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VFD (Vacuum Fluorescent Display) and Filament Power Supply

VFD (Vacuum Fluorescent Display) and Filament Power Supply

The LT3581 is a PWM DC/DC converter with built-in fault protection features to aid in protecting against output shorts, input/output overvoltages, and overtemperature conditions. The part consists of a 42V master switch, and a 42V slave switch that can be tied together for a total current limit of 3.3A.