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LP55281 - Quad RGB Driver

General Description

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.

Key Features

  • 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 Micro SMD (3 mm x 3 mm x 0.6 mm) or 36-bump Micro SMDxt package (3 mm x 3 mm x 0.65 mm).

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📁 Similar Datasheet

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LP55281 12-Channel RGB/White-LED Drive Texas Instruments
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Other Datasheets by National Semiconductor (now Texas Instruments)

Part Number Description
LP5520 RGB Backlight LED Driver
LP5521 Programmable Three Channel LED Driver
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LP5524 Parallel LED Driver
LP5526 Lighting Management

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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LP55281 Quad RGB Driver June 2007 LP55281 Quad RGB Driver General Description 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 www.DataSheet4U.com interface allows easy control of LP55281. Small Micro SMD or Micro SMDxt 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.