Datasheet Details
| Part number | LP5527 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 873.13 KB |
| Description | lighting management |
| Datasheet |
 LP5527 Datasheet
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General Description
The LP5527 is a lighting management unit for handheld devices with I2C compatible control interface.
The LP5527 has a step-up DC/DC converter with high current output and it drives display and keypad backlights and powers the camera flash LED.
Key Features
- n High current boost DC-DC converter (up to 1A output current) n Programmable boost output voltage n 400 mA flash LED constant current driver with low tolerance and a safety circuit n Synchronization pin for the flash timing n Two single-ended audio inputs with gain control n Four constant current 15 mA LED drivers with 8-bit programmable brightness control n Audio synchronization feature n I2C compatible control interface n Built-in LED connectivity test to maximize manufacturing yield n Small.