Xilinx Virtex-7 VC7222 User Manual page 9

Power Management
Board 12V Input Power
VC7222 board receives 12V main power through J2 (callout 3,
adapter that ships with the board. J2 is a 6-pin (2 x 3), right angle, Mini-Fit connector.
Caution!
board (Xilinx part number 3800033).
Caution!
ATX connector is not compatible J2 and the board will be damaged if an attempt is made to power it
from a PC ATX power supply connector.
12V power can also be provided through:
•
•
Caution!
with a current limit set at 6A max.
Caution!
power to J2 and J131 at the same time.
Power Switch
Main board power is turned on or off using switch SW1 (callout 2,
switch is in the ON position, power is applied to the board and green LED DS11
illuminates (callout 19,
Onboard Power Regulation
Figure 1-3
VC7222 Transceiver Characterization Board
UG965 (v1.4) February 11, 2015
When supplying 12V through J2, use only the power supply provided for use with this
Do NOT use a 6-pin, PC ATX power supply connector with J2. The pinout of the 6-pin, PC
Connector J131 which accepts an ATX hard drive, 4-pin, power plug
Euro-Mag terminal block J12 which can be connected to a bench-top power supply
Because terminal block J12 provides no reverse polarity protection, use a power supply
Do NOT apply 12V power to more than a single input source. For example, do not apply
Figure
shows the onboard power supply architecture.
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1-2).
Detailed Description
Figure 1-2) using the 12V AC
Figure 1-2). When the
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