VIPER12A View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'VIPER12A' PDF : 15 Pages View PDF
VIPer12ADIP / VIPer12AS
Figure 4 : Peak Drain Current Vs. Feedback Current
ID
IDpeak
4mH
100V
1/FOSC
t
VFB
IFBsd ⋅ RFB
18V
VDD
FB
CONTROL
DRAIN
IFB
47nF VIPer12A
SOURCE
100V
The drain current limitation is
obtained for VFB = 0 V, and a
negative current is drawn from
the FB pin. See the Application
section for further details.
IFB
IDpeak
IDlim
GID = –∆----I-∆-D---I--pF----eB---a---k-
IFB
0
IFBsd
Figure 5 : Thermal Shutdown
Tj
TSD
THYST
VDD
VDDon
t
Automatic
start up
t
6/15
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