CRPS電源設計向導 CRPS Design Guide r-2017

IntelConfidential

CommonRedundantPowerSupply(CRPS)DesignGuideForServers

Document#573090Revision2.0

May2017

Doc#573090

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TableofContents

1GENERAL

8

2MECHANICALOVERVIEW

8

2.1DCOUTPUTCONNECTOR

8

2.2HANDLERETENTION

9

2.3LEDMARKINGANDIDENTIFICATION

9

2.4ACOUSTICREQUIREMENTS

9

2.5IN-SYSTEMTHERMALREQUIREMENTS

10

2.5.1SystemAirflowImpedance

11

2.6MINIMALPSUFANSPEED

14

2.7FANANDFANSPEEDCONTROLREQUIREMENTS

14

2.8THERMALSENSORS,CLST,ANDOTP

15

3ACINPUTREQUIREMENTS

15

3.1POWERFACTORANDITHD

15

3.2ACINLETCONNECTOR

16

3.3ACINPUTVOLTAGESPECIFICATION

16

3.3.1240VDCInputSpecification(ChinaCertsonly)

16

3.4ACLINEISOLATIONREQUIREMENTS

16

3.5ACLINEDROPOUT/HOLDUP

16

3.5.1ACLine12VSBHoldup

17

3.6ACLINEFUSE

17

3.7ACINRUSH

17

3.8ACLINETRANSIENTSPECIFICATION

17

3.9SUSCEPTIBILITYREQUIREMENTS

18

3.10ELECTROSTATICDISCHARGESUSCEPTIBILITY

18

3.11FASTTRANSIENT/BURST

18

3.12RADIATEDIMMUNITY

18

3.13SURGEIMMUNITY

18

3.13.1SupplementalSurgeImmunity

18

3.14VOLTAGEINTERRUPTIONS

18

3.15POWERRECOVERY

18

4EFFICIENCY

19

5DCOUTPUTSPECIFICATION

19

5.1OUTPUTPOWER/CURRENTS

19

5.2PMAXPEAKLOADPROTECTIONREQUIREMENTS

20

5.3STANDBYOUTPUT

20

5.4VOLTAGEREGULATION

20

5.5DYNAMICLOADING

20

5.6CAPACITIVELOADING

21

5.7GROUNDING

21

5.8CLOSEDLOOPSTABILITY

21

5.9RESIDUALVOLTAGEIMMUNITYINSTANDBYMODE

21

5.10COMMONMODENOISE

21

5.11SOFTSTARTING

22

5.12ZEROLOADSTABILITYREQUIREMENTS

22

5.13HOTSWAPREQUIREMENTS

22

5.14FORCEDLOADSHARING

22

5.15RIPPLE/NOISE

22

5.16TIMINGREQUIREMENTS

23

6PROTECTIONCIRCUITS

23

6.1OVERCURRENTWARNING,OVERCURRENTPROTECTION&OVERPOWERPROTECTION(OCW,OCP&OPP)

24

6.2FASTOUTPUTCURRENTSENSINGFORFASTOCW(OVERCURRENTWARNING)

25

6.3OVERPOWERPROTECTION

26

6.4OVERVOLTAGEPROTECTION(OVP)

26

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6.5OVERTEMPERATUREPROTECTION(OTP)

26

7CONTROLANDINDICATORFUNCTIONS

27

7.1PSON#INPUTSIGNAL

27

7.2PWOK(POWEROK)OUTPUTSIGNAL

27

7.3SMBALERT#SIGNAL

28

8ENVIRONMENTALREQUIREMENTS

29

8.1TEMPERATURE

29

8.2HUMIDITY

29

8.3ALTITUDE

29

8.4MECHANICALSHOCK

29

8.5RANDOMVIBRATION

29

8.6THERMALSHOCK(SHIPPING)

29

9FRUREQUIREMENTS

29

9.1FRUDATA

29

9.2FRUDEVICEPROTOCOL

29

9.2.1FRUDataFormat

29

10FIRMWAREREQUIREMENTS

30

10.1PMBUS

30

10.1.1RelatedDocuments

31

10.1.2Addressing

31

10.1.3Hardware

31

10.1.4PMBusPowerSourcing

31

10.1.5Pullups

31

10.1.6DataSpeed

32

10.1.7BusErrors

32

10.1.8AdditionalSMBushardwarerequirements

32

10.1.9Writingtothepowersupply

32

10.1.10PAGE

32

10.1.11NewPAGE_PLUS_WRITE/PAGE_PLUS_READcommands(05h/06h)

