FAN5333BSX - onsemi

Manufacturer Part Number

FAN5333BSX

Manufacturer

onsemi

Introduction

The FAN5333BSX is an integrated DC DC regulator designed for driving LEDs, particularly useful in powering backlight applications. It features an internal switch and offers step-up (boost) topology to efficiently manage power.

Product Features and Performance

Step-Up (Boost) DC DC Regulator topology

Integrated internal switch

Supports 1.5A switch current output

Capable of delivering up to 30V output voltage

Operates with a supply voltage ranging from 1.8V to 5.5V

High frequency operation at 1.5MHz

Supports both analog and PWM dimming for precise brightness control

Operating temperature range from -40°C to +85°C

Surface mount package for compact circuit design

Product Advantages

High efficiency for power-saving backlight applications

Flexible voltage support accommodates a wide range of LED configurations

Fast switching frequency allows for small external components, saving space

Dual dimming capability offers versatile brightness control

High output current capability supports high-brightness LEDs

Key Technical Parameters

Voltage Supply (Min): 1.8V

Voltage Supply (Max): 5.5V

Voltage Output: 30V

Current Output / Channel: 1.5A (Switch)

Frequency: 1.5MHz

Dimming: Analog, PWM

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

Quality and Safety Features

Built with onsemi's high manufacturing standards for reliability and performance

Thermal protection to safeguard against overheating

Overcurrent protection ensures long operational life and safety

Compatibility

Suitable for SOT-23-5 package mounting techniques

Compliant with a wide range of LEDs for backlight applications

Application Areas

LED Backlighting for screens and displays

Portable electronics LED lighting

General purpose LED illumination

Product Lifecycle

Marked as Obsolete, indicating that it is nearing the end of its production life

Users should check for availability of replacements or upgrades for future designs

Several Key Reasons to Choose This Product

High-efficiency step-up regulator design minimizes energy wastage

Flexible power supply compatibility from 1.8V to 5.5V suits various applications

High output capability supports demanding backlight and illumination tasks

Robust safety features assure reliability in diverse operating conditions

Obsolescence status necessitates consideration for last-time buys or exploring next-generation alternatives