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| SI9118_11 Datasheet, PDF (7/11 Pages) Vishay Siliconix – Programmable Duty Cycle Controller | |||
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STANDARD APPLICATION CIRCUITS
+VIN
PWM/PSM
VREF
NI
FB
COMP
SS/EN
ILIMIT
VCC
ICS
DR
-V IN
DMAX
VSC
COSC
ROSC
Si9118, Si9119
Vishay Siliconix
VO
Si9420DY
TL431
- 48 V (- 42 to - 56 V)
Figure 2. Si9118 15 W Forward Converter Schematic
+VIN
PWM/PSM
VREF
NI
FB
COMP
SS/EN
ILIMIT
VCC
ICS
DR
-V IN
DMAX
SYNC
COSC
ROSC
Si9420DY
TL431
- 48 V (- 42 to - 56 V)
Figure 3. Si9119 Forward Converter With External Slope Compensation
Document Number: 70815
www.vishay.com
S11-0975âRev. E, 16-May-11
7
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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