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The VCU1287 board uses power regulators and PMBus compliant digital PWM system
controllers from Maxim Integrated to supply the FPGA logic and utilities voltages listed in
Table
3-1. The board can also be configured to use an external bench power supply for each
voltage. See
Onboard Power
Table 3-1: Onboard Power System Devices
Device Part
Reference
Number
Designator
FPGA Logic
Maxim
MAX20751EKX
Maxim MAX15301
Maxim MAX15301
Maxim MAX15301
Maxim MAX15301
Utility
Maxim MAX15301
Maxim
MAX20751EKX
Maxim MAX15301
GTY Transceivers (monitoring only)
INA226
INA226
INA226
GTH Transceivers (monitoring only)
INA226
INA226
INA226
System Controller
Maxim MAX15053
Maxim MAX15027
VCU1287 Characterization Board
UG1121 (v1.0) December 11, 2015
Regulation.
MultiPhase master with PMBus interface
U23
controller (60A three phases at 20A/phase
U24
InTune digital point of load (PoL) controller, 8A
U26
InTune digital point of load (PoL) controller, 7A
InTune digital point of load (PoL) controller,
U27
10A
InTune digital point of load (PoL) controller,
U95
2.5A
InTune digital point of load (PoL) controller,
U29
10A
MultiPhase Master with PMBus Interface
U30
Controller (40A three phases at 13.33A/phase)
InTune digital point of load (PoL) controller,
U31
12A
Current shunt and power monitor with I2C
U99
interface
Current shunt and power monitor with I2C
U97
interface
Current shunt and power monitor with I2C
U98
interface
Current shunt and power monitor with I2C
U50
interface
Current shunt and power monitor with I2C
U51
interface
Current shunt and power monitor with I2C
U52
interface
U13
Fixed LDO regulator
U33
Fixed LDO regulator
www.xilinx.com
Chapter 3:
Description
Board Component Descriptions
Power Rail Net
Voltage
Name
VCCINT
0.95V
VCCAUX
1.8V
VCCBRAM
0.95V
VCCO_HP
1.8V
VCCO_HR
1.8V
UTIL_2V5
2.5V
UTIL_3V3
3.3V
UTIL_5V0
5.0V
MGTAVCC_L
1.0V
MGTAVTT_L
1.2V
MGTVCCAUX_L
1.8V
MGTAVCC_R
1.0V
MGTAVTT_R
1.2V
MGTVCCAUX_R
1.8V
SYS_1V0
1.0V
VCC_1V2
1.2V
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