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Power Supply Cookbook, 2nd Edition
book

Power Supply Cookbook, 2nd Edition

by Marty Brown
June 2001
Intermediate to advanced content levelIntermediate to advanced
280 pages
10h 38m
English
Newnes
Content preview from Power Supply Cookbook, 2nd Edition
Driving the IGBT is identical to the MOSFET. It has similar gate driving char-
acteristics and a MOSFET driver IC works very well with an IGBT.
3.8 Selecting the Controller IC
Today, one has many choices in the area of controller-integrated circuits. One
must decide early in the design process how much functionality and integration
70 Pulsewidth Modulated Switching Power Supplies
V
G
Load
R
on
(a)
V
G
Load
R
off
(b)
Load
V
G
V
G
(c)
Load
(d)
V
G
C
CR
G
1K
1:1
C> 10 C
iss
(e)
T
Figure 3–38 MOSFET drive circuits: (a) passive turn-on; (b) passive turn-off; (c) bipolar
totem-pole; (d) MOS totem-pole; (e) transformer-isolated drive.
Collector
Gate
Emitter
SCR
Figure 3–39 The IGBT.
is desired ...
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Publisher Resources

ISBN: 9780750673297