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Part Number
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HV9985 |
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Manufacturer
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Supertex |
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Description
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LED Driver |
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Published
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Jul 11, 2009 |
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Detailed Description
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HV9985
www.DataSheet4U.com
Three-Channel, Closed-Loop, Switch Mode LED Driver IC
Features
► Switch mode controller for ...
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Datasheet
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HV9985
|
Overview
HV9985
www.
DataSheet4U.
com
Three-Channel, Closed-Loop, Switch Mode LED Driver IC
Features
► Switch mode controller for single-switch converters ► Gate drivers optimized for driving Logic Level FETs ♦ 0.
25A sourcing ♦ 0.
5A sinking ► Typical ±2% absolute and string-to-string current accuracy (with ±1% sense resistors) ► High PWM dimming ratio up to 5000:1 ► 10-40V input range ► Constant frequency operation up to 1.
0MHz ► On-chip clock or external clock option ► Programmable slope compensation ► Linear and PWM dimming ► Output short circuit protection ► Output over voltage protection ► Hiccup mode protection
General Description
The HV9985 is a three-channel peak current mode PWM controller fo...
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