MAX4488AUT+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: Low-power, rail-to-rail output, single-supply operation
• Package: SOT23-6
• Essence: Operational amplifier
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Input Offset Voltage: ±1mV (max)
• Gain Bandwidth Product: 1MHz (typ)
• Input Bias Current: 1pA (typ)
• Output Current: 20mA (max)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX4488AUT+T has a total of 6 pins arranged as follows:

```

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| | --| IN- OUT |-- Pin 1: IN- --| IN+ VCC |-- Pin 2: IN+ --| GND NC |-- Pin 3: GND --| NC OUT |-- Pin 4: OUT --| VCC IN- |-- Pin 5: VCC --| OUT IN+ |-- Pin 6: NC |___________| ```

Functional Features

• Rail-to-rail output swing
• Low input offset voltage
• Low quiescent current
• Single-supply operation
• Wide supply voltage range
• Unity-gain stable
• ESD protection on all pins

Advantages and Disadvantages

Advantages: - Rail-to-rail output allows for maximum signal swing - Low input offset voltage ensures accurate amplification - Low quiescent current reduces power consumption - Single-supply operation simplifies circuit design - Wide supply voltage range provides flexibility - ESD protection safeguards against electrostatic discharge

Disadvantages: - Limited output current may restrict certain applications - SOT23-6 package may be challenging for hand soldering

Working Principles

The MAX4488AUT+T is an 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 provide maximum signal amplitude without distortion.

The input offset voltage of the MAX4488AUT+T is very low, ensuring accurate amplification of small signals. The low quiescent current helps minimize power consumption, making it ideal for portable and low-power devices.

The amplifier is unity-gain stable, meaning it can be used in various feedback configurations without stability issues. Additionally, all pins of the MAX4488AUT+T are protected against electrostatic discharge (ESD), enhancing its robustness in real-world applications.

Detailed Application Field Plans

The MAX4488AUT+T can be used in a wide range of applications, including but not limited to:

1. Portable audio devices: The low-power operation and rail-to-rail output swing make it suitable for headphone amplifiers and portable speakers.
2. Sensor signal conditioning: The low input offset voltage and wide supply voltage range enable accurate amplification of sensor signals in industrial and automotive applications.
3. Battery-powered instrumentation: The single-supply operation and low quiescent current make it ideal for handheld measurement devices and data loggers.
4. Active filters: The unity-gain stability and wide supply voltage range allow the MAX4488AUT+T to be used in active filter circuits for signal processing.

Detailed and Complete Alternative Models

1. MAX44246: Similar characteristics and package as MAX4488AUT+T, but with higher gain bandwidth product (4MHz).
2. MAX4239: Rail-to-rail output, low-power amplifier with a different package (SOT23-5) and lower input offset voltage.
3. MCP6001: Low-power, rail-to-rail output amplifier with a different package (SOT23-5) and lower supply voltage range (1.8V to 6V).

These alternative models offer similar functionality and can be considered based on specific application requirements.

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