Analog Devices LTM4683 Manual page 80

LTM4683
TYPICAL APPLICATIONS
2
I C/SMBus I/F WITH PMBus COMMAND
SET TO/FROM IPMI OR OTHER BOARD
MANAGEMENT CONTROLLER
V , 6V TO 14V
IN
+
22µF
150µF 1m
×8
1
1µF
1m
1
1µF
V
DD33A_01
4.99k
RUN
ON_OFF_CONFIG
4.99k
FAULTB
4.99k
PGOOD
2
I C/SMBus I/F WITH PMBus COMMAND
SET TO/FROM IPMI OR OTHER BOARD
MANAGEMENT CONTROLLER
V , 6V TO 14V
IN
+
22µF
150µF 1m
×8
1
1µF
1m
1
1µF
RUN
ON_OFF_CONFIG
FAULTB
FAULT INTERRUPTS
PGOOD
CHANNEL0: g = 2.35mS, R
m
CHANNEL1: g = 2.35mS, R
m
CHANNEL2: g = 2.35mS, R
m
CHANNEL3: g = 2.35mS, R
m
Figure 50. Two Paralleled LTM4683 Producing 0.7V
2
Over 2-Wire I C/SMBus/PMBus Serial Interface
80
V
DD33A_01
4.99k 4.99k 4.99k 4.99k
ALERT SHARE_CLK SYNC SDA SCL
+
IN_01
–
IN_01
V
IN01
SV
IN_01
+
IN_23
–
IN_23
V
IN23
SV
IN_23
V
IN_VBIAS
RUNP
RUN0
RUN1
RUN2
RUN3
FAULT0
FAULT1
FAULT2
FAULT3
PGOOD0
PGOOD1
PGOOD2
PGOOD3
COMPb
COMPa
10000pF 470pF
ALERT SHARE_CLK SYNC SDA
+
IN_01
–
IN_01
V
IN01
SV
IN_01
+
IN_23
–
IN_23
V
IN23
SV
IN_23
V
IN_VBIAS
RUNP
RUN0
RUN1
RUN2
RUN3
FAULT0
FAULT1
FAULT2
FAULT3
PGOOD0
PGOOD1
PGOOD2
PGOOD3
COMPb
COMPa
= 8k, FREQ = 575kHz
COMP
= 8k, FREQ = 575kHz
COMP
= 8k, FREQ = 575kHz
COMP
= 8k, FREQ = 575kHz
COMP
OUT
For more information
4.7µF
4.99k
LTM4683
MODULE A
14.3k 14.3k
787Ω 787Ω 1.5.4k
4.7µF
SCL
LTM4683
MODULE B
14.3k 14.3k
787Ω 787Ω 15.4k
at 250A. Integrated Power System Management Features Accessible
www.analog.com
22µF
4.7µF
SW0
V
OUT0
100µF
×2
+ +
V V
OSNS0 OSNS
– –
V V
OSNS0 OSNS
SW1
V
OUT1
100µF
×2
+ +
V V
OSNS1 OSNS
– –
V V
OSNS1 OSNS
SW2
V
OUT2
100µF
×2
+ +
V V
OSNS2 OSNS
– –
V V
OSNS2 OSNS
SW3
V
OUT3
100µF
×2
+ +
V V
OSNS3 OSNS
– –
V V
OSNS3 OSNS
GND
SGND_23
SGND
SGND_01
32.4k
22.6k
14.3k 14.3k
CONFIG RESISTORS ARE TO BE 1%, 50PPM
MFR_CONFIG_ALL BIT[6] = 0
15.4k MFR_CONFIG_ALL BIT[4] = 0
MAIN DEVICE 0,1 ADDRESS:100_1111_R/W
MFR_CONFIG_ALL BIT[4] = 1
SUBORDINATE DEVICE 2,3 ADDRESS:100_1110_R/W
22µF
4.7µF
SW0
V
OUT0
100µF
×2
+ +
V V
OSNS0 OSNS
– –
V V
OSNS0 OSNS
SW1
V
OUT1
100µF
×2
+ +
V V
OSNS1 OSNS
– –
V V
OSNS1 OSNS
SW2
V
OUT2
100µF
×2
+ +
V V
OSNS2 OSNS
– –
V V
OSNS2 OSNS
SW3
V
OUT3
100µF
×2
+ +
V V
OSNS3 OSNS
– –
V V
OSNS3 OSNS
GND
SGND_23
SGND_01
4683 F50
18k
15.4k
14.3k 14.3k
CONFIG RESISTORS ARE TO BE 1%, 50PPM
MFR_CONFIG_ALL BIT[6] = 0
15.4k MFR_CONFIG_ALL BIT[4] = 1
SUBORDINATE DEVICE 0,1 ADDRESS:100_1101_R/W
SUBORDINATE DEVICE 2,3 ADDRESS:100_1100_R/W
+
560µF
×2
+
560µF
×2
+
V
OSNS
0.7V AT 250A
LOAD
–
V
OSNS
+
560µF
×2
+
560µF
×2
Rev. 0