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YD3843

Wuxi Youda electronics
Part Number YD3843
Manufacturer Wuxi Youda electronics
Description CURRENT MODE PWM CONTROL CIRCUITS
Published Nov 9, 2006
Detailed Description www.DataSheet4U.com YOUDA INTEGRATED CIRCUIT YD3843 CURRENT MODE PWM CONTROL CIRCUITS—YD3843 DESCRIPTION The YD3843 p...
Datasheet PDF File YD3843 PDF File

YD3843
YD3843

Overview
www.
DataSheet4U.
com YOUDA INTEGRATED CIRCUIT YD3843 CURRENT MODE PWM CONTROL CIRCUITS—YD3843 DESCRIPTION The YD3843 provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count.
FEATURES *Optimized for off-line and DC to DC converts *Low start up current(<1mA) *Automatic feed forward compensation *Pulse-by-Pulse current limiting *Enhanced load response characteristic *Under-voltage lookout with hysteresis.
*Double pulse Suppression *High current totem pole output *Internally trimmed band-gap reference *500kHz operation *Low Ro error amp BLOCK DIAGRAM 8 7 UVL 1/2 5V REF S/R VCC 6 5 R S + EA 1/3 1V OS...


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