Additional preview pages of the LT3468-1 datasheet.
LT3468-1 Product details
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).