OP275GS

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OP275GS

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Specifications

Attribute Value
Package Tube,Tube
ProductStatus Obsolete
AmplifierType Audio
NumberofCircuits 2
SlewRate 22V/µs
GainBandwidthProduct 9 MHz
Current-InputBias 100 nA
Voltage-InputOffset 1 mV
Current-Supply 4mA
Current-Output/Channel 90 mA
Voltage-SupplySpan(Min) 9 V
Voltage-SupplySpan(Max) 44 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Overview

Description

The OP275GS is a high-performance operational amplifier (op-amp) known for its low noise and low distortion characteristics. It's designed for audio applications, featuring a dual-channel configuration that provides excellent audio fidelity. The OP275GS combines the precision of bipolar input transistors with the low noise of JFET input stages, making it ideal for use in demanding audio signal processing tasks such as preamplifiers, mixers, and equalizers.
One of the standout features of the OP275GS is its ability to deliver low harmonic distortion and a high slew rate, which ensures superior sound quality by minimizing signal degradation. It operates over a wide voltage range, enhancing its versatility in various circuit designs. The device also includes features like short-circuit protection and thermal shutdown, ensuring reliability and longevity.
Overall, the OP275GS is appreciated in the audio electronics industry for its balance of performance, stability, and ease of use, making it a preferred choice for engineers and designers focusing on high-quality audio applications.

Equivalent

The OP275GS is a dual operational amplifier known for its low noise and high-performance audio applications. Equivalent products to consider include:
1. NE5532 - A popular dual op-amp with low noise levels suitable for audio applications.
2. LM4562 - Offers high audio quality with low distortion and noise.
3. OPA2134 - Known for low noise and distortion, well-suited for audio applications.
4. AD823 - A reliable dual op-amp with good audio performance.
Always verify each option's specifications to ensure compatibility with your specific application.

Features

The OP275GS is an operational amplifier known for its low distortion and low noise characteristics. Key features include:
1. Low Distortion: It offers a low total harmonic distortion (THD) of 0.0008%, making it suitable for high-fidelity audio applications.
2. Low Noise: With a low noise figure of 6 nV/√Hz, it is ideal for applications where maintaining a low noise floor is critical.
3. Wide Bandwidth: The OP275GS provides a wide bandwidth of 9 MHz, allowing it to handle high-speed signals efficiently.
4. High Slew Rate: It features a slew rate of 22 V/µs, enabling rapid signal transitions without distortion.
5. Dual Amplifier: This component contains two independent amplifiers, offering flexibility in circuit design.
6. Wide Supply Range: It operates over a wide supply voltage range of ±4 V to ±22 V or 8 V to 44 V total.
7. Unity-Gain Stability: The amplifier is stable for unity gain configurations, which is beneficial for voltage follower applications.
8. High Output Drive: It can drive a wide range of loads, including low impedance loads.
These features make the OP275GS suitable for audio, instrumentation, and other precision amplification applications.

Pinout

The OP275GS is an operational amplifier produced by Analog Devices. It comes in an 8-pin layout, typical for dual operational amplifiers. Here’s a concise overview of its pin configuration and functions:
1. Pin 1 (Offset Null 1): Used to adjust the offset voltage of the first operational amplifier.
2. Pin 2 (Inverting Input 1): The inverting input for the first op-amp.
3. Pin 3 (Non-Inverting Input 1): The non-inverting input for the first op-amp.
4. Pin 4 (V- or GND): The negative supply voltage or ground.
5. Pin 5 (Non-Inverting Input 2): The non-inverting input for the second op-amp.
6. Pin 6 (Inverting Input 2): The inverting input for the second op-amp.
7. Pin 7 (Output 2): The output of the second op-amp.
8. Pin 8 (V+ or VCC): The positive supply voltage.
The OP275GS is known for its low distortion, low noise, and high output drive capability, making it suitable for audio applications and signal processing.

Manufacturer

The OP275GS is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and production of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. These components are used in various electronics applications, including industrial, automotive, communications, healthcare, and consumer electronics. Analog Devices is known for its innovation and high-performance products, often serving the needs of engineers and product designers in developing advanced electronic systems.

Application

The OP275GS is a precision operational amplifier commonly used in audio applications due to its low noise and distortion characteristics. Key application areas include:
1. Audio Signal Processing: Ideal for high-fidelity audio systems, mixers, and equalizers.
2. Instrumentation: Employed in precision measurement devices due to its accuracy.
3. Active Filters: Utilized in designing low-pass, high-pass, and band-pass filters.
4. Data Acquisition Systems: Used in systems requiring stable and accurate signal amplification.
5. Medical Equipment: Suitable for use in sensitive medical instrumentation requiring low noise.
Its high performance makes it suitable for any application where high precision and reliability are critical.

Package

The OP275GS is an operational amplifier from Analog Devices. It comes in an SOIC-8 (Small Outline Integrated Circuit) package, which is a surface-mount package with 8 pins.