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HT7945 Datasheet(PDF) 9 Page - Holtek Semiconductor Inc

No. de pieza HT7945
Descripción Electrónicos  White LED Backlight Driver
PDF  11 Pages
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Fabricante Electrónico  HOLTEK [Holtek Semiconductor Inc]
Página de inicio  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT7945 Datasheet(HTML) 9 Page - Holtek Semiconductor Inc

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Rev. 1.00
9
April 13, 2012
HT7945
Temperature vs Switching Frequency (1MHz)
Basic Waveform
(CH1=VOUT(AC),CH2=IL, CH3=Switching Pin)
Start up Waveform
(CH1=VOUT(AC), CH2=VIN(AC))
(CH1=one of LED channel Feedback Voltage,
CH2=LED Current, CH3=Dimming signal)
Dimming=2kHz 90%
Dimming Waveform
(CH1=one of LED channel Feedback Voltage,
CH2=LED Current, CH3=Dimming signal)
Dimming=200Hz 10%



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