SN3340 driver equivalent, 350ma led driver.
z Simple low parts count z input voltage range: 6V to 18V ， 30V transient
capability z Internal 18V power switch z Up to 750mA output current（SOT89-5 package） z Single pi.
z High Power LED Driver z Automotive Lighting z White LED Lamps z Constant-Current Source
March 2009 Ver1.0
1 SI-EN Te.
The SN3340 is a continuous mode inductive step-down converter, designed for driving a single LED or multiple series connected LEDs efficiently from a voltage source higher than the required LED voltage. The chip operates from an input supply between .
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