32

10.1.12Sensors

34

10.1.13SensorFunctionalityinDifferentPSUStatesandConfigurations

34

10.1.14READ_PIN(97h)

34

10.1.15READ_IOUT(8Ch)

35

10.1.16READ_EIN(86h)

35

10.1.17READ_EOUT(87h)

36

10.1.18READ_EIN&READ_EOUTFormats

36

10.1.19COEFFICIENT(30h)

38

10.1.20Statuscommands

38

10.1.21ResettingofStatusBits

39

10.1.22DefaultLimitsforwarningandfaults

39

10.1.23Resettingtodefaultlimits

39

10.1.24FaultsandErrorChecking

39

10.1.25PacketErrorChecking

40

10.1.26Capabilityandinventoryreporting

40

10.1.27SMBAlert#

40

10.1.28SMBAlert#operationinstandbymode

41

10.1.29SMBALERT_MASK(1Bh)

41

10.1.30AlertResponseAddress(ARA)

41

10.1.31SettingandResettingtheSMBAlert#signal

42

10.1.32FanSpeedControl

42

10.1.33FAN_CONFIG_1_2(3Ah)

42

10.1.34FAN_COMMAND_1(3Bh)

42

10.1.35READ_FAN_SPEED_1(90h)

42

10.1.36PSUcommandssupportedfortestingpurposes

42

10.1.37OT_WARN_LIMIT(51h)

42

10.1.38IOUT_OC_WARN_LIMIT(4Ah)

42

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10.1.39Modificationto10.2.6and10.3ofPMBusPartIIrevision1.2

43

10.1.40PMBUS_REVISION

43

10.1.41ContinuousAssertionAfterClearingIfConditionIsStillPresent

43

10.1.42ConceptualViewofHowStatusBitsandSMBALERT#Work

43

10.2CLOSEDLOOPSYSTEMTHROTTLING(CLST)

45

10.3SMARTRIDE-THROUGH(SMART)

45

10.4COLDREDUNDANCY

45

10.4.1Overview

45

10.4.2ColdStandbyPowerSupplyOperatingState

47

10.4.3PoweringonColdStandbysuppliestomaintainbestefficiency

47

10.4.4PoweringonColdStandbysuppliesduringafaultorovercurrentcondition

48

10.4.5ColdRedundancySMBusCommands

48

10.4.6ColdRedundantSignals

48

10.4.7ColdRedundancyBus(CR_BUS)

48

10.4.8SystemBMCRequirements

49

10.4.9PowerSupplyTurnOnFunction

49

10.5IN-SYSTEMFIRMWAREUPLOAD

50

10.5.1FWImageMapping

50

10.5.2SummaryofCommands&CapabilitiessupportedinBootLoadermode

51

10.5.3LEDStatus

51

10.5.4Powersupplyoperatingmodeduringandafterfirmwareupdate

51

10.5.5FirmwareImageHeader

52

10.5.6Firmwareupdateprocess

53

10.5.7Powersupplycommands

54

10.6BLACKBOX

56

10.6.1WhendataissavedtotheBlackBox?

56

10.6.2BlackBoxEvents

56

10.6.3BlackBoxProcess

56

10.6.4Commands

56

10.6.5HardwareRequirements

59

11SUMMARYOFSMBUS/PMBUSCOMMANDS

59

12RELIABILITY

61

12.1COMPONENTDE-RATING

61

12.2LIFEREQUIREMENT

62

12.3MEANTIMEBETWEENFAILURES(MTBF)

