Xilinx SP605 Onboard Power Regulation, Power Management, Power Supply, UG526 v1.1.1 February 1

Models: SP605

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Power Management

Power Management

Onboard Power Regulation

Figure 1-25shows the SP605 onboard power supply architecture. The SP605 uses Texas Instruments power controllers for primary core power control and monitoring.

Power Supply

12V

PWR

Jack

J18 or J27

Linear Regulator

U5

5.0V@1.5A max TL1963AKTTR

Op Amps

Linear Regulator

U49

3.0V@500mA max LT1763CS8

SPI x4 Memory

 

 

Power Controller 1

U26

 

 

 

 

UCD9240PFC

 

 

 

 

 

 

 

 

 

 

 

 

 

Switching Module

U18

 

 

FPGA

 

 

VCCINT 1.2V@10A max

 

 

 

 

 

 

 

 

PTD08A010W

 

 

 

 

 

 

 

 

 

 

 

 

 

Switching Module

U20

 

 

FPGA

 

 

VCCAUX 2.5V@10A max

 

 

 

 

 

 

 

 

PTD08A010W

 

 

 

 

 

 

 

 

 

 

 

 

 

Switching Module

U19

 

 

FPGA

 

 

VCC 2.5V@10A max

 

 

 

 

 

 

 

 

 

 

 

PTD08A010W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Linear Regulator

U44

Linear FLash Memory

 

 

 

 

1.8V@500mA max

 

 

 

 

 

 

 

 

 

 

 

 

TL1963A-18DCQR

 

 

 

Power Controller 2

U27

 

UCD9240PFC

 

 

 

Switching Module

U22

 

 

3.3V@10A max

 

 

 

PTD08A010W

 

 

 

 

 

 

 

 

 

 

Switching Module

U21

 

 

1.5V@10A max

 

 

 

PTD08A010W

 

 

 

 

 

 

 

 

 

 

System Power

DDR3 Memory

Onboard Power Regulation 1.5V

10K

0.75Vref

10K 3.3V

Linear Regulator

U51

MGT AVCC 1.2V@3A max TPS74401

Sink/Source Regulator U11

0.75VTT/VREF@3A max TPS51200DRCT

MGTs

DDR3 Memory Terminations

UG526_25_100509

Figure 1-25:Onboard Power Regulators

SP605 Hardware User Guide

www.xilinx.com

53

UG526 (v1.1.1) February 1, 2010

Page 53
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Xilinx SP605 manual Onboard Power Regulation, Power Management, Power Supply, 25 Onboard Power Regulators