LP55231
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Краткое описание:
9-channel RGB / White LED driver with internal program memory and integrated charge pump
Дополнительная информация
The LP55231 is a 9-channel LED driver designed to produce lighting effects for mobile devices. It features an adaptive high-efficiency 1x/1.5x fractional charge pump and three independent program execution engines that allow operation without processor control. The device supports 8-bit current resolution and 12-bit PWM control resolution, and includes automatic power-save mode for reduced idle current consumption.
| RoHS | Compliant |
| REACH | Affected |
| Vin (max) | 5.5V |
| Vin (min) | 2.7V |
| Interface Type | I2C |
| PWM Resolution | 12bit |
| Standby Current | 200nA |
| Current Resolution | 8bit |
| Number of channels | 9Channels |
| LED current per channel | 25.5mA |
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