Figure 2–11. power distribution system – Altera Arria V GX FPGA Development Board User Manual
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2–74
Chapter 2: Board Components
Power Supply
Arria V GX FPGA Development Board
November 2013
Altera Corporation
Reference Manual
Figure 2–11. Power Distribution System
2.5 V
Flash VDDQ, ENET VDD,
EPM2210 VCCIO2, NB6L11S,
6 Oscillators
A5_VCCD_PLL
VCCD_FPLL, VCCH_GXB,
VCCBAT
1.5 V, 1.133 A
A5_VCCIO_1.8V
FPGA VCCIO 1.8-V Banks
1.8 V, 1.688 A
A5_VCCR_GXB
VCCR_GXB, VCCL_GXB
A5_VCCT_GXB
VCCR_GXB
2.5 V, 0.141 A
2.5 V, 0.704 A
A5_VCCA
VCCA_FPLL, VCCAUX
2.5 V, 2.542 A
2.5 V, 1.226 A
A5_VCCPD_PGM_IO
VCCPD, VCCPGM
1.2 V, 4.512 A
1.2 V, 2.070 A
A5_VCCPD_PGM_IO
FPGA VCCIO 2.5-V Banks
A5_VCCA
VCCA_GXB
R
SENSE
R
SENSE
R
SENSE
BEAD
TPS51200
R
SENSE
1.8 V
Flash, QDR_VDD,
EPM2210, EPCQ
1.8 V, 0.693 A
R
SENSE
A5_VCCIO_1.5V
FPGA VCCIO 1.5-V Bank 8
1.5 V, 4.734 A
1.5 V
DDR3 VDD, EZ_USB
1.5 V, 1.080 A
R
SENSE
0.75 V, 0.050 A
VTT_DDR3A
VTT_DDR3B
TPS51200
VREF_DDR3B
0.75 V, 0.050 A
A5_VCCIO_FMC
VCCIO_FMC
1.8 - 3.3 V, 4.500 A
R
SENSE
A5_VCCINT
FPGA VCC
A5_VCCP
FPGA VCCP
1.1 V, 29.902 A
R
SENSE
BEAD
5.0 V, 0.018 A
5.0 V
Character LCD, MAX3378,
Regulator Bias
5.37 V, 0.220 A
ADC_MONITOR
LT2418 x 2
3.3 V, 2.198 A
3.3 V
ICS8543 CLK Buffer, EZ-USB,
SDI, OSC, Display Port
1.0 V, 0.253 A
1.0 V
ENET_DVDD
12 V, 3.0 A
12V_ATX
HSMA, HSMB, FMC
3.3 V, 9.4 A
3.3V_ATX
HSMA. HSMB, SFP+, FMC
LTM4628 Dual 8A
Switching Regulator
(+/- 3%)
BEAD
2.5 V, 5.861 A
1.2 V, 6.582 A
LT3026
1.5 A LDO
(+/- 3%)
LTM4628 Dual 8A
Switching Regulator
(+/- 3%)
1.8 V, 3.614 A
1.5 V, 5.864 A
VREF_DDR3A
LTM4618
Switching Regulator
LTC3880 Switching
Regulator (+/- 3%)
LT3029
Channel 1 LDO
LT3029
Channel 2 LDO
LTM4601
Switching Regulator
LTC3025-1 0.5 A
Linear Regulator
12 V, 2.093 A
12 V, 1.466 A
1.345 A
3.426 A
Ideal Diode
Multiplexer
Ideal Diode
Multiplexer
Ideal Diode
Multiplexer
12V_ATX
12V_ATX, 5.971 A
12 V, 8.651 A
3.3 V, 2.451 A
12 V, 5.5 A Maximum
PCIe Motherboard
3.3 V, 3.0 A Maximum
PCIe Motherboard
2.5 V, 1.249 A
12 V, 2.971 A
0.018 A
0.220 A
LTC3855 Dual
Channel Controller
DC INPUT 19 V
VCC/VCCP/VCCR_GXB/VCCT_GXB/VCCL_GXB
VCCPD/VCCPGM/VCCAUX/VCCA_FPLL, VCCA_GXB
VCCH_GXB/VCCD_FPLL
Power Sequencing