UWP Models
DIP-Packaged, Standard Pinout 3-Watt DC/DC Converters
0ERFORMANCEꢊ&UNCTIONAL 3PECIlCATIONS
4YPICAL 4! ꢏ ꢐꢄꢀ # UNDER NOMINAL LINE VOLTAGE AND FULLꢈLOAD CONDITIONSꢍ UNLESS NOTEDꢅ
)NPUT
!BSOLUTE -AXIMUM 2ATINGS
)NPUT 6OLTAGEꢌ
)NPUT 6OLTAGE 2ANGEꢌ
ꢓ$ꢀꢓ -ODELS
ꢓ$ꢃꢄꢓ -ODELS
ꢓ$ꢇꢊꢓ -ODELS
ꢇꢅꢀꢈꢉ 6OLTS ꢑꢀ6 NOMINALꢒ
ꢉꢈꢃꢊ 6OLTS ꢑꢃꢄ6 NOMINALꢒ
ꢃꢊꢈꢂꢄ 6OLTS ꢑꢇꢊ6 NOMINALꢒ
ꢓ$ꢀꢓ -ODELS
ꢓ$ꢃꢄꢓ -ODELS
ꢓ$ꢇꢊꢓ -ODELS
ꢃꢄ 6OLTS
ꢄꢁ 6OLTS
ꢊꢁ 6OLTS
)NPUT #URRENT
3EE /RDERING 'UIDE
)NPUT 2EVERSEꢀ0OLARITY 0ROTECTION
#URRENT MUST BE ꢔꢄ!ꢅ "RIEF DURATION
ONLYꢅ &USING RECOMMENDEDꢅ
)NPUT &ILTER4YPE
2EVERSEꢀ0OLARITY 0ROTECTION
0I
9ES ꢑ)NSTANTANEOUSꢍ ꢄ! MAXIMUMꢒ
/UTPUT /VERVOLTAGE 0ROTECTION
/UTPUT #URRENT
.ONE
/UTPUT
#URRENT LIMITEDꢅ -AXꢅ CURRENT AND
SHORTꢈCIRCUIT DURATION ARE MODEL
DEPENDENTꢅ ꢓ$ꢃꢄꢓ AND ꢓ$ꢇꢊꢓ
CAN WITHSTAND
6/54 !CCURACY ꢑꢀꢁꢆ LOADꢒ
4EMPERATURE #OEFlCIENT
2IPPLEꢂ.OISE ꢑꢄꢁ-(Z "7ꢒ
,INEꢂ,OAD 2EGULATION
%FlCIENCY
ꢃꢆꢍ MAXIMUM
ꢁꢅꢁꢄꢆ PER #
MODELS
SUSTAINED OUTPUT SHORT
3EE /RDERING 'UIDE
3EE /RDERING 'UIDE
3EE /RDERING 'UIDE
ꢀꢁꢁ6DCꢍ MINIMUM
CIRCUITSꢅ
3TORAGE4EMPERATURE
nꢀꢀ TO ꢐꢃꢁꢁ #
ꢐꢄꢊꢁ #
,EAD4EMPERATURE ꢑSOLDERINGꢍ ꢃꢁ SECꢅꢒ
)SOLATION 6OLTAGE
4HESE ARE STRESS RATINGSꢅ %XPOSURE OF DEVICES TO ANY OF THESE CONDITIONS MAY ADVERSELY
AFFECT LONGꢈTERM RELIABILITYꢅ 0ROPER OPERATION UNDER CONDITIONS OTHER THAN THOSE LISTED IN THE
0ERFORMANCEꢋ&UNCTIONAL 3PECIlCATIONS 4ABLE IS NOT IMPLIEDꢅ
#URRENT ,IMITINGꢌ
ꢓ$ꢀꢓ -ODELS
ꢓ$ꢃꢄꢓ AND ꢓ$ꢇꢊꢓ -ODELS
0OWERꢈLIMITING TECHNIQUEꢍ AUTOꢈRECOVERY
(ICCUP TECHNIQUEꢍ AUTOꢈRECOVERY
$YNAMIC #HARACTERISTICS
4RANSIENT 2ESPONSE ꢑꢀꢁꢆ LOAD STEPꢒ ꢄꢁꢁSEC TO ꢃꢅꢀꢆ OF lNAL VALUE
4%#(.) #!, ./4%3
3WITCHING &REQUENCYꢌ
ꢓ$ꢇꢊꢓ -ODELS
ꢓ$ꢀꢓ AND ꢓ$ꢃꢄꢓ -ODELS
ꢄꢁꢁK(Z