SMH4042A Datasheet, PDF (17/28 Pages) Summit Microelectronics, Inc. – Distributed Power Hot-Swap Controller for CompactPCI

SMH4042A
Power Control and Power Plane Isolation
Backend
Power Plane
Early
Power
Circuits
I/Os
Pre-Charge
Vref ^VGATE5
CBI_5
SMH4042A
VCC5
CARD_5V_MON
CARD_3V_MON
HST_3V_MON
CBI_3
VGATE3
Early
Power
Early
Power
Sense
Resistor
Current
Limit
Resistor
Long Power Pin
Medium Power Pin
Long Power Pin
Medium Power Pin
Medium Ground Pin
Long Ground Pins
Figure 12. Power Control and Power Plane Isolation
15
2070 Fig12
10
VGATE5
VGATE3
5
0
0
10
20
30
40
50
60
TIME (ms)
Figure 13. Typical Delay: VGATE5 to VGATE3
SUMMIT MICROELECTRONICS, Inc.
2070 9.1 5/27/03
17