Typical Applications - Analog Devices LTM4683 Manual

LTM4683

TYPICAL APPLICATIONS

2
I C/SMBus I/F WITH PMBus COMMAND
10k
SET TO/FROM IPMI OR OTHER BOARD
MANAGEMENT CONTROLLER
V , 6V TO 12V
IN
IN_01
+
22µF
1m
150µF
×8
1
IN_01
V
IN01
SV
IN_01
1µF
IN_23
1m
1 IN_23
V
IN23
SV
IN_23
1µF
V
IN_VBIAS
RUNP
V
10k
DD33_01
RUN0
10k
RUN1
10k
RUN2
10k
RUN3
ON_OFF_CONFIG
FAULT0
FAULT1
10k
FAULT2
FAULT INTERRUPTS
FAULT3
10k
PGOOD0
10k
PGOOD1
10k
PGOOD2
10k
POWER GOOD
PGOOD3
4700pF
CHANNEL0: g = 3.02mS, R = 13k, FREQ = 575kHz
m COMP
CHANNEL1: g = 3.02mS, R = 13k, FREQ = 575kHz
m COMP
CHANNEL2: g = 3.02mS, R = 13k, FREQ = 350kHz
m COMP
CHANNEL3: g = 3.02mS, R = 13k, FREQ = 350kHz
m COMP
Figure 48. Quad 31.25A DC/DC µModule Regulator with I
78
V
DD33_01
10k 4.99k 4.99k 4.99k 4.99k 4.99k
+
–
+
–
4700pF 4700pF 4700pF
150pF 150pF 150pF 150pF
For more information
4.7µF
4.7µF
LTM4683
14.3k 14.3k
787Ω 32.4k
CONFIG RESISTORS ARE TO BE 1%, 50PPM
MFR_CONFIG_ALL BIT[6] = 0
MFR_CONFIG_ALL BIT[4] = 0
DEVICE 0,1 ADDRESS:100_1111_R/W
DEVICE 2,3 ADDRESS:100_1110_R/W
2
C/SMBus/PMBus Serial Interface
www.analog.com
22µF
SW0
V
OUT0
+
V
OSNS0
LOAD
–
V
OSNS0
SW1
V
OUT1
+
V
OSNS1
LOAD
–
V
OSNS1
SW2
V
OUT2
+
V
OSNS2
LOAD
–
V
OSNS2
SW3
V
OUT3
+
V
OSNS3
LOAD
–
V
OSNS3
GND
SGND_23
SGND
SGND_01
4683 F48
32.4k
22.6k
14.3k 14.3k
22.6k 15.4k
0.7V AT 31.25A
+
100µF
560µF
×4
×4
0.6V AT 31.25A
+
100µF
560µF
×4
×4
0.5V AT 31.25A
+
100µF
560µF
×4
×4
0.4V AT 31.25A
+
100µF
560µF
×4
×4
Rev. 0