MAX872ESA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX872ESA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation capabilities
• Power management features
• Compact package size
• High efficiency
• Wide input voltage range

Package

The MAX872ESA+ is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of MAX872ESA+ lies in its ability to regulate voltage and manage power efficiently in electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 11V
• Output Voltage Range: 1.25V to 10V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 500mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX872ESA+ has the following pin configuration:

1. GND (Ground)
2. FB (Feedback)
3. EN (Enable)
4. VIN (Input Voltage)
5. VOUT (Output Voltage)

Functional Features

• Voltage regulation: The MAX872ESA+ ensures a stable output voltage regardless of variations in the input voltage.
• Power management: It efficiently manages power consumption, optimizing energy usage in electronic devices.
• Enable pin: The EN pin allows for easy on/off control of the device.
• Feedback pin: The FB pin provides feedback to maintain the desired output voltage.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for compatibility with various power sources.
• Compact package size enables integration into space-constrained designs.
• Easy on/off control with the enable pin.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV at 500mA may affect performance in low-voltage scenarios.

Working Principles

The MAX872ESA+ utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It continuously monitors the output voltage through the feedback pin and adjusts the internal circuitry accordingly to maintain a stable output voltage, even when the input voltage varies.

Detailed Application Field Plans

The MAX872ESA+ finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

1. MAX873ESA+: Similar to MAX872ESA+, but with a higher maximum output current of 1A.
2. MAX874ESA+: Offers additional features such as adjustable output voltage and thermal shutdown protection.
3. MAX875ESA+: Provides a wider input voltage range and higher efficiency compared to MAX872ESA+.

In conclusion, MAX872ESA+ is an integrated circuit used for voltage regulation and power management in electronic devices. Its compact size, wide input voltage range, and high efficiency make it suitable for various applications. However, its limited maximum output current and dropout voltage should be considered for specific use cases. Alternative models like MAX873ESA+, MAX874ESA+, and MAX875ESA+ offer different features and specifications to cater to diverse requirements.