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AD8628WARZ

Name: AD8628WARZ
Rating: 4.7 (12 reviews)

Precision Amplifiers Single, Zero drift, RRIO, 5V OpAmp

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資料表 AD8628WARZ DataSheet
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Standard Pack Qty	1000
Packaging	Reel

概述

Description

The AD8628WARZ is a precision, low-noise operational amplifier from Analog Devices, designed for high-performance applications. It features a low offset voltage, low bias current, and a wide bandwidth, making it suitable for amplifying low-level signals in applications such as sensor interfacing, data acquisition, and audio equipment.
Key specifications include a low offset voltage of 50 µV (max), low input bias current of 1 pA, and a gain bandwidth product of 10 MHz. The amplifier operates from a dual supply voltage range of ±2.5V to ±5V, offering flexibility in design. Its rail-to-rail output allows it to drive loads near the supply rails, enhancing its application versatility.
With a high slew rate and low distortion, the AD8628WARZ is ideal for high-accuracy instrumentation and signal conditioning tasks. Its small footprint and ease of integration make it a popular choice among engineers in both industrial and consumer electronics.

Features

The AD8628WARZ is a precision, low-noise, single-supply operational amplifier (op-amp) from Analog Devices. Key features include:
1. Low Noise: Input voltage noise of 8 nV/√Hz at 1 kHz, ideal for sensitive applications.
2. Low Offset Voltage: Typically 50 µV, ensuring precise signal amplification.
3. Wide Supply Voltage Range: Operates from a single supply of 2.7 V to 12 V or dual supplies of ±1.35 V to ±6 V.
4. High Slew Rate: 0.3 V/µs, enabling fast signal response.
5. Rail-to-Rail Output: Provides output voltage swing that extends to the supply rails.
6. Low Power Consumption: Quiescent current of only 90 µA per amplifier, suitable for battery-operated devices.
7. Wide Bandwidth: Gain bandwidth product of 1.6 MHz, suitable for various applications.
8. Excellent CMRR and PSRR: High common-mode rejection ratio and power supply rejection ratio enhance performance in noisy environments.
These features make the AD8628WARZ suitable for high-performance applications in instrumentation, audio, and signal processing.

Package

The AD8628WARZ is packaged in a small-outline IC (SOIC) format, specifically a 8-lead SOIC (SOIC-8). This package type provides a compact solution for integrating the operational amplifier into various electronic applications.

Pinout

The AD8628WARZ is an operational amplifier with a total of 8 pins in a standard 8-lead SOIC package. Its pin configuration is as follows:
1. Offset Null: For offset voltage adjustment.
2. Inverting Input (–): The input for the negative side of the differential signal.
3. Non-Inverting Input (+): The input for the positive side of the differential signal.
4. V-: Negative power supply connection.
5. Output: The output signal of the amplifier.
6. V+: Positive power supply connection.
7. NC (No Connect): Not internally connected, can be left unconnected.
8. NC (No Connect): Not internally connected, can be left unconnected.
The AD8628 is known for its low offset voltage, high precision, and low noise characteristics, making it suitable for precision applications.

Manufacturer

The AD8628WARZ is manufactured by Analog Devices, Inc. (ADI), a global leader in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices serves a wide range of industries including telecommunications, automotive, healthcare, and industrial automation. The company focuses on designing and manufacturing innovative solutions that enable precise signal processing and accurate data conversion. Their products are widely used in applications such as instrumentation, audio, and control systems, emphasizing high performance and reliability.

Application

The AD8628WARZ is a precision op-amp known for low noise and offset voltage, making it suitable for various applications, including:
1. Data acquisition systems
2. Instrumentation amplifiers
3. Signal conditioning
4. Medical instrumentation
5. Active filters
6. Transducer interface circuits
7. Audio processing
8. Battery-powered devices
Its versatility and high performance in varying conditions make it ideal for precise analog signal processing tasks.

Equivalent

The AD8628WARZ is a precision low-noise operational amplifier. Equivalent products include:
1. OPA2134 - Texas Instruments
2. LT1007 - Analog Devices
3. LMP7721 - Texas Instruments
4. OPA227 - Texas Instruments
5. MCP602 - Microchip
These alternatives may have slightly different specifications, so it's essential to verify parameters like bandwidth, power supply, and noise performance for specific applications.