MP28251GD-Z

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, low power consumption
• Package: SOP-8
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 6V
• Maximum Output Current: 2A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SS: Soft-start pin
6. PG: Power Good pin
7. SW: Switching node pin
8. VOUT: Output voltage pin

Functional Features

• Wide input voltage range for versatile applications
• High efficiency conversion for reduced power loss
• Built-in protection features like overcurrent and thermal shutdown
• Adjustable output voltage through external resistors
• Soft-start function for controlled startup
• Power Good signal for system monitoring

Advantages and Disadvantages

Advantages

• Compact size allows for space-saving designs
• High efficiency results in lower power consumption
• Wide input voltage range accommodates various power sources
• Built-in protection features enhance system reliability
• Adjustable output voltage provides flexibility in design

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Operating temperature range may restrict usage in extreme environments

Working Principles

The MP28251GD-Z is a voltage regulator IC that utilizes a switching regulator topology. It converts the input voltage to a regulated output voltage with high efficiency. The IC employs a control loop that adjusts the duty cycle of an internal switch to maintain the desired output voltage. This switching action allows for efficient power conversion while minimizing power loss.

Detailed Application Field Plans

The MP28251GD-Z is commonly used in various applications, including:

1. Portable electronic devices: Provides regulated power supply for smartphones, tablets, and portable media players.
2. Industrial equipment: Suitable for powering sensors, actuators, and control circuits in industrial automation systems.
3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other vehicle electronics.
4. Home appliances: Enables efficient power management in household appliances such as smart TVs, refrigerators, and air conditioners.

Detailed and Complete Alternative Models

• MP28252GD-Z: Similar specifications but with higher maximum output current (3A)
• MP28250GD-Z: Lower maximum output current (1A) but with similar features and characteristics
• MP28253GD-Z: Higher input voltage range (up to 24V) for specific applications

Note: Alternative models should be evaluated based on specific requirements and compatibility with the target application.

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