LP8556 High-Efficiency LED Backlight Driver

Texas Instruments

Description

Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design LP8556 SNVS871M * JULY 2012 *.
The LP8556 device is a white-LED driver featuring an asynchronous boost converter and six high precision current sinks that can be controlled by a PWM.

📥 Download Datasheet

LP8556 Datasheet Preview — Preview of LP8556 PDF

Datasheet Specifications

Part number: LP8556
Manufacturer: Texas Instruments ↗
File Size: 1.24 MB
Datasheet: LP8556-etcTI.pdf
Description: High-Efficiency LED Backlight Driver

Features

* 1 High-efficiency DC/DC boost converter with integrated 0.19-Ω power MOSFET and three switching frequency options: 312 kHz, 625 kHz, and 1250 kHz
* 2.7-V to 36-V Boost switch input voltage range supports multi-cell Li-Ion batteries (2.7-V to 20-V VDD input range)
* 7-V to 43

Applications

* LED backlights for tablet LCDs space Simplified Schematic 2.7V - 20V VIN CIN 7V ± 43V L1 D1 1.1 ” 9OUT / VIN ” 15 VOUT COUT VDD SW EN / VDDIO 1.62V ± 3.6V CVLDO RFSET RISET Optional EN / VDDIO VBOOST VLDO FSET ISET LP8556 LED1 LED2 LED3 LED4 LED5 MCU PWM SDA SCL LED6 GNDs 3

LP8556 Distributors

📁 Related Datasheet

LP8501 LP85263 LP8527 LP85433 LP8545 LP85454

📌 All Tags

LP8556 High-Efficiency LED Backlight Driver Texas Instruments

Texas Instruments LP8556-like datasheet