333: A precision op-amp with low offset voltage and drift, suitable for high-precision applications.
  • OPA1612: This op-amp offers ultra-low distortion and noise for high-fidelity audio and signal processing applications.

OPA277U

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) 36
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 4 Vos (offset voltage at 25°C) (max) (mV) 0.02
GBW (typ) (MHz) 1 Features Small Size
Slew rate (typ) (V/µs) 0.8 Rail-to-rail No
Offset drift (typ) (µV/°C) 0.1 Iq per channel (typ) (mA) 0.79
Vn at 1 kHz (typ) (nV√Hz) 8 CMRR (typ) (dB) 140
Rating Catalog Operating temperature range (°C) -40 to 85
Input bias current (max) (pA) 1000 Iout (typ) (A) 0.035
Architecture Bipolar Input common mode headroom (to negative supply) (typ) (V) 2
Input common mode headroom (to positive supply) (typ) (V) -2 Output swing headroom (to negative supply) (typ) (V) 0.5
Output swing headroom (to positive supply) (typ) (V) -1.2 THD + N at 1 kHz (typ) (%) 0.002

Warranty & Returns

Warranty, Returns, and Additional Information

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    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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