LM2753SDX - Texas Instruments

Manufacturer Part Number

LM2753SDX

Manufacturer

Texas Instruments

Introduction

LM2753SDX is a power management integrated circuit specifically designed for driving LEDs in camera flash applications.

Product Features and Performance

Integrated switched capacitor for efficient power conversion

Internal switch for simplified design

Single output channel

Capable of driving up to 400mA for camera flash LEDs

High frequency operation at 725kHz for a compact solution

PWM dimming support for flexible brightness control

Product Advantages

High power conversion efficiency for battery-operated devices

Compact form factor due to high-frequency operation

Integrated internal switch reduces external component count

Key Technical Parameters

Topology: Switched Capacitor (Charge Pump)

Voltage - Supply (Min): 3V

Voltage - Supply (Max): 5.5V

Voltage - Output: 4.75V ~ 5.25V

Current - Output / Channel: 400mA (Flash)

Frequency: 725kHz

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

Quality and Safety Features

Built to operate within a wide temperature range for reliability in different environments

Surface Mount technology for secure and durable PCB mounting

Compatibility

Compatible with a wide range of LEDs designed for camera flash usage

Application Areas

Primarily used in mobile phone camera flash modules but can be applied to other devices requiring a high-current LED driver.

Product Lifecycle

Obsolete - The product has been discontinued, and availability may be limited.

Recommend looking for replacements or upgrades for future designs.

Several Key Reasons to Choose This Product

High output current capability for driving bright flash LEDs

Efficient power conversion extending battery life

PWM dimming allows for adjustable light output

High operating frequency enables the use of smaller external components

Texas Instruments' reputation for quality and reliability