MAX4465EXK+TG075

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High gain, low noise, small package size
• Package: MAX4465EXK+TG075 is available in a small SOT23-5 package.
• Essence: The MAX4465EXK+TG075 is a high-performance audio amplifier designed for applications requiring low noise and high gain. It is commonly used in audio systems, portable devices, and communication equipment.
• Packaging/Quantity: The MAX4465EXK+TG075 is typically sold in reels of 3000 units.

Specifications

• Supply Voltage: 2.4V to 5.5V
• Input Bias Current: 1pA (typical)
• Gain Bandwidth Product: 15MHz (typical)
• Total Harmonic Distortion + Noise: 0.01% (typical)
• Shutdown Current: 0.01μA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX4465EXK+TG075 has the following pin configuration:

```

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| | --| VDD OUT |-- Pin 1: VDD (Power Supply) --| GND IN- |-- Pin 2: GND (Ground) --| SHDN IN+ |-- Pin 3: IN+ (Non-Inverting Input) --| NC GND |-- Pin 4: IN- (Inverting Input) --| OUT NC |-- Pin 5: OUT (Output) |___________| ```

Functional Features

• High gain audio amplifier with low noise
• Wide supply voltage range for flexibility in various applications
• Shutdown mode for power-saving when not in use
• Small package size allows for space-constrained designs

Advantages and Disadvantages

Advantages: - High gain and low noise performance - Wide supply voltage range enables versatile applications - Shutdown mode helps conserve power - Compact package size facilitates compact designs

Disadvantages: - Limited output power compared to larger audio amplifiers - Sensitive to external noise due to high gain

Working Principles

The MAX4465EXK+TG075 is a voltage-feedback amplifier that operates in the audio frequency range. It amplifies the input audio signal while maintaining low noise levels. The amplifier's gain can be adjusted using external resistors connected to the IN+ and IN- pins.

When powered on, the amplifier amplifies the input audio signal and provides an amplified output at the OUT pin. The gain and bandwidth of the amplifier are optimized for audio applications, ensuring accurate reproduction of the input signal.

Detailed Application Field Plans

The MAX4465EXK+TG075 is commonly used in the following applications:

1. Audio Systems: The amplifier can be used in audio receivers, speakers, and headphones to amplify the audio signals with high fidelity and low noise.
2. Portable Devices: It is suitable for portable audio players, smartphones, and tablets, where space and power efficiency are crucial.
3. Communication Equipment: The amplifier finds application in telecommunication devices, such as two-way radios and intercom systems, to enhance audio signals during communication.

Detailed and Complete Alternative Models

1. MAX4466EXK+TG075: Similar to MAX4465EXK+TG075 but with higher gain and wider bandwidth.
2. LM386N-4/NOPB: Low voltage audio power amplifier with adjustable gain and low distortion.
3. TPA3110D2PWP: Stereo Class-D audio amplifier with high efficiency and integrated volume control.

These alternative models offer similar functionality and can be considered as alternatives to the MAX4465EXK+TG075 based on specific requirements and design constraints.

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