Part number:
LP55231
Manufacturer:
File Size:
1.63 MB
Description:
9-channel led driver.
Datasheet Details
Part number:
LP55231
Manufacturer:
File Size:
1.63 MB
Description:
9-channel led driver.
LP55231, 9-channel LED driver
The LP55231 is a 9-channel LED driver designed to produce lighting effects for mobile devices.
A highefficiency charge pump enables LED driving over full Li-Ion battery voltage range.
The device is equipped with an internal program memory, which allows operation without processor control.
The LP5523
LP55231 Features
* 1 Three Independent Program Execution Engines, 9 Programmable Outputs With 25.5-mA Full-Scale Current, 8-Bit Current Setting Resolution and 12-Bit PWM Control Resolution
* Adaptive High-Efficiency 1×/1.5× Fractional Charge Pump - Efficiency up to 94%
* LED Drive Efficiency U
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