MIC2591B MICREL [Micrel Semiconductor], MIC2591B Datasheet - Page 15

• Manufacturer Part Number: MIC2591B
• Description: Dual-Slot PCI Express Hot-Plug Controller
• Manufacturer: MICREL [Micrel Semiconductor]

Functional Characteristics (cont.)
March 2005
+3VIN
/FAULT
+12VIN
VSTBY
3V Undervoltage Fault Response
3V Ouput Discharge Response
V
UV(3V)
MAIN(12V and 3.3V) Supplies ENABLED
Slot A
TIME (500µs/div.)
TIME (25ms/div.)
Output disabled by ON pin
V
UVLO(3V)
C
LOAD
= 1000µF
I
OUT
= 0A
15
+12VIN
/FAULT
+12VIN
VSTBY
12V Undervoltage Fault Response
12V Ouput Discharge Response
V
MAIN(12V and 3.3V) Supplies ENABLED
Slot A
UV(12V)
TIME (250ms/div.)
TIME (500µs/div.)
Output disabled by ON pin
V
UVLO(12V)
C
LOAD
= 1000µF
I
OUT
M9999-033105
= 0A