Datasheet

V+
PMBD PMBCTRL1
PMBCTRL2 PMBCTRL5
PMBCTRL4
PMBC
PMBALERT
PMBCTRL3
PMBus Interface
GND
PMBus Pull Up Jumpers
R13
33
R14
33
R20
33
R12
33
1
2
3
4
5
6
7
8
9
10
J3
D3
D4
R23
1.5K
R22
1.5K
J10
J9
J6
R62
1.5K
J42
PMBUS_ALERT
[1,2,5,6]
PMBUS_CLK
[1,2,5,6]
PMBUS_DATA
[1,2,5,6]
PMBUS_CTRL
[1,2,5]
DGND
DGND
PMBUS_DATA
[1,2,5,6]
PMBUS_CLK
[1,2,5,6]
+3_3V
[1,2,4,5,9]
USB_V33
PMBUS_ALERT
[1,2,5,6]
www.ti.com Schematics
Figure 6. UCD3138OL64EVM-031 Schematics (PMBus) 6 of 9
9
SLUUA10–October 2012 Using the UCD3138OL64EVM-031
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