white led step up converter.
Inherently Matched LED Current Drives Up to 27 LEDs from a 5V Supply 36V Rugged Bipolar Switch Fast 1.2MHz Switching Frequency VOUT(MAX)=30V
Application
Battery Power Eq.
The AF1937K is a step-up DC/DC converter specifically designed to drive white LEDs with a constant current. The device can drive up to 27 LEDs from a 5V supply. Additional feature include output voltage limiting when LEDs are disconnected.
Features
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