Datasheet

MAX6495–MAX6499
72V, Overvoltage-Protection Switches/
Limiter Controllers with an External MOSFET
5
Maxim Integrated
STARTUP WAVEFORM
(C
IN
= 100μF, C
OUT
= 10μF, R
OUT
= 100Ω)
MAX6495 toc09
400μs/div
V
IN
10V/div
V
GATE
10V/div
V
OUT
10V/div
STARTUP FROM SHUTDOWN
(C
IN
= 100μF, C
OUT
= 10μF, R
OUT
= 100Ω)
MAX6495 toc10
400μs/div
V
SHDN
1V/div
V
GATE
10V/div
V
OUT
10V/div
OVERVOLTAGE SWITCH FAULT
(C
IN
= 100μF, C
OUT
= 10μF, R
OUT
= 100Ω)
MAX6495 toc11
200μs/div
V
IN
20V/div
V
GATE
20V/div
V
OUT
20V/div
OVERVOLTAGE LIMITER
(C
IN
= 100μF, C
OUT
= 10μF, R
OUT
= 100Ω)
MAX6495 toc12
400μs/div
V
IN
20V/div
V
GATE
20V/div
V
OUT
20V/div
TRIP THRESHOLD = 28V
Typical Operating Characteristics (continued)
(V
IN
= +12V, T
A
= +25°C, unless otherwise noted.)