RT4501WSC - Richtek USA Inc.

Manufacturer Part Number

RT4501WSC

Manufacturer

richtek

Introduction

The RT4501WSC is a highly integrated, high-efficiency, step-up DC-DC converter designed for driving LEDs in backlight applications. It features a wide input voltage range, two independent current-controlled outputs, and adjustable PWM dimming control, making it a versatile solution for various backlight LED applications.

Product Features and Performance

Wide input voltage range from 2.5V to 5.5V

Two independent current-controlled LED outputs

Output voltage up to 23V

Each output can deliver up to 20mA of LED current

1MHz fixed switching frequency

Adjustable PWM dimming control

Thermal shutdown protection

Small 10-UFBGA, WLCSP package

Product Advantages

Highly integrated design reduces external component count

Efficient step-up conversion reduces power dissipation

Independent current control for each LED string

Flexible PWM dimming control

Compact size for space-constrained applications

Key Reasons to Choose This Product

Optimized for backlight LED driving applications

Provides a reliable and cost-effective solution

Excellent thermal management and protection features

Scalable design to support various LED configurations

Compact package size for space-efficient board layouts

Quality and Safety Features

Thermal shutdown protection

Over-current protection

Short-circuit protection

Compatibility

The RT4501WSC is compatible with a wide range of LED-based backlight applications, including LCD panels, smartphones, tablets, and other portable devices.

Application Areas

Backlight LED driving for LCD panels

LED lighting in smartphones, tablets, and other portable devices

General-purpose LED driving applications

Product Lifecycle

The RT4501WSC is an active product in the richtek portfolio. There are currently no announced plans for discontinuation. Customers are advised to contact our website's sales team for the latest information on product availability and potential alternative options.