UNISONIC TECHNOLOGIES CO., LTD

USL1650

Preliminary

LINEAR INTEGRATED CIRCUIT

www.unisonic.com.tw

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Copyright © 2015 Unisonic Technologies Co., Ltd

QW-R125-029.c

HIGH EFFICIENCY PWM

BUCK LED DRIVER

CONTROLLER

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DESCRIPTION

The UTC USL1650 is a PWM mode step-down converter (with

a high voltage power MOSFET with SOP8 package). By well

regulating a constant output current. The output duty cycle of the

UTC USL1650 can be up to 100% for wider input voltage

application.

The UTC USL1650 is available in a SOP-8 package.

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FEATURES

* Universal input voltage range with off-line topology

* Programmable constant LED current

* Output LED string short protection

* Output LED string open protection

* Dimmable LED current by ACTL

* OCP

* Built-in OTP

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ORDERING INFORMATION

Ordering Number

Package

Packing

USL1650G-S08-R

SOP-8

Tape Reel

(1) R: Tape Reel

(2) S08: SOP-8

(3) G: Halogen Free and Lead Free

USL1650G-S08-R

(1)Packing Type.

(2)Package Type

(3)Green Package

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MARKING