LM3638A0RDYFDR - Texas Instruments

Manufacturer Part Number

LM3638A0RDYFDR

Manufacturer

Texas Instruments

Introduction

LM3638A0RDYFDR is a high-efficiency LED driver designed for power management applications, specifically tailored for enhancing display readability and extending battery life in portable devices.

Product Features and Performance

Dual LED string support

Independent LED string control

Automatic switching between PWM and analog dimming

Up to 92% efficiency

Programmable over-voltage protection

Product Advantages

Enhances display readability

Extends battery life in mobile devices

Allows for design flexibility with dual string capability

Minimizes power loss with high efficiency

Key Technical Parameters

Output Voltage: up to 28V

Output Current: up to 30mA per string

Dimming Control: PWM and Analog

Switching Frequency: up to 1MHz

Input Voltage: 2.7V to 5.5V

Quality and Safety Features

Thermal shutdown

Open LED protection

Short-circuit protection

Compatibility

Compatible with a broad range of mobile devices

Application Areas

Smartphones

Tablets

Portable media players

Product Lifecycle

Active product status

Currently not nearing discontinuation

Replacements or upgrades available if necessary

Several Key Reasons to Choose This Product

Highly efficient power usage saves battery life

Dual string support offers design flexibility

Built-in safety features ensure reliability and device protection

PWM and analog dimming support improves visual experience

Low input voltage suitable for portable devices