ISL6112 INTERSIL [Intersil Corporation], ISL6112 Datasheet - Page 2

• Manufacturer Part Number: ISL6112
• Description: Dual Slot PCI-Express Power Controller
• Manufacturer: INTERSIL [Intersil Corporation]

Functional Block Diagram (1 Channel)
FORCE_ON
12VSENSE
3VSENSE
CFILTER
12VIN
3VIN
GPI
BOTH A AND B SLOTS SHARE THE SCL, SDA, A0, A1, A2, INT PINS.
100mV*
100mV*
50mV
50mV
VSTBY
2
I REF
1.25V
ON/OFF
ON/OFF
ON
AUXEN
UVLO
12V
POWER-ON
UVLO
RESET
250µs
3V
ON/
OFF
ISL6112
DIGITAL CORE/SERIAL INTERFACE
SCL
VSTBY
UVLO
SDA
LOGIC CIRCUITS
VSTBY
VSTBY
40kΩ x 3
OVERCURRENT
SHUTDOWN
THERMAL
A2
VAUX
A1
VAUX CHARGE
PWRGD
VAUX
PUMP AND
MOSFET
A0
ON/OFF
12V BIAS
12VIN
3VIN
3VPWRGD
12VPWRGD
10.5V
2.8V
September 28, 2007
12VGATE
VAUX
3VGATE
PWRGD
FAULT
12VOUT
3VOUT
INT
GND
FN6456.0