MAX4390EUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics: High-speed, low-power, rail-to-rail output, single-supply operation
• Package: SOT23-5
• Essence: The MAX4390EUK+T is a high-speed, low-power amplifier designed for various applications requiring precision signal amplification.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage: 2.7V to 5.5V
• Input Offset Voltage: ±1mV (maximum)
• Gain Bandwidth Product: 100MHz (typical)
• Slew Rate: 200V/µs (typical)
• Quiescent Current: 1.3mA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX4390EUK+T has a total of 5 pins arranged as follows:

```

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

• IN-: Inverting Input
• OUT: Output
• IN+: Non-Inverting Input
• VCC: Supply Voltage
• GND: Ground
• NC: No Connection

Functional Features

• High-speed amplification with a gain bandwidth product of 100MHz
• Rail-to-rail output swing capability
• Single-supply operation from 2.7V to 5.5V
• Low input offset voltage for accurate signal amplification
• Low quiescent current for power efficiency

Advantages and Disadvantages

Advantages

• High-speed amplification suitable for applications requiring fast signal processing
• Rail-to-rail output swing allows for maximum utilization of the supply voltage range
• Single-supply operation simplifies circuit design and reduces component count
• Low input offset voltage ensures accurate amplification of small signals
• Low quiescent current minimizes power consumption

Disadvantages

• Limited to a maximum supply voltage of 5.5V
• May not be suitable for applications requiring high gain beyond the specified gain bandwidth product

Working Principles

The MAX4390EUK+T is a voltage feedback amplifier that utilizes a high-speed operational amplifier to amplify input signals. It operates on a single supply voltage and provides rail-to-rail output swing, allowing it to handle signals close to the supply rails. The low input offset voltage ensures accurate amplification of small signals, while the low quiescent current makes it suitable for low-power applications.

Detailed Application Field Plans

The MAX4390EUK+T can be used in various applications, including:

1. Audio Amplification: The high-speed and low-power characteristics make it suitable for audio amplifiers in portable devices.
2. Sensor Signal Conditioning: The rail-to-rail output swing and low input offset voltage make it ideal for amplifying sensor signals with high precision.
3. Communication Systems: The high gain bandwidth product and low quiescent current make it suitable for use in communication systems requiring fast signal processing and low power consumption.

Detailed and Complete Alternative Models

1. MAX4391EUK+T: Similar to MAX4390EUK+T but with a higher gain bandwidth product of 150MHz.
2. MAX4392EUK+T: Similar to MAX4390EUK+T but with a lower quiescent current of 800µA.
3. MAX4393EUK+T: Similar to MAX4390EUK+T but with a wider supply voltage range of 2.5V to 5.5V.

These alternative models provide options with different specifications to suit specific application requirements.

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