FAN5353MPX - onsemi

Manufacturer Part Number

FAN5353MPX

Manufacturer

onsemi

Introduction

The FAN5353MPX is a step-down DC-DC switching regulator designed for power management applications.

Product Features and Performance

Step-down (Buck) topology

Adjustable output voltage

Single output channel

High-frequency switching at 3MHz

Synchronous rectification for improved efficiency

Supports wide input voltage range from 2.7V to 5.5V

Capable of delivering output current up to 3A

Stable with a low-ESR output capacitor

Overcurrent and thermal protection

Product Advantages

High efficiency due to synchronous rectifier

Compact 12-WFDFN package

Suitable for battery-powered devices with its wide input voltage range

Fast switching frequency allows for small external components

Key Technical Parameters

Operating Temperature: -40°C to 85°C

Voltage Input (Min): 2.7V

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 0.8V

Voltage Output (Max): 4.95V

Current Output: 3A

Frequency Switching: 3MHz

Quality and Safety Features

Overcurrent protection

Thermal shutdown mechanism

Compatibility

Surface mount compatible

Requires a low-ESR output capacitor for stability

Application Areas

Mobile and portable devices

Wireless and RF systems

Embedded electronics

Product Lifecycle

Obsolete status

Replacement or upgrade options may be available

Several Key Reasons to Choose This Product

High-efficiency buck regulator for extended battery life

High switching frequency minimizes the size of passive components

Enables low voltage operation ideal for the latest semiconductor technologies

onsemi's reputation for producing reliable and quality power management products

Integrated features such as overcurrent protection and thermal shutdown to safeguard the application system