LM2755 Datasheet PDF (Charge Pump LED Controller) | Download Texas Instruments LM2755

LM2755 - Charge Pump LED Controller

Description

The LM2755 is a charge-pump-based, constant current LED driver capable of driving 3 LEDs with a total output current up to 90mA.

Features

1.
2 90% Peak Efficiency.
Total solution size < 13mm2.
No Inductor Required: Only 4 Inexpensive Ceramic Caps.
3 Independently Controlled Constant Current Outputs.
Programmable Trapezoidal Dimming Waveform on Each Output.
Programmable Timing Control Via Internal Registers and External Clock Synchronization Input.
32 Exponential Dimming Steps with 800:1 Dimming Ratio.
Programmable Brightness Control via I2CCompatible Interface.

Datasheet Details

Part number	LM2755
Manufacturer	Texas Instruments
File Size	0.99 MB
Description	Charge Pump LED Controller
Datasheet	LM2755 Datasheet
Additional preview pages of the LM2755 datasheet.

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Full PDF Text Transcription

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LM2755 www.ti.com SNVS433D – OCTOBER 2007 – REVISED APRIL 2013 LM2755 Charge Pump LED Controller with I2C-Compatible Interface in DSBGA Package Check for Samples: LM2755 FEATURES 1 •2 90% Peak Efficiency • Total solution size < 13mm2 • No Inductor Required: Only 4 Inexpensive Ceramic Caps • 3 Independently Controlled Constant Current Outputs • Programmable Trapezoidal Dimming Waveform on Each Output • Programmable Timing Control Via Internal Registers and External Clock Synchronization Input • 32 Exponential Dimming Steps with 800:1 Dimming Ratio • Programmable Brightness Control via I2CCompatible Interface • Hardware Enable Pin • Wide Input Voltage Range: 2.7V to 5.5V • Tiny 18-bump Thin DSBGA : 1.8mm x 1.6mm x 0.

Published: May 5, 2020 |