Altera Cyclone IV GX Transceiver Starter Board - Manual (Page 35)

Chapter 2: Board Components 2–27
Power Supply
© March 2010 Altera Corporation Cyclone IV GX Transceiver Starter Board Reference Manual
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)
ide
a
l
di
ode 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
BEAD
BEAD
BEAD
0.015 A
Linear
Regulator
(LT3023
Output 1)
R
SENSE
(R75)
R
SENSE
(R83)
R
SENSE
(R66)
R
SENSE
(R74)
R
SENSE
(R65)
R
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