LP55281是TI公司的一款指示灯/RGBW产品，LP55281是四路 RGB 驱动器，本页介绍了LP55281的产品说明、应用、特性等，并给出了与LP55281相关的TI元器件型号供参考。
LP55281 - 四路 RGB 驱动器 - 指示灯/RGBW - LED驱动器 - TI公司（Texas Instruments，德州仪器）
LP55281 is a quad RGB LED driver for handheld devices. It can drive 4 RGB LED sets and a single fun light LED. The boost DC-DC converter drives high current loads with high efficiency. The RGB driver can drive individual color LEDs or RGB LEDs powered from boost output or external supply. Built-in audio synchronization feature allows user to synchronize the fun light LED to audio inputs. The flexible SPI/I2C interface allows easy control of LP55281. Small YZR0036 or YPG0036 package together with minimum number of external components is a best fit for handheld devices. LP55281 has also a LED test feature, which can be used for example in production for checking the LED connections.
- Audio Synchronization for a Single Fun Light LED
- 4 PWM Controlled RGB LED Drivers
- High Efficiency Boost DC-DC Converter
- SPI/I2C Compatible Interface
- 2 Addresses in I2C Compatible Interface
- LED Connectivity Test through the Serial Interface
- Small 36-Bump YZR0036 (3 mm x 3 mm x 0.6 mm) or 36-Bump YPG0036 Package (3 mm x 3 mm x 0.65 mm)
