FAN4860UMP5X - onsemi

Manufacturer Part Number

FAN4860UMP5X

Manufacturer

onsemi

Introduction

The FAN4860UMP5X is a high-efficiency TinyBoost® step-up DC-DC switching regulator designed for portable applications.

Product Features and Performance

Step-Up Voltage Regulator

Fixed Output Configuration

Boost Topology

3MHz Switching Frequency

Synchronous Rectification for Higher Efficiency

930mA Output Switch Current

Operates Across a Wide Range of Input Voltages (2.3V to 4.5V)

Produces a Stable 5V Output

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

Product Advantages

High-Efficiency Conversion Reduces Heat Generation

Compact 6-UDFN (2x2) Package Saves Board Space

High Switching Frequency Allows Use of Small, Low-Cost External Components

Integrated Synchronous Rectifier to Minimize Power Loss

Suitable for Battery-Powered Devices due to Low Input Voltage Capability

Key Technical Parameters

Voltage - Input (Min): 2.3V

Voltage - Input (Max): 4.5V

Voltage - Output (Min/Fixed): 5V

Current - Output: 930mA (Switch)

Frequency - Switching: 3MHz

Synchronous Rectifier: Yes

Number of Outputs: 1

Operating Temperature: -40°C ~ 85°C (TA)

Mounting Type: Surface Mount

Quality and Safety Features

Designed to Meet Regulatory Standards for Quality and Safety

Thermal Protection and Over-Current Limiting

Under-Voltage Lockout (UVLO)

Compatibility

Supports a Broad Range of Input Voltages Compatible with Multiple Battery Chemistries

Surface Mount Package Compatible with Standard PCB Technology

Application Areas

Mobile Phones

Portable Media Players

Handheld Devices

Wireless Peripherals

Personal Medical Devices

Product Lifecycle

Product Status: Obsolete

Check with Manufacturer for Replacement or Upgrade Options

Several Key Reasons to Choose This Product

Maximized Power Efficiency for Longer Battery Life

Small Form Factor Ideal for Space-Constrained Applications

Reliable Performance Across a Wide Operational Temperature Range

Ease of Integration into Existing and New Designs

Support for High-Switching Frequency Reducing the Size of Passives