MPQ4423HGQ-Z

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

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

Package: QFN (Quad Flat No-leads)

Essence: The MPQ4423HGQ-Z is a high-performance power management IC designed for various applications.

Packaging/Quantity: Available in reels of 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Continuous Output Current: 3A
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4423HGQ-Z has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switch pin

Functional Features

• High efficiency conversion
• Overcurrent protection
• Thermal shutdown protection
• Soft-start function
• Adjustable output voltage

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range enables versatile applications - Overcurrent and thermal protection ensure safe operation - Soft-start function prevents excessive inrush current

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

Working Principles

The MPQ4423HGQ-Z utilizes a switching regulator topology to efficiently convert the input voltage to the desired output voltage. It employs a pulse-width modulation (PWM) control scheme to regulate the output voltage. The enable pin (EN) allows for easy on/off control of the IC.

Detailed Application Field Plans

The MPQ4423HGQ-Z is suitable for a wide range of applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial automation - LED lighting - Telecom infrastructure

Detailed and Complete Alternative Models

1. MPQ4422HGQ-Z: Similar specifications and features, but with a lower maximum continuous output current of 2A.
2. MPQ4424HGQ-Z: Similar specifications and features, but with a higher maximum continuous output current of 4A.
3. MPQ4425HGQ-Z: Similar specifications and features, but with a higher maximum continuous output current of 5A.

These alternative models provide options based on specific power requirements and can be considered as alternatives to the MPQ4423HGQ-Z.

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