SMH4044F データシートの表示（PDF） - Summit Microelectronics

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SMH4044F

Compact PCI Hot-Swap Controller With IPMI Support

Summit Microelectronics 

SUMMIT

MICROELECTRONICS, Inc.

Compact PCI Hot-Swap Controller

With IPMI Support

SMH4044

Preliminary

FEATURES

! IPMI Implementation

" IPMB Interface

" Software Controlled Power-Up/-Down

" Status Reporting: 5V, 3.3V, V1, V2, Healthy,

Signal Valid, Reset

" 2k-Bit E2PROM 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

! 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

IPMB_SDA

IPMB_SCL

GAO

GA1

GA2

42

26 SDA

VCC

27 SCL

7 A0

11 A1

12 A2

20 SGNL_VLD#

16 BD_SEL1#

15 BD_SEL2#

44

CBI_5

41

VGATE5

40

CARD_5V_MON

DRVREN# 45

MONITOR 2 30

SMH4044

6 MONITOR1

18 GND

HST_

19 HEALTHY# 3V_MON

35

LOCAL_PCI_RST 29

CBI_3 VGATE3 CARD_3V_MON

36

34

33

5V

4.7kΩ

1N4148

330kΩ

0.33µF

10Ω

0.1µF

12V

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

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