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SC4901ITSTRT Datasheet(PDF) 15 Page - Semtech Corporation

Part # SC4901ITSTRT
Description  COMBI-SYNC Secondary Side Synchronous Rectifier and Regulator
PDF  20 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4901ITSTRT Datasheet(HTML) 15 Page - Semtech Corporation

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 2005 Semtech Corp.
www.semtech.com
SC4901
POWER MANAGEMENT
Application Information (Cont.)
FIg 5) Transformer secondary voltage and ramp at RCT
pin
Fig 7) Transformer scondary voltage (top),
rectified PWM output for 2.5V (center)
and rectified PWM output for 3.3V (bottom)
Fig 6) Transformer scondary voltage (top),
OUTA gate drive for forward MOSFET pair (center)
and OUTB gate drive for the rectifying FET (botom)
Fig 8) Primary MOSFET waveforms
Drain to Source Voltage (Blue) and
Current (green) .



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