FAN53541UCX - onsemi

Manufacturer Part Number

FAN53541UCX

Manufacturer

onsemi

Introduction

The FAN53541UCX is a compact, high-efficiency, synchronous step-down DC-DC regulator.

Product Features and Performance

TinyBuck® series regulator

High-efficiency synchronous buck converter

Adjustable output voltage

5A output current capability

High-frequency operation at 2.4MHz

Supports a broad input voltage range from 2.7V to 5.5V

Stable with ceramic output capacitors

Thermal shutdown and over-current protection

Soft-start to minimize inrush current

Product Advantages

Compact 20-WLCSP (1.96x1.56) package saves space

Integrated synchronous rectifier enhances efficiency

Suitable for portable devices due to low-profile design

Key Technical Parameters

Voltage - Input (Min): 2.7V

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 0.8V

Voltage - Output (Max): 4.95V

Current - Output: 5A

Frequency - Switching: 2.4MHz

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Built-in thermal shutdown

Over-current protection

Meets high safety and reliability standards

Compatibility

Compatible with various input sources within its voltage range

Easily integrated into a wide range of electronic devices

Application Areas

Portable electronics

Wireless and RF devices

Battery-powered applications

Point-of-Load applications

Product Lifecycle

Status: Obsolete

Potential replacements or upgrades may be available from onsemi

Several Key Reasons to Choose This Product

High power efficiency reduces energy loss

Extremely small footprint ideal for space-constrained applications

Robust protections ensure long-term reliability

Easy to implement in diverse hardware designs

Designed for noise-sensitive applications due to high switching frequency

Capable of delivering substantial current for high-performance devices