HV320
Extending Circuit Breaker Delay
Connecting a resistor in series with the SENSE pin and a capacitor between the SENSE and V
EE
pins as shown in the
following diagram may be used to extend the Circuit Breaker delay time beyond the 5µs internally set delay time.
GND
R1
487k
UV
R2
6.81k
OV
Vee
Sense
R5
C
R4
5 mOhm
R
1k
C2
10nF
IRFB4710
Gate
Vin
HV320
LOAD
R3
9.76 k
-48V
Application Circuit 3
Supertex inc.
©2003
Supertex Inc. All rights reserved. Unauthorized use ofr reproduction prohibited.
1225 Bordeaux Drive, Sunnyvale, CA 94089
TEL: (408) 222-8888 · FAX: (408) 222-4895
www.supertex.com
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