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UM1351 Datasheet - Union Semiconductor

UM1351 Hysteretic Buck High Brightness LED Driver

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 device operates from an input supply between 6V an.

UM1351 Features

* 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 Adjustable Constant LED Current z Analog or PWM Control Signal for PWM Dimming z Over Temperature, Open Circuit LED Protection z

UM1351 Datasheet (458.64 KB)

Preview of UM1351 PDF

Datasheet Details

Part number:

UM1351

Manufacturer:

UniON Semiconductor ↗

File Size:

458.64 KB

Description:

Hysteretic buck high brightness led driver.

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UM1351 Hysteretic Buck High Brightness LED Driver Union Semiconductor

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