SMH4042 Datasheet, PDF (16/28 Pages) Summit Microelectronics, Inc. – Hot Swap™ Controller

15V
CompactPCI Applications Aid
Figure 3. Power Control and Power Plane Isolation
SMH4042
Backend
Power Plane
Early
Power
Circuits
I/Os
Pre-Charge
Vref ^VGATE5
CBI_5
SMH4042
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 4. Typical delay between VGATE5 and VGATE3
2037 ILL24.0
10V
VGATE5
VGATE3
5V
2037-07 9/23/99
0V
t0
10ms
20ms
30ms
16
40ms
50ms
60ms
2037 ILL25.0