Download LT3420 Datasheet PDF
LT3420 page 2
Page 2
LT3420 page 3
Page 3

LT3420 Key Features

  • Charges 220µF to 320V in 3.7 Seconds from 5V (LT3420)
  • Charges 100µF to 320V in 3.5 Seconds from 5V (LT3420-1)
  • Charges Any Size Photoflash Capacitor
  • Supports Operation from Two AA Cells or Any
  • Controlled Peak Switch Current: 1.4A (LT3420)
  • Controlled Input Current: 840mA (LT3420)
  • Uses Standard Transformers
  • Efficient Flyback Operation (>75% Typical)
  • Adjustable Output
  • Automatic Refresh

LT3420 Description

U U LT3420/LT3420-1 Photoflash Capacitor Chargers with Automatic Refresh.