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LTC3212 Datasheet Rgb Led Driver And Charge Pump

Manufacturer: Linear Technology (now Analog Devices)

Overview: LTC3212 RGB LED Driver and Charge Pump ..

General Description

The LTC®3212 is a low noise charge pump RGB LED driver capable of driving three LEDs up to 25mA each from a 2.7V to 5.5V input.

Low external part count (one flying capacitor, two bypass capacitors and one to three programming resistors) makes the LTC3212 ideally suited for small, battery-powered applications.

Built-in soft-start circuitry prevents excessive inrush current during start-up and mode switching.

Key Features

  • Power and Current Control for Driving RGB LEDs.
  • Individually Programmable Current Sources.
  • 1x or 2x Mode, Low Noise, Constant Frequency Charge Pump.
  • Single Wire Enable Control for All LEDs.
  • White Mode Adjusts R, G, B Currents for White Light.
  • 25mA Maximum LED Current.
  • V Range: 2.7V to 5.5V IN.
  • Automatic Soft-Start, Mode Switching and Output Disconnect in Shutdown Mode.
  • Available in 12-Lead (3mm × 2mm) DFN Package.

LTC3212 Distributor