Description
The UM1350 is capable of driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage.
Features
- z Built in Thermal and Over-Current Shutdown z Internal 40V NDMOS Switch z 350mA Output Current z Single Pin On/Off and Dimming Control
Using DC Voltage or PWM at VSET Pin z Internal PWM Filter z Soft-Start z High Efficiency (Up to 95%) z Wide Input Voltage Range: 6V to 30V z 40V Transient Capability z Output Shutdown z Up to 1MHz Switching Frequency z Inherent Open-Circuit LED Protection z Typical 5% Output Current Accuracy
Pin Configurations
Top View
M: Month Code UM1350 SOT23-5
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UM1350-UnionSemiconductor.pdf
