MAX764EPA+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High-efficiency, low-dropout voltage regulator
• Package: 8-pin PDIP (Plastic Dual In-line Package)
• Essence: Provides a regulated output voltage with minimal power dissipation
• Packaging/Quantity: Available in tubes or tape and reel packaging, quantity depends on supplier

Specifications

• Input Voltage Range: 4.5V to 16V
• Output Voltage Range: 2.5V to 12.6V
• Output Current: Up to 500mA
• Dropout Voltage: Typically 120mV at 100mA load
• Quiescent Current: Typically 1.5mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX764EPA+ has the following pin configuration:

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| | --| VOUT | --| VIN | --| GND | --| SHDN | --| FB | --| COMP | --| VREF | |___________| ```

Functional Features

• High Efficiency: The MAX764EPA+ utilizes a low-dropout architecture, ensuring efficient power conversion.
• Low Dropout Voltage: With a typical dropout voltage of 120mV at 100mA load, it minimizes power dissipation.
• Shutdown Mode: The SHDN pin allows for easy shutdown and power conservation when not in use.
• Internal Compensation: The integrated compensation circuitry simplifies external component requirements.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Low dropout voltage minimizes power dissipation. - Shutdown mode enables power conservation when not in use. - Internal compensation simplifies external component requirements.

Disadvantages: - Limited output current capacity (up to 500mA). - Input voltage range is restricted to 4.5V to 16V.

Working Principles

The MAX764EPA+ is a voltage regulator that maintains a stable output voltage regardless of input voltage fluctuations. It achieves this by utilizing an internal feedback loop that compares the output voltage with a reference voltage (VREF). The regulator adjusts its internal circuitry to maintain the desired output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The MAX764EPA+ finds applications in various fields, including but not limited to:

1. Portable Electronics: Provides regulated power supply for battery-powered devices such as smartphones, tablets, and portable media players.
2. Industrial Automation: Used in control systems, sensors, and actuators to ensure stable power supply.
3. Automotive Electronics: Suitable for powering automotive modules, infotainment systems, and lighting applications.
4. Telecommunications: Enables reliable power delivery in networking equipment, routers, and communication devices.
5. Medical Devices: Used in medical instruments, patient monitoring systems, and diagnostic equipment.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with a wide input voltage range and high output current capability.
2. LT1083: Offers low dropout voltage and high output current, suitable for demanding applications.
3. LM1117: Fixed-output voltage regulator with low dropout voltage and thermal shutdown protection.
4. L78xx: Series of fixed-output voltage regulators available in various voltage options.

These alternative models provide similar functionality to the MAX764EPA+ and can be considered based on specific application requirements.

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