MAX765EPA+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX765EPA+ is a voltage regulator IC that provides a regulated output voltage for various electronic devices. It is commonly used in power supply applications.

Characteristics: - Input Voltage Range: 4V to 16V - Output Voltage Range: 1.25V to 13.2V - Maximum Output Current: 500mA - Low Dropout Voltage: 120mV at 100mA - Low Quiescent Current: 80µA - Adjustable Output Voltage - Thermal Shutdown Protection

Package: The MAX765EPA+ is available in an 8-pin DIP (Dual Inline Package) or SOIC (Small Outline Integrated Circuit) package.

Essence: This voltage regulator IC ensures a stable and reliable power supply by regulating the input voltage to a desired output voltage level.

Packaging/Quantity: The MAX765EPA+ is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4V to 16V
• Output Voltage Range: 1.25V to 13.2V
• Output Current: Up to 500mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 80µA
• Operating Temperature Range: -40°C to +85°C
• Package Type: 8-pin DIP or SOIC

Pin Configuration

The MAX765EPA+ has the following pin configuration:

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| | --| Vout | --| Vin | --| GND | --| Adj | --| FB | --| NC | --| NC | |___________| ```

Functional Features

1. Voltage Regulation: The MAX765EPA+ provides a regulated output voltage, ensuring a stable power supply for electronic devices.
2. Adjustable Output Voltage: The output voltage can be adjusted using the "Adj" pin, allowing flexibility in meeting specific voltage requirements.
3. Low Dropout Voltage: With a low dropout voltage of 120mV at 100mA, the IC minimizes power loss and improves efficiency.
4. Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Adjustable output voltage provides versatility for different applications. - Low dropout voltage reduces power dissipation and improves efficiency. - Thermal shutdown protection ensures safe operation under high temperature conditions.

Disadvantages: - Limited maximum output current of 500mA may not be sufficient for high-power applications. - Requires external components (such as capacitors) for proper operation.

Working Principles

The MAX765EPA+ operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. This is achieved by regulating the current flow through the pass transistor, which controls the output voltage level.

Detailed Application Field Plans

The MAX765EPA+ finds applications in various fields, including: 1. Consumer Electronics: Power supply circuits for portable devices, such as smartphones, tablets, and digital cameras. 2. Industrial Equipment: Voltage regulation for control systems, motor drives, and instrumentation devices. 3. Automotive Electronics: Power management for automotive infotainment systems, lighting modules, and sensors. 4. Telecommunications: Voltage regulation in communication equipment, routers, and network switches.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator IC with similar specifications and pin configuration.
2. LT1083: High-current, adjustable linear regulator IC suitable for demanding applications.
3. LM7805: Fixed-output voltage regulator IC providing a stable 5V output.

These alternative models offer similar functionality to the MAX765EPA+ and can be considered as substitutes based on specific requirements.

In conclusion, the MAX765EPA+ is an integrated circuit voltage regulator that provides a regulated output voltage for various electronic devices. Its adjustable output voltage, low dropout voltage, and thermal shutdown protection make it suitable for a wide range of applications in consumer electronics, industrial equipment, automotive electronics, and telecommunications.