UM1351 driver equivalent, hysteretic buck high brightness led driver.
z Hysteretic Control with High Side Current
Sensing z Integrated 35V 0.5Ω NDMOS z Up to 98% Efficiency z Wide Input Voltage Range: 6V to 35V z ± 5% LED Current Accuracy z.
requiring a wide input range. The high side current sensing and an integrated current sensing circuitry minimize the num.
The UM1351 is a PWM step-down converter with internal power switch, designed for driving single or multiple series connected LEDs efficiently from a voltage source higher than the LED voltage. The UM1351 can drive up to 8 series connected LEDs. The .
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