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LP3952 - 6-Channel Color LED Driver

General Description

LP3952 is a color LED driver for battery powered handheld devices.

It drives any color LEDs including RGB LEDs, indicator LEDs and keypad backlight LEDs.

The boost DC-DC converter drives high current loads with high efficiency.

Key Features

  • 1.
  • 2 Constant current and PWM controlled color LED drivers.
  • Maximum current 40mA / output in constant current mode, supports also switch mode control with 50 mA maximum current / output.
  • Complete audio synchronization for color/RGB LEDs with amplitude, frequency and speed optimization.
  • Command based lighting pattern generator for RGB LEDs.
  • Programmable ON/OFF blinking sequences for RGB1 outputs.
  • High efficiency Boost DC-DC converter with progr.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LP3952 www.ti.com SNVS518A – JULY 2007 – REVISED MARCH 2013 LP3952 6-Channel Color LED Driver with Audio Synchronization Check for Samples: LP3952 FEATURES 1 •2 Constant current and PWM controlled color LED drivers • Maximum current 40mA / output in constant current mode, supports also switch mode control with 50 mA maximum current / output • Complete audio synchronization for color/RGB LEDs with amplitude, frequency and speed optimization • Command based lighting pattern generator for RGB LEDs • Programmable ON/OFF blinking sequences for RGB1 outputs • High efficiency Boost DC-DC converter with programmable VOUTand fSW • I2C compatible interface • Possibility for external PWM dimming control • Small package – 36-bump DSBGA, 3.0 x 3.0 x 0.