Datasheet

MAX8536 Typical Operating Characteristics (continued)
(V
CC
= 12V, R
TIMER
= 25kΩ, UVP = 2V, OVP = 1V, C
GATE
= 0.01µF, BUS = 100µF, T
A
= +25°C, unless otherwise specified.)
MAX8535/MAX8536/MAX8585
ORing MOSFET Controllers with Fastest
Fault Isolation for Redundant Power Supplies
______________________________________________________________________________________ 11
TIMER-ENABLED STARTUP AND SHUTDOWN
WAVEFORMS (V
CC
= 5V, V
BUS
= 5V)
MAX8535/MAX8536 toc18
I
MOSFET
50mA/div
V
CS
5V/div
V
GATE
10V/div
V
TIMER
2V/div
4ms/div
TIMER-ENABLED STARTUP AND SHUTDOWN
WAVEFORMS (V
CC
= 5V, V
BUS
= 0V)
MAX8535/MAX8536 toc19
I
MOSFET
1A/div
V
CS
5V/div
V
GATE
10V/div
V
TIMER
2V/div
10ms/div
REVERSE-CURRENT FAULT WAVEFORM
(R1 = 10Ω)
MAX8535/MAX8536 toc20
I
MOSFET
5A/div
V
FAULT
5V/div
V
GATE
10V/div
V
CS
1V/div
5V
400ns/div
UVP FAULT WAVEFORM
(R1 = 100Ω)
MAX8535/MAX8536 toc21
V
CS
1V/div
V
FAULT
5V/div
V
GATE
V
UVP
2V/div
1µs/div
1.25V
SELECTIVE OVP SHUTDOWN WAVEFORM
(R1 = 10
Ω)
MAX8535/MAX8536 toc22
V
FAULT
5V/div
V
GATE2
(GOOD UNIT)
10V/div
V
GATE1
(OVP UNIT)
10V/div
V
CS
1V/div
5V
1µs/div