MAX551AEUB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: Low-power, rail-to-rail output, single-supply operation
• Package: µMAX® (SOT23-5)
• Essence: High-performance operational amplifier
• Packaging/Quantity: Tape and Reel (3000 pieces per reel)

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: ±1mV (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.6V/µs (typical)
• Quiescent Current: 50µA (typical)
• Output Current: 20mA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX551AEUB has a total of 5 pins arranged as follows:

```

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| | --| IN- OUT |-- --| IN+ VCC |-- --| GND NC |-- |___________| ```

1. IN-: Inverting input
2. OUT: Output
3. IN+: Non-inverting input
4. VCC: Positive supply voltage
5. GND: Ground
6. NC: No connection

Functional Features

• Rail-to-rail output swing
• Low input offset voltage
• Low quiescent current
• Wide supply voltage range
• Unity-gain stable
• Short-circuit protection

Advantages and Disadvantages

Advantages: - Wide operating temperature range - Low power consumption - Small package size - High output current capability

Disadvantages: - Limited gain bandwidth product - Relatively high input offset voltage

Working Principles

The MAX551AEUB is a high-performance operational amplifier designed for low-power applications. It operates from a single supply voltage ranging from 2.7V to 5.5V, making it suitable for battery-powered devices. The rail-to-rail output swing allows the amplifier to drive signals close to the supply rails.

The amplifier has a low input offset voltage, which minimizes errors in precision applications. It also features a low quiescent current, ensuring efficient power usage. The unity-gain stability and short-circuit protection further enhance its reliability.

Detailed Application Field Plans

The MAX551AEUB is commonly used in various applications, including:

1. Portable audio devices
2. Sensor signal conditioning
3. Battery-powered instrumentation
4. Active filters
5. Data acquisition systems

Its low-power consumption, small package size, and wide supply voltage range make it ideal for portable and battery-operated devices. The rail-to-rail output swing enables accurate signal amplification in sensor signal conditioning and data acquisition systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MAX551AEUB include:

1. MCP6001 - Microchip Technology Inc.
2. TS912 - STMicroelectronics
3. TLV2462 - Texas Instruments
4. LT1490 - Analog Devices Inc.
5. AD8601 - Analog Devices Inc.

These alternatives provide options with different specifications and performance characteristics, allowing designers to choose the most suitable amplifier for their specific application requirements.

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