MIC2593 Micrel Semiconductor, MIC2593 Datasheet - Page 2

• Manufacturer Part Number: MIC2593
• Description: Dual-Slot PCI Hot Plug Controller
• Manufacturer: Micrel Semiconductor

MIC2593
Typical Application
M9999-042204
GPIA
GPIB
SMBus I/O
*
** Values determined by design requirements. See “Functional Description” section for detailed information.
#
Bold lines indicate high current paths
MBRS140T3 or equivalent is recommended.
Values for R
Controller
Hot Plug
100k
Address
SMBus
AUXENA
AUXENB
/FAULTB
/FAULTA
Base
SDA
SCL
/INT
5VGATE[A/B]
ONA
ONB
10k
V
100k
STBY
3
Supply
Power
and R
V
STBY
**C3
**C1
VSTBY
V
V
3VGATE[A/B]
STBY
STBY
10k
+5.0V
+3.3V
+12V
–12V
0.1 F
0.1 F
**C4
**C2
may vary depending upon the C
10k
2
4
0.1 F
26
34
35
38
45
42
44
43
36
41
40
39
37
47
48
11
3
2
4
1
12VINA 12VINB
12VSLEWA
12VSLEWB
CFILTERA
CFILTERB
A0
A1
A2
/INT
SCL
SDA
SDA
SCL
/INT
VSTBYA
VSTBYB
GPIA
GPIB
AUXENA
AUXENB
ONA
ONB
/FAULTA
/FAULTB
5
32
Management
Controller
MIC2593
0.1 F
GS
12MVINA 12MVINB
of the external MOSFETs.
2
17
12MVOUTA
12MVOUTB
5VSENSEA
3VSENSEA
5VSENSEB
3VSENSEB
12VOUTB
5VGATEA
3VGATEA
12VOUTA
5VGATEB
3VGATEB
5VOUTB
3VOUTB
5VOUTA
3VOUTA
VAUXA
VAUXB
5VINA
3VINA
5VINB
3VINB
18
GND
GND
0.1 F
15
6
7
8
9
12
13
14
16
10
19
31
30
29
0.01 F
28
25
24
23
21
27
20
22
33
46
0.01 F
0.01 F
C
GATE
0.1 F
0.1 F
0.1 F
0.1 F
#
(Clamp)
Schottky Diode
*R
*R
*R
12VGATEA
15
15
C
0.01 F
3VGATEA
12VGATEB
15
GATE
*R
3VGATEB
15
Si4420DY
Si4420DY
Si4420DY
Si4420DY
R
0.008
R
0.008
R
0.005
R
0.005
SENSE
SENSE
SENSE
SENSE
PCI Connector
PCI Connector
5V, 5A
12V, 0.5A
–12V, 0.1A
3.3AUXB
PCI Bus
3.3AUXA
375mA
3.3V, 7.6A
12V, 0.5A
–12V, 0.1A
5V, 5A
3.3V, 7.6A
PCI Bus
April 2004
Micrel