62

13ECOLOGYREQUIREMENTS

62

13.1GENERALECOLOGYREQUIREMENTS

62

13.2PRODUCT-SPECIFICECOLOGYREQUIREMENTS

62

14REGULATORYREQUIREMENTS

63

14.1PRODUCTSAFETYCOMPLIANCE

63

14.2PRODUCTEMCCOMPLIANCE–CLASSACOMPLIANCE

63

14.3CERTIFICATIONS/REGISTRATIONS/DECLARATIONS

63

14.4COMPONENTREGULATIONREQUIREMENTS

64

14.4.1HarmonicsandVoltageFlickerComplianceInformation

65

14.4.2240VALimitedCircuits

65

14.4.3CertificationConditions

65

14.4.4CertificationFusingRequirements

65

14.4.5IsolationbetweenPrimary-Secondary

65

14.4.6Creepage&ClearanceRequirements

65

14.4.7LeakageCurrentMaximums

65

14.4.8MaxSurfaceTemperatures

66

14.4.9DateCodedSerialNumbers

66

14.4.10PowerInputElectricalRatings

66

14.4.11MaximumAllowableTemperaturesonInletReceptacles

66

14.4.12MaximumAllowableTemperaturesonPowerCords

66

14.4.13ChinaGB4943.1-2011TropicalEnvironment

66

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14.4.14MaximumAllowableTemperaturesonMainandStandbyTransformers

66

14.4.15PowerSupply,Cage&ModuleRegulatory&SafetyMarkings

66

14.5OTHERSAFETY/REGULATORYMARKSONPOWERSUPPLIES

67

14.5.1PowerSupplyModelDesignation

67

14.5.2ElectricalInput&OutputRatings

67

14.5.3ACInletLabel&ProperEarthGroundWarning

67

14.5.4ShockHazard&ServiceOnlyWarning

68

14.5.5CautionHotSurfaceWarning

68

14.5.6ProtectiveEarthGroundSymbol

68

14.5.7Line&NeutralTerminalMarkings

68

14.5.8NeutralLineFusing

68

14.5.9FuseMarkings

68

DocumentRevisionHistory

Doc#/Rev.#

Remarks

Date

478356rev0.5

CRPSDGforRomley&Grantleyplatforms

2011

573090rev2.0

CRPSDGforservers

May2017

ReferenceSources

Name

Location

PMBusrev1.2specification

/v1/dl/getContent/451620.htm

SMBus2.0specification

/specs/

/specs/smbus20.pdf

80PLUSCertifiedPowerSuppliesandManufacturers

/80pluspowersupplies.aspx

SupplierEnvironmentalComplience(EC)PortalTraining

/static/environment/product-compliance/ec-

training.htm

IECCISPR

http://www.iec.ch/emc/pdf/cispr_guide_2010.pdf

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1General

ThisdesingguidedefinesrequirementsfortheCommonRedudantPowerSupply(CRPS)supportingserversystems.TheCRPSisaredundantserverpowersupplywitha12Vmainoutputand12Vstandbyoutput.TheCRPSisdefinedintwoformfactors;CRPS-185andthelongerCRPS-265.

2MechanicalOverview

Thephysicalsizeofthepowersupplyenclosureisdefinedintwoformfactors.Thepowersupplyshallcontainasingleordualrotor40mmfan.Thepowersupplyhasacardedgeoutputthatinterfaceswitha2x25cardedgeconnectorinthesystem.TheACplugsdirectlyintotheexternalfaceofthepowersupply.RefertothebelowattachedCPRSmechanicaldrawing.

Dimensions

CRPS-185:40mmx73.5mmx185mm(HxWxD)

CRPS-265:40mmx73.5mmx265mm

Outputconnector

CardedgecompatiblewithFCI2x25(10035388-102)

Outputconnectorforhigherpower

AmphenolGPCE743614114HR,GPCEF4361411HHR

Note:themechdrawingisincludedtothisdocbundleasaseparatedocnamed:

crps_40x74xlength_generic_rev08.pdf.

2.1DCOutputConnector

Thepowersupplycardedgepinoutisdefinesinthebelowtable.ThiscardedgeiscompatiblewithFCIconnector10035388-102LForthehighercurrentconnectorsfromAmphenolGPCE743614114HR/GPCEF4361411HHR.

