參數(shù)資料
型號: PQ60025ETL35NYS-G
廠商: SYNQOR INC
元件分類: 電源模塊
英文描述: 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
封裝: ROHS COMPLIANT, EIGHTH-BRICK PACKAGE-8
文件頁數(shù): 3/13頁
文件大小: 1561K
代理商: PQ60025ETL35NYS-G
Product # PQ60025ETL35
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-2ET625F Rev. B
5/28/08
Page 11
Technical Specification
Input:
Output:
Current:
Package:
35V – 75 V
2.5 V
35 A
Eighth-brick
APPLICATIONCONSIDERATIONS
Input System Instability:Thisconditioncanoccurbe-
causeanydc-dcconverterappearsincrementallyasanega-
tiveresistanceload.Adetailedapplicationnotetitled“Input
SystemInstability”isavailableontheSynQorwebsitewhich
providesanunderstandingofwhythisinstabilityarises,and
showsthepreferredsolutionforcorrectingit.
Application Circuits: FigureDbelowprovidesatypical
circuitdiagramwhichdetailstheinputfilteringandvoltage
trimming.
Input Filtering and External Capacitance: FigureE
belowprovidesadiagramshowingtheinternalinputfilter
components.Thisfilterdramaticallyreducesinputterminal
ripplecurrent,whichotherwisecouldexceedtheratingof
anexternalinputelectrolyticcapacitor.Therecommended
externalinputcapacitanceisspecifiedinthe“InputChar-
acteristics”section.Moredetailedinformationisavailable
intheapplicationnotetitled“EMICharacteristics”onthe
SynQorwebsite.
Vin
External
Input
Filter
Trim
Vin(+)
Iload
Cload
L
C
Vout(+)
Rtrim-up
or
Rtrim-down
Vsense(+)
ON/OFF
Vin(_)
Vin(+)
Vin(_)
Vout(_)
Vsense(_)
Figure D:
Typical application circuit (negative logic unit, permanently enabled).
Figure E:
Internal Input Filter Diagram (component values listed on the specifications page).
Electrolytic
Capacitor
47F
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