MAX772ESA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power, Step-up DC-DC Converter
• Package: SOIC-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 11V
• Output Voltage Range: 3.3V to 5V
• Switching Frequency: 1.2MHz
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX772ESA+T has a total of 8 pins arranged as follows:

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| | --| VOUT |-- --| GND |-- --| SW |-- --| FB |-- --| EN |-- --| VIN |-- |___________| ```

Functional Features

• High efficiency step-up DC-DC converter
• Low quiescent current for power-sensitive applications
• Wide input voltage range for versatile usage
• Adjustable output voltage through feedback pin
• Enable pin for easy on/off control
• Thermal shutdown and overcurrent protection for enhanced safety

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows compatibility with various power sources - Adjustable output voltage provides flexibility in different applications - Enable pin simplifies power control - Thermal shutdown and overcurrent protection ensure device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The MAX772ESA+T is a step-up DC-DC converter that efficiently boosts the input voltage to a higher output voltage. It utilizes a switching regulator topology to achieve high efficiency. The device operates by rapidly switching an internal power transistor on and off, controlling the energy transfer from the input to the output. This switching action allows for efficient voltage conversion while minimizing power losses.

Detailed Application Field Plans

The MAX772ESA+T finds applications in various fields, including but not limited to:

1. Battery-powered devices: Provides regulated voltage for portable electronics such as smartphones, tablets, and wearables.
2. IoT devices: Enables efficient power management for connected devices in smart homes, industrial automation, and healthcare.
3. Automotive electronics: Used in automotive systems like infotainment, lighting, and sensors, where stable power supply is crucial.
4. Industrial equipment: Supports power management in control systems, motor drives, and instrumentation devices.
5. Communication systems: Suitable for wireless routers, access points, and other network infrastructure equipment.

Detailed and Complete Alternative Models

1. MAX773ESA+T: Similar to MAX772ESA+T with a higher maximum output current of 1A.
2. MAX771ESA+T: Step-up DC-DC converter with fixed output voltage options.
3. MAX17503GTL+: Integrated step-up/down DC-DC converter with adjustable output voltage range.
4. MAX8569BETE+: High-efficiency step-up DC-DC converter with integrated power switch.

These alternative models offer different specifications and features to cater to specific application requirements.

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