Pin

Name

Pin

Name

A1

GND

B1

GND

A2

GND

B2

GND

A3

GND

B3

GND

A4

GND

B4

GND

A5

GND

B5

GND

A6

GND

B6

GND

A7

GND

B7

GND

A8

GND

B8

GND

A9

GND

B9

GND

A10

+12V

B10

+12V

A11

+12V

B11

+12V

A12

+12V

B12

+12V

A13

+12V

B13

+12V

A14

+12V

B14

+12V

A15

+12V

B15

+12V

A16

+12V

B16

+12V

A17

+12V

B17

+12V

A18

+12V

B18

+12V

A19

PMBusSDA

B19

A0(SMBusaddress)

A20

PMBusSCL

B20

A1(SMBusaddress)

A21

PSON

B21

12Vstby

A22

SMBAlert#

B22

ColdRedundancyBus

A23

ReturnSense

B23

12Vloadsharebus

A24

+12VremoteSense

B24

GND(usedbysystemforpresencedetect)

A25

PWOK

B25

Reserved(Compatibilityvoltage)

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2.2HandleRetention

Thepowersupplyshallhaveahandletoassistextraction.Themoduleshallbeabletobeinsertedandextractedwithouttheassistanceoftools.ThepowersupplyshallhavealatchwhichretainsthepowersupplyintothesystemandpreventsthepowersupplyfrombeinginsertedorextractedfromthesystemwhentheACpowercordispulledintothepowersupply.Thehandleshallprotecttheoperatorfromanyburnhazard.

2.3LEDMarkingandIdentification

Thepowersupplyshalluseabi-colorLED;Amber&Green.BelowaretableshowingtheLEDstatesforeachpowersupplyoperatingstateandtheLED’swavelengthcharacteristics.Anexamplebi-colorLEDthatmeetsthebelowcharacteristicsisKingbrightWP59-CN99.

Table1LEDCharacteristics

MinλdWavelength

NominalλdWavelength

MaxλdWavelength

Units

Green

562

565

568

nm

Amber

607

610

613

nm

PowerSupplyCondition

LEDState

OutputONandOK

GREEN

NoACpowertoallpowersupplies

OFF

PSUstandbystateACpresent/Only12VSBon

1HzBlinkGREEN

PowersupplyiscoldstandbystateoralwaysstandbystateasdefinedintheColdRedundancysectionoftheCRPSCommonRequirementsSpecification

1HzBlinkGREEN

ACcordunpluggedorACpowerlost;withasecondpowersupplyinparallelstillwithACinputpower.

AMBER

Powersupplycriticaleventcausingashutdown;failure,overcurrent,shortcircuit,overvoltage,fanfailure,overtemperature

AMBER

Powersupplywarningeventswherethepowersupplycontinuestooperate;hightemp,highpower,highcurrent,slowfan.

1HzBlinkAmber

PowersupplyFWupdating

2HzBlinkGREEN

Designnote:LEDsshouldbecontrolledbyfirmwaretoalloweasilychangingblinkratesandcolorfortheabovestatesusingupdatetothePSUsecondarysideFW.ThisallowtheCRPStobereprogrammedtomatchdifferentcustomer’sLEDstaterequirements.

2.4AcousticRequirements

Thepowersupplyshallincorporatevariablespeedfan(s).Thedeclaredsoundpowerlevels(LwAd)ofthepowersupplymustmeettherequirementsshowninthetablebelow.SoundpowermustbemeasuredaccordingtoECMA74()andreportedaccordingtoISO9296/ISO7779.Thesoundpressuremeasurementmustbemeasuredatadistanceof1mfromthefaceofthefan,centeredontheACconnectorfaceofthepowersupply.Thesoundpowermeasurementisoptionalandthesoundpressuremeasurementisrequired.

Ifthesystemhasredundantpower,thentherequirementisforbothpowersuppliescombined.Ifthesystemhasnonredundantpower,thentherequirementisforasinglepowersupply.

TheAmbientlistedinthetableistheinlettemperaturetothepowersupplyandisbasedonassuminga25Csysteminlettemperature.Accousticrequirementsforbothrackandpedestalsystemsareincludedinthetable.

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Table2SoundPowerRequirement

Operating

Conditions

Inlet

Temperature

Condition

%ofMaximumLoadingCondition

Altitude

OptionalDeclaredSoundPower(BA)

RequiredSoundPressure(dBA)

Max(Pedestal)

45oC

40%

900m

6.2

49

Operating

(Pedestal)

40oC

30%

900m

4.3

30

Idle(Pedestal)

40oC

10%

900m

3.8

25

Max(Rack)

50oC

80%

900m

7.4

61

Operating

(Rack)

40oC

45%

900m

4.7

34

Idle(Rack)

35oC

20%

900m

3.8

25

2.5In-SystemThermalRequirements

CRPS185:The185mmdeepCRPSshallbeusedin2differenttypesofsystems;spreadcoreandstandardrack/pedestalsystems.ThespreadcoresystemspresentapositiveairflowpressuresincethesystemfansareinserieswiththePSU.Thestandardrack/predestalsystempresentanegativeairflowpressuresincethesystemfansareinparallelwiththePSUfans.Thesetwoairflowimpedancecurvesareshowninsection2.5.1.ThePSUshallbecapableofsupplyingtheairflowthatissufficientforcoolingitselfwheninstalledinthesesystems.

