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2MHz, 2-Ch 1.5A+1.0A Flash LED Driver

        • High efficiency synchronous boost converter with 2MHz/4MHz switching frequency option

        • I2C interface programming and hardware STROBE/TORCH control

        • Two-channel independent current sources

          • LED1: Up to 1.5A (7 bits)
          • LED2: Up to 1.0A (6 bits)
          • Flash/Torch/IR modes
          • Independent LED on/off and current settings
          • Programmable ramp shape and time control
          • Three input low voltage protection modes
          • Flash time-out protection up to 1.44s
          • LED cathode ground connection for improved thermal dissipation
        • LED open/short protection

        • I2C fault read back (I2C address = 0x63)


  • Smartphones and Tablets Camera Flash

  • Digital Cameras

Key Electrical Specifications

Vin(Min) Vin(Max) Max. Current per Channel Channels Control Type Package
2.7V 5.5V 1500/1000mA 2 I2C  WLCSP-12

Typical Application Diagram