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MAX4477AUA+

Name: MAX4477AUA+
Rating: 4.7 (12 reviews)

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Mfr。パート #MAX4477AUA+
パッケージ
データシート
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仕様

Package	Tube
ProductStatus	Obsolete
AmplifierType	General Purpose
NumberofCircuits	2
OutputType	Push-Pull, Rail-to-Rail
SlewRate	3V/µs
GainBandwidthProduct	10 MHz
Current-InputBias	1 pA
Voltage-InputOffset	70 µV
Current-Supply	2.5mA (x2 Channels)
Current-Output/Channel	48 mA
Voltage-SupplySpan(Min)	2.7 V
Voltage-SupplySpan(Max)	5.5 V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

概要

Description

The MAX4477AUA+ is a precision operational amplifier (op-amp) designed for low power and high performance in various electronic applications. It features a low offset voltage, low noise, and a high gain-bandwidth product, making it ideal for signal conditioning, filtering, and amplification tasks in battery-powered devices. The op-amp operates from a single supply voltage, ranging from 2.5V to 5.5V, allowing for versatile integration in portable applications.
Key specifications include a typical input offset voltage of 50µV, a slew rate of 0.3V/µs, and a gain-bandwidth product of 1.5MHz. The device also boasts rail-to-rail output swing capability, enabling it to output voltages close to the supply rails. Its small size in a 8-pin SOIC package contributes to space-saving designs. The MAX4477AUA+ is suitable for applications like automotive sensors, battery management systems, and medical devices, where precision and low power consumption are critical.

Features

The MAX4477AUA+ is a low-power, precision, single operational amplifier designed for various applications. Key features include:
1. Low Offset Voltage: Typically 0.5 mV, ensuring high accuracy in amplification.
2. Rail-to-Rail Output: Allows the output to swing close to the supply rails, maximizing signal range.
3. Wide Supply Voltage Range: Operates from a single supply of 2.7V to 6V or dual supplies from ±1.35V to ±3V.
4. Low Power Consumption: Consumes only 80 µA per amplifier, suitable for battery-powered applications.
5. High Gain-Bandwidth Product: 1 MHz, enabling operational efficiency in various frequency applications.
6. Low Noise: Input voltage noise density is 20 nV/√Hz, minimizing signal interference.
7. Temperature Range: Operates from -40°C to +125°C, making it suitable for automotive and industrial environments.
8. SOT23-5 Package: Compact size, ideal for space-constrained designs.
These features make the MAX4477AUA+ suitable for signal conditioning, filtering, and other precision applications.

Package

The MAX4477AUA+ is packaged in a 5-pin SOT-23 (Surface Mount Technology) package. This compact size is suitable for space-constrained applications in electronics.

Pinout

The MAX4477AUA+ is an operational amplifier (op-amp) housed in a 5-lead SOT23 package. It has a total of 5 pins.
Here’s a brief overview of the pin functions:
1. Pin 1 (OUT) - Output of the op-amp.
2. Pin 2 (–IN) - Inverting input for differential signal processing.
3. Pin 3 (V–) - Negative power supply voltage (usually connected to ground).
4. Pin 4 (V+) - Positive power supply voltage.
5. Pin 5 (+IN) - Non-inverting input for differential signal processing.
The MAX4477AUA+ is known for its low noise and low power consumption, making it suitable for various applications such as audio signal processing, sensor signal conditioning, and other general-purpose amplification tasks.

Manufacturer

The MAX4477AUA+ is manufactured by Maxim Integrated, which is now a part of Analog Devices, Inc. Founded in 1983, Maxim Integrated specializes in the design and production of analog and mixed-signal integrated circuits. The company focuses on providing high-performance semiconductor solutions across various applications, including automotive, industrial, communications, and consumer electronics. Their products include amplifiers, voltage regulators, interface devices, and more. After being acquired by Analog Devices in 2021, Maxim Integrated's expertise and product portfolio have further strengthened Analog Devices' position in the semiconductor market.

Application

The MAX4477AUA+ is a low power, high precision operational amplifier suitable for applications such as battery-powered devices, signal conditioning, sensor interfacing, audio processing, medical instrumentation, and data acquisition systems. Its low offset voltage and high input impedance make it ideal for high-accuracy applications, including transducer amplification and active filters.

Equivalent

Equivalent products to the MAX4477AUA+ include the MCP6002, OPA2134, and TLV2462. These are low-noise, precision operational amplifiers with similar specifications, suitable for similar applications in signal amplification and processing. Always check specific parameters like bandwidth, supply voltage, and noise characteristics for compatibility.