CRPS-265:The265mmdeepCRPSshallbeusedin2differenttypesofsystems;standardrack/predestalsystemsandmulti-nodesystems.Themulti-nodesystempresentahigherflowimpedanceandhigherinlettemperaturethanthestandardrack/pedestalsystems.

Thefollowingtableshowsthepowersupplythermaltestconditions.ThepowersupplyisintendedtobeinstalledinasystemwhichwillsupportlimitedoperationuptoASHRAEclassA4whichisamaximumof45Cinlettothesystem,howeverthetypicalmaximumoperatingambientforthesysteminlettemperatureis35C.

Table3powersupplythermaltestconditions

CRPStype

SystemFlowImpedanceCurve

Loadonapowersupply

ACinput

(VAC)

Temp/Altitudecombination#1

Temp/Altitudecombination#2

Texit

Max

CRPS-185

SpreadcoreRack1+0

Maxload

90-140VAC180-264VAC

55C/3050m

55C/900m

68C

CRPS-185

SpreadcoreRack1+1

60%maxload

90-140VAC180-264VAC

60C/3050m

60C/900m

68C

CRPS-185&

CRPS-265

Standard

Rack/Pedestal1+0

Maxload

90-140VAC180-264VAC

45C/3050m

45C/900m

68C

CRPS-185&

CRPS-265

Standard

Rack/Pedestal1+1

60%maxload

90-140VAC180-264VAC

45C/3050m

45C/900m

68C

CRPS-265

Multi-Node1+0

Maxload

90-140VAC180-264VAC

50C/3050m

55C/900m

68C

CRPS-265

Multi-node1+1

60%maxload

90-140VAC180-264VAC

50C/3050m

55C/900m

68C

Theenvironmentalconditions#1and#2usethesamepowersupplyinletambientatdifferentaltitudes.BothcasesshouldbetestedtoquanitifyPSUperformance.Thepowersupplyshalloperatewithinallspecifiedlimits

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overthefullenvironmentalrange.Allairflowshallpassthroughthepowersupplyandnotovertheexteriorsurfacesofthepowersupply.

SMBAlert#shallnotassertunderanyoftheoperatingconditionsstatedintheabovetable.

Insituationswhenthesystemcannotmaintaintherequiredmaximumpowersupplyinlettemperature,itisacceptableandexpectedthatthepowersupplyassertSMBAlert#duetoinlettemperatureandthrottletheprocessorsandmemoryinordertomaintainpowersupplycoolingandattempttopreventpowersupplyshutdownduetoovertemperature.Systemlevelthrottlingundertheseconditionsisacceptable.

ThemaxloadonthepowersupplymayvarybasedonACinputvoltage.Themaxloadstatedinsection5.1shallbeusedwhentestingatlowerACinputvoltages.

Powersupplyshallmeetthethermalrequirementsundertheloadandenvironmentalconditionidentifiedineachtable.Eventhoughthetableaddressesonlytheexhaustairtemperature,allothercomponentsinthepowersupplyshallalsomeettheirtemperaturespecificationsandlifetimerequirements.

ThepowersupplymustmeetULenclosurerequirementsfortemperatureriselimits.Allsidesofthepowersupplywithexceptiontotheairexhaustsidemustbeclassifiedas“Handle,knobs,grips,etc.heldforshortperiodsoftimeonly”.

Systemdesignnotes:

Forrack1Uand2Uconfigurationsandonepowersupplyinstalled(1+0),PSUcouldbeineitherlocationinthesystem.Thissupportmaximumsystemconfigurationwithhighestpowerprocessorandmemoryalongwith8NVMedrivesin1Uand24NMVedrivesina2U.Configurationmustalsosupport12x3.5”HDDconfigurationin2UwithSASdrives.Powersupplyshouldbeloadedtomaximum.

Forrack1Uand2Uconfigura