SUMMIT
MICROELECTRONICS, Inc.
Compact PCI Hot-Swap Controller
With IPMI Support
FEATURES
!
IPMI Implementation
"
IPMB Interface
"
Software Controlled Power-Up/-Down
"
Status Reporting: 5V, 3.3V, V1, V2, Healthy,
Signal Valid, Reset
"
2k-Bit
E
2
PROM
Memory
!
Full Voltage Control for Hot Swap Applications
"
Detect, Monitors and Controls up to 4 inde-
pendent supplies
!
14V High Side Driver Generation Allows use of
Low On Resistance N-Channel FETs
!
Under-Voltage Lockout
SMH4044
Preliminary
!
Electronic Circuit Breakers
"
Programmable Over-current Levels
!
Card Insertion Detection
!
Card Voltage Sequencing
!
Flexible Reset Control
"
Low Voltage Resets
"
Host Reset Filtering
"
Soft Reset
!
Adjustable Power On Slew Rate
SIMPLIFIED APPLICATION DRAWING
CompactPCI
Backplane
12V
5V
4.7kΩ
0.33µF
10Ω
330kΩ
IPMB_SCL
GAO
GA1
GA2
27
7
11
12
20
16
15
6
18
19
SCL
A0
12V
A1
A2
SGNL_VLD#
BD_SEL1#
BD_SEL2#
MONITOR1
LOCAL_PCI_RST
CBI_3
36
VGATE3
34
CARD_3V_MON
33
29
MONITOR 2
30
DRVREN#
45
0.1µF
5V
1N4148
42
IPMB_SDA
26
SDA
VCC
44
CBI_5
41
VGATE5
40
CARD_5V_MON
SMH4044
GND
HST_
HEALTHY# 3V_MON
35
3.3V
3.3V
2057 SAD-A
Simplified Application Drawing — Triple Voltage Hot Swap (12V, 5V, 3.3V)
©SUMMIT MICROELECTRONICS, Inc., 2001 • 300 Orchard City Dr., Suite 131 • Campbell, CA 95008 • Phone 408-378-6461 • FAX 408-378-6586 •
www.summitmicro.com
Characteristics subject to change without notice
2057 1.x 8/16/01
1
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
