Typical Applications - Analog Devices Linear LTM 4700 User Manual

Dual 50a or single 100a µmodule regulator with digital power system management
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TYPICAL APPLICATIONS

5.75V TO 16V
V
IN
150µF
22µF
×6
V
DD33
10k
4.99k
10k
10k
10k
ON/OFFCONFIG
FAULT INTERRUPTS
• SLAVE ADDRESS = 1001110_R/W (0X4E)
• 425kHz SWITCHING FREQUENCY
• NO GUI CONFIGURATION AND NO PART-SPECIFIC PROGRAMMING REQUIRED
EXCEPT: VIN_OFF < VIN_UV_WARN_LIMIT, VIN_ON <4.3V
• IN MULTI-MODULE SYSTEMS, CONFIGURING RAIL_ADDRESS IS RECOMMENDED
Figure 46. 1.0V and 1.5V Outputs at 50A With Providing I
2.2µF
V
DD33
+
IN
1mΩ
IN
V
IN1
V
IN0
SV
IN
10k
RUN1
RUN0
FAULT0
FAULT1
SYNC
SHARE_CLK
WP
100pF
2200pF
For more information
10k
22µF
PGOOD0
10k
PGOOD1
LTM4700
2200pF
2.43k
4.22k
100pF
2
C/SMBus/PMBus Serial Interface
www.analog.com
LTM4700
RSNUB0
SW0
CSNUB0
V
OUT0
V
1V, 50A
OUT0
+
V
OSNS0
100µF
LOAD0
×4
V
OSNS0
RSNUB1
SW1
V
OUT1
V
1.5V, 50A
OUT1
+
V
OSNS1
100µF
LOAD1
×4
V
OSNS1
SCL
SDA
ALERT
GND
10k
10k
SGND
V
DD33
2
I
C/SMBus I/F WITH PMBus COMMAND SET
TO/FROM IPMI OR OTHER BOARD
4700 F46
MANAGEMENT CONTROLLER
18k
22.6k
CONFIG RESISTORS ARE
TO BE 1%, 50PPM
470µF
×2
CSNUB1
470µF
×2
10k
Rev. B
71

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