LP3954 - 高级照明管理单元

LP3954是TI德州仪器公司的一款指示灯/RGBW产品，LP3954是高级照明管理单元，本站介绍了LP3954的封装应用图解、特点和优点、功能等，并给出了与LP3954相关的TI元器件型号供参考。

LP3954 - 高级照明管理单元 - 指示灯/RGBW - LED驱动器 - 德州仪器

产品描述

LP3954 is an advanced lighting management unit for handheld devices. It drives any phone lights including display backlights, RGB, keypad and camera flash LEDs. The boost DC-DC converter drives high current loads with high efficiency. White LED backlight drivers are high efficiency low voltage structures with excellent matching and automatic fade in/ fade out function. The new stand-alone command based RGB controller is feature rich and easy to configure. Built-in audio synchronization feature allows user to synchronize the color LEDs to audio input. Integrated high current driver can drive camera flash LED or motor/vibra. Internal ADC can be used for ambient light or temperature sensing. The flexible SPI/I2C interface allows easy control of LP3954. Small DSBGA package together with minimum number of external components is a best fit for handheld devices.

产品特性

Audio Synchronization for Color/RGB LEDs
Command Based PWM Controlled RGB LED Drivers
High Current Driver for Flash LED With Built-in Timing
4+2 or 6 Low Voltage Constant Current White LED Drivers With Orogrammable 8-Bit Adjustment (0…25mA/LED)
High Efficiency Boost DC-DC Converter
SPI / I2C Compatible Interface
Possibility for External PWM Dimming Control
Possibility for Clock Synchronization for RGB Timing
Ambient Light and Temperature Sensing Possibility
Small Package – DSBGA, 3.0 x 3.0 x 0.6mm

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