Altera Cyclone IV GX Transceiver Starter Board Instrukcja Użytkownika Pobierz pdf (Strona 35)

Chapter 2: Board Components 2–27

Power Supply

Table 2–32 lists the power supply component reference and manufacturing

information.

Figure 2–7. Power Distribution System

Switching/

Linear

Regulator

(+/- 3%)

*85% efficiency has been

assumed for all switching

regulators

5V_USB

USB PHY Analog,

EEPROM

Linear

Regulator

(LT3027

Output 1)

2.5V_USB

EPM240 VCCINT/VCCIO,

Emb. Blaster, USB PHY IO,

24M OSC

0.024 A

0.042 A

0.066 A

5V_USB

5.0 V

2.5 V

1.2 V

0.177 A

1.2_VCCL_GXB

EP4CGX15 Transceiver

PMA Clocking

2.5V

Sync SRAM, Flash VDDQ,

Enet PHY AVDD, EPM2210,

3 oscillators. 2 clock buffers

2.5 V

1.10 A

2.5_VCC

EP4CGX15 VCCA,

VCC_CLKIN

2.5 V

0.085 A

1.2_VCCINT

EP4CGX15 Core Voltage

1.2 V

1.083 A

1.2 V

1.634A

5.35V_MONITOR

LT2418

5.35 V

0.010 A

2.5_VCC_GXB

EP4CGX15 VCCH_GXB,

VCCA_GXB

2.5_VCCIO

EP4CGX15 VCCIO Banks

2.5 V

0.057 A

2.5 V

0.025 A

9 V - 16 V

DC INPUT

6.345 W

9 V(0.705 A)

ideal

diode mux

12 V - PCI Express Motherboard

5.5 A Maximum

1.2_VCCD_PLL

EP4CGX15 Digital PLL

1.2 V

0.07 A

5.0V

Char LCD, Linear Reg Input

3.3 V

0.02 A

3.3V

Flash VCCD

5.0 V

0.005 A

LT3510 Dual Switcher

1.2V

Enet PHY DVDD

1.2 V

0.304 A

2.5 V

1.267 A

BEAD

0.015 A

Linear

Regulator

(LT3023

Output 1)

SENSE

(R75)

SENSE

(R83)

SENSE

(R66)

SENSE

(R74)

SENSE

(R65)

SENSE

(R82)

0.02 A

0.042 A

5.0 V

6.033 W

9 V(0.67 A)

Table 2–32. Power Supply Component Reference and Manufacturing Information

Board Reference Description Manufacturer

Manufacturing

Part Number

Manufacturer

Website

— 16-V power supply EDAC Power Electronics EA1060A www.edac.com.tw

1 2 ... 30 31 32 33 34 35 36 37 38 39 40

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