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LT3468 - Photoflash Capacitor Chargers

Key Features

  • Highly Integrated IC Reduces Solution Size.
  • Uses Small Transformers: 5.8mm × 5.8mm × 3mm.
  • Fast Photoflash Charge Times: 4.6s for LT3468 (0V to 320V, 100µF, VIN = 3.6V) 5.7s for LT3468-2 (0V to 320V, 100µF, VIN = 3.6V) 5.5s for LT3468-1 (0V to 320V, 50µF, VIN = 3.6V).
  • Controlled Input Current: 500mA (LT3468) 375mA (LT3468-2) 225mA (LT3468-1).
  • Supports Operation from Single Li-Ion Cell, or Any Supply from 2.5V up to 16V.
  • Adjustable Output Voltage.
  • No Output Volt.

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Other Datasheets by Linear Technology (now Analog Devices)

Part Number Description
LT3468-1 Photoflash Capacitor Charger in ThinSOT
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Full PDF Text Transcription (Reference)

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U U LT3468/LT3468-1/LT3468-2 Photoflash Capacitor Chargers in ThinSOTTM FEATURES ■ Highly Integrated IC Reduces Solution Size ■ Uses Small Transformers: 5.8mm × 5.8mm × 3mm ■ Fast Photoflash Charge Times: 4.6s for LT3468 (0V to 320V, 100µF, VIN = 3.6V) 5.7s for LT3468-2 (0V to 320V, 100µF, VIN = 3.6V) 5.5s for LT3468-1 (0V to 320V, 50µF, VIN = 3.6V) ■ Controlled Input Current: 500mA (LT3468) 375mA (LT3468-2) 225mA (LT3468-1) ■ Supports Operation from Single Li-Ion Cell, or Any Supply from 2.