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SSL3252 Key Features

  • High power single or dual LED output driving up to 500 mA flash current
  • Separate indicator LED output of 2.5 mA to 10 mA
  • High side current source for main and indicator LEDs
  • Output voltage of up to 8.85 V
  • Wide input voltage ranging from 2.5 V to 5.5 V
  • High efficiency of over 85 % at optimum output current
  • Switching frequency of 2 MHz
  • Flash mode, Assist light mode, Torch mode and Indicator mode are supported
  • Internally timed flash operation up to 850 ms
  • I2C-bus, programmable up to 400 kHz

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SSL3252 Description

The SSL3252 is a photo flash LED driver designed for battery operated mobile devices such as mobile phones and PDAs. The boost converter delivers high performance and drives a single or dual high brightness LED at up to 500 mA with over 85 % efficiency. The driver can be programmed to operate in Flash mode, Torch mode, Assist light mode, or Indicator mode.

SSL3252 Applications

  • Photo flash LED driver for mobile phones and digital cameras
  • White LED driver for battery powered portable devices