MPQ4431GL-Z

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: QFN (Quad Flat No-leads)

Essence: The MPQ4431GL-Z is a power management IC designed for various applications that require efficient power conversion and management.

Packaging/Quantity: The MPQ4431GL-Z is available in a QFN package. The quantity per package may vary depending on the supplier.

Specifications

The MPQ4431GL-Z has the following specifications:

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.8V to 24V
• Maximum Output Current: 3A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MPQ4431GL-Z has the following 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: Switch pin
8. VOUT: Output voltage pin

Functional Features

• High efficiency power conversion
• Overcurrent protection
• Overvoltage protection
• Undervoltage lockout
• Thermal shutdown protection
• Adjustable output voltage
• Soft-start function for smooth startup

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact size enables space-saving designs - Multiple protection features ensure safe operation

Disadvantages: - Limited maximum output current of 3A - Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ4431GL-Z is based on a switching regulator topology. It utilizes high-frequency switching to efficiently convert the input voltage to the desired output voltage. The integrated control circuitry ensures stable and regulated output voltage, while the protection features safeguard against potential faults or abnormal conditions.

Detailed Application Field Plans

The MPQ4431GL-Z can be used in various applications, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - LED lighting systems - Battery charging circuits - Portable electronic devices

Detailed and Complete Alternative Models

• MPQ4430GL-Z: Similar specifications and features, but with a lower maximum output current of 2A.
• MPQ4432GL-Z: Similar specifications and features, but with a higher maximum output current of 4A.
• MPQ4433GL-Z: Similar specifications and features, but with a wider input voltage range of 4.5V to 36V.

These alternative models provide flexibility in choosing the most suitable IC based on specific requirements.

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