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AT9917

Part Number	AT9917
Manufacturer	Supertex
Description	Automotive LED Driver
Published	Aug 23, 2010
Detailed Description	Supertex inc. Automotive LED Driver IC with High Current Accuracy Features ► Switch mode controller for boost, SEPIC & b...
Datasheet	AT9917 PDF File

Overview

Supertex inc.
Automotive LED Driver IC with High Current Accuracy Features ► Switch mode controller for boost, SEPIC & buck converters ► Closed loop control of output current ► High PWM dimming ratio ► Internal 40V linear regulator ► Internal 3% voltage reference ► Constant frequency operation with programmable slope compensation ► Linear and PWM dimming ► Programmable jitter to reduce EMI ► +/-1.
0A MOSFET gate driver ► Output short circuit protection ► Output over voltage protection ► Programmable hiccup timer ► Temperature fold-back with external NTC resistor ► Soft start ► Meets AEC-Q100 requirements www.
DataSheet4U.
com AT9917 General Description The AT9917 is an advanced ﬁxed frequen...

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