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OPA177GS

Name: OPA177GS
Rating: 4.7 (12 reviews)

IC OPAMP GP 1 CIRCUIT 8SOIC

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包 SOIC (D)-8
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規格

Package	Bulk,Tube
ProductStatus	Active
AmplifierType	General Purpose
NumberofCircuits	1
SlewRate	0.3V/µs
GainBandwidthProduct	600 kHz
Current-InputBias	500 pA
Voltage-InputOffset	20 µV
Current-Supply	1.3mA
Voltage-SupplySpan(Min)	6 V
Voltage-SupplySpan(Max)	36 V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The OPA177GS is a precision operational amplifier (op-amp) designed for high-performance analog applications. Manufactured by Texas Instruments, it features low offset voltage (typ. 50 µV), low bias current, and low noise characteristics, making it suitable for precision signal processing tasks. With a wide supply voltage range of ±2 V to ±18 V, the OPA177GS can operate in various applications, including data acquisition systems, instrumentation, and audio processing.
Its high open-loop gain and bandwidth enable accurate amplification of low-level signals. The device also exhibits excellent linearity and low distortion, contributing to its suitability for high-fidelity audio applications. The OPA177GS is available in a small SOIC-8 package, making it ideal for compact designs. Overall, it is a versatile op-amp suitable for applications requiring high accuracy and stability across a broad range of operating conditions.

Features

The OPA177GS is a precision op-amp from Texas Instruments designed for high-performance applications. Key features include:
1. Low Offset Voltage: Typically 50 µV, ensuring high accuracy in signal processing.
2. Low Drift: Offset voltage drift of 0.1 µV/°C, allowing stable performance over temperature variations.
3. High Open-Loop Gain: 130 dB, providing excellent linearity and gain stability.
4. Wide Supply Voltage Range: Operates from ±2 V to ±18 V, making it flexible for various applications.
5. High Input Impedance: 10^12 Ω, minimizing loading effects on signal sources.
6. Low Noise: Voltage noise density of 5 nV/√Hz, suitable for low-level signal amplification.
7. Rail-to-Rail Output: Allows the output to swing close to the supply rails, enhancing dynamic range.
8. Unity-Gain Stability: Stable performance in unity-gain configurations.
9. Low Supply Current: 1.5 mA per channel, promoting energy efficiency.
These characteristics make the OPA177GS ideal for instrumentation, data acquisition, and audio applications.

Package

The OPA177GS is packaged in a "SOT-23" (Small Outline Transistor) format, which is a surface-mount package type.

Pinout

The OPA177GS is a high-precision, low-noise operational amplifier in a surface-mount SOIC-8 package. It has 8 pins. The pin configuration and functions are as follows:
1. Offset Null - Used for offset voltage adjustment (if needed).
2. Inverting Input (−) - Input for the inverting signal.
3. Non-Inverting Input (+) - Input for the non-inverting signal.
4. V− (Negative Supply) - Connects to the negative voltage supply.
5. Output - Provides the amplified output signal.
6. V+ (Positive Supply) - Connects to the positive voltage supply.
7. NC (No Connect) - Not internally connected, can be left floating.
8. Offset Null - Another pin for offset voltage adjustment (if required).
This operational amplifier is known for its low offset voltage, low bias current, and high stability, making it suitable for precision applications.

Manufacturer

The OPA177GS is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of analog, digital signal processing, and embedded processing solutions. The company is known for its innovative technology in various sectors, including automotive, industrial, communications, and consumer electronics. Founded in 1930, TI is headquartered in Dallas, Texas, and is recognized for its extensive product portfolio, which includes operational amplifiers, microcontrollers, and integrated circuits. TI is also heavily involved in research and development, contributing to advancements in various electronic applications and systems.

Application

The OPA177GS is a precision operational amplifier used in various applications, including signal conditioning, data acquisition systems, medical instrumentation, industrial automation, and precision analog circuits. Its low offset voltage and low bias current make it suitable for automotive, portable devices, and battery-operated equipment, as well as in audio applications and active filters.

Equivalent

Equivalent products to the OPA177GS operational amplifier include the OPA227, OPA2134, and LTC2057. These alternatives generally offer similar performance characteristics such as low noise, low offset voltage, and high precision. However, always check specific datasheets for compatibility in application requirements.