MPQ4432GL-Z

Product Overview

• Category: Power Management IC
• Use: Voltage Regulator
• Characteristics: High efficiency, low power consumption
• Package: SOP-8
• Essence: Buck Converter
• 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: 3A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4432GL-Z has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. SS (Soft Start)
6. COMP (Compensation)
7. SW (Switch)
8. VOUT (Output Voltage)

Functional Features

• Wide input voltage range for versatile applications
• High efficiency conversion for reduced power loss
• Adjustable output voltage for flexibility
• Soft start function for controlled startup
• Overcurrent protection for enhanced safety
• Thermal shutdown protection for reliable operation

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range allows for various power sources - Compact SOP-8 package for space-constrained designs - Overcurrent and thermal protection ensure device reliability

Disadvantages: - Limited maximum output current of 3A - Requires external compensation components for stability

Working Principles

The MPQ4432GL-Z is a buck converter that operates by stepping down the input voltage to a lower output voltage. It utilizes a high-frequency switching circuit to efficiently convert the power. The input voltage is regulated by adjusting the duty cycle of the internal switch, controlled by the feedback signal. The soft start feature ensures a gradual increase in output voltage during startup, preventing excessive current flow.

Detailed Application Field Plans

The MPQ4432GL-Z is commonly used in various applications, including:

1. Power supplies for consumer electronics
2. Industrial automation systems
3. LED lighting systems
4. Battery-powered devices
5. Automotive electronics

Detailed and Complete Alternative Models

• MPQ4431GL-Z: Similar specifications with a lower maximum output current of 2A
• MPQ4433GL-Z: Similar specifications with a higher maximum output current of 4A
• MPQ4434GL-Z: Similar specifications with a higher maximum output current of 5A

These alternative models provide options based on specific power requirements and current capabilities.

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