MPQ4559DQ-AEC1-LF-Z - Monolithic Power Systems Inc.

Manufacturer Part Number

MPQ4559DQ-AEC1-LF-Z

Manufacturer

Monolithic Power Systems

Introduction

The MPQ4559DQ-AEC1-LF-Z is a high-efficiency, synchronous step-down DC-DC converter capable of delivering up to 1.5A of output current. It operates from an input voltage range of 3.8V to 55V, making it suitable for a wide range of automotive and industrial applications. The device features an adjustable output voltage, allowing for flexible power supply design.

Product Features and Performance

Wide input voltage range: 3.8V to 55V

Adjustable output voltage: 0.8V to 52V

Output current up to 1.5A

Switching frequency up to 2MHz

Synchronous rectification for high efficiency

Thermal shutdown, overcurrent, and overvoltage protection

Small 10-VFDFN package with exposed pad for improved thermal performance

Product Advantages

Wide input voltage range and adjustable output voltage provide design flexibility

High output current capability suits a variety of power delivery requirements

High switching frequency enables use of small external components

Comprehensive protection features ensure reliable operation

Key Reasons to Choose This Product

Exceptional power conversion efficiency for extended battery life and reduced heat dissipation

Robust protection features safeguard the device and connected circuitry

Compact package size and high switching frequency enable space-saving power supply designs

Automotive-grade qualification (AEC-Q100) ensures reliable performance in harsh environments

Quality and Safety Features

AEC-Q100 qualified for automotive applications

Overcurrent, overvoltage, and thermal shutdown protection

RoHS-compliant and halogen-free package

Compatibility

The MPQ4559DQ-AEC1-LF-Z is compatible with a wide range of automotive and industrial applications that require a high-efficiency, step-down DC-DC converter with a wide input voltage range and adjustable output.

Application Areas

Automotive electronics (e.g., infotainment systems, advanced driver assistance systems)

Industrial control and automation equipment

Power supplies for LED lighting and displays

General-purpose DC-DC conversion in harsh environments

Product Lifecycle

The MPQ4559DQ-AEC1-LF-Z is an active product and is not nearing discontinuation. Monolithic Power Systems offers alternative models with similar features and specifications, such as the MPQ4559EQ-AEC1-LF-Z and MPQ4559DQ-AEC1-LF-TR. Customers are advised to contact our website's sales team for the most up-to-date product information and availability.