MIC2590B-5YTQ MICREL [Micrel Semiconductor], MIC2590B-5YTQ Datasheet - Page 2

• Manufacturer Part Number: MIC2590B-5YTQ
• Description: Dual-Slot PCI Hot Plug Controller
• Manufacturer: MICREL [Micrel Semiconductor]

Typical Application
Micrel, Inc.
September 2008
/FAULTA, /FAULTB
AUXENA/AUXENB
Controller
Hot-Plug
ONA/ONB
SMBus I/O
SDA
SCL
/INT
Supply
Power
VSTBY
2
2
+5.0V
2
+3.3V
+12V
12V
20k
1%
SDA
SCL
/INT
12VIN1 12VIN2
VSTBY1
VSTBY2
12SLEWA
12SLEWB
CFILTERA
IREF
CFILTERB
GND
ONA/ONB
AUXENA/AUXENB
/FAULTA, /FAULTB
A0
A1
A2
/INT
SCL
SDA
Management
Controller
MIC2590B
12MVIN1 12MVIN2
12MVOUTA
12MVOUTB
3VSENSEA
5VSENSEB
3VSENSEB
5VGATEA
3VGATEA
5VGATEB
3VGATEB
12VOUTA
12VOUTB
5VSENA
5VOUTA
3VOUTA
5VOUTB
3VOUTB
VAUXA
VAUXB
5VINA
3VINA
5VINB
3VINB
2
C
C
C
1A Schotty Diode
GATE
GATE
GATE
4.7µF
4.7µF
(Clamp)
C
GATE
R
R
R
R
5VGATEA
3VGATEA
4.7µF
5VGATEB
3VGATEB
4.7µF
A
Bus Switch
/OE
R
R
R
R
SENSE
SENSE
SENSE
SENSE
B
PCI Bus
PCI Bus
3.3VAUXA
5V, 5A
3.3V, 7.6A
12V, 0.5A
5V, 5A
3.3V, 7.6A
12V, 0.5A
3.3VAUXB
12V, 0.1A
12V, 0.1A
Connector
PCI
M9999-091808
MIC2590B