Xilinx ML628, User Manual, Page: 12 / 26

ML628 Board User Guide www.xilinx.com 11
UG771 (v1.0.1) June 28, 2011
Detailed Description
Onboard Power Regulation
Figure 1-3 shows the onboard power supply architecture.
Note:
Power regulation jumpers are not shown in
Figure 1-3
.
X-Ref Target - Figure 1-3
Figure 1-3: ML628 Board Power Supply Block Diagram
UG771_c1_03_022211
External S u pply Jacks
( V CCI N T_B)
V
CCAUX
V CCO
V CC2 V 5
V CC3 V 3
V
CC5
J223 J227
J175
J173
J279 J2 8 0
J174
J9 8
Po w er Controller 1
UCD9240PFC U 8
S w itching Mod u le PTD0 8 A020 W
1.0
V
at 20A max U10
S w itching Mod u le PTD0 8 A020 W
2.5 V at 20A max
U12
S w itching Mod u le PTD0 8 A020 W
PT V 12020 W AH DC-DC Con v erter
MGTHA
V
CCRX
2.5 V at 20A max
Po w er Controller 2
UCD9240PFC
GTH Transcei v er
Po w er Mod u le
U19
U23
S w itching Mod u le PTD0 8 A020 W
3.3
V
at 20A max
5.0 V at 13A max
U22
U31
S w itching Mod u le PTD0 8 A020 W
2.5 V at 20A max
U13
Po w er S u pply
12
V
P
W
R I
N
J122 or J141
or J234
MGTHA V CC
S w itching Mod u le PTD0 8 A020 W
1.0 V at 20A max U41
V
CCI
N
T
( V CCI N T_A)
J440
J2 8 3 J2 8 2
MGTHA V TT
MGTHA V CCPLL
J179 J1 8 9
MGTA V TT
GTX Transcei v er
Po w er Mod u le
MGTA V CC