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Figure 2–11. power distribution system – Altera Arria V GX FPGA Development Board User Manual

Page 84

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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