Altera Arria V GT FPGA Development Board - Manual (Page 79)

Chapter 2: Board Components 2–69
Power Supply
December 2014 Altera Corporation Arria V GT FPGA Development Board
Reference Manual
Power Distribution System
Figure 2–12 shows the power distribution system on the development board.
Regulator efficiencies and sharing are reflected in the currents shown, which are
conservative absolute maximum levels.
Figure 2–12. 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
1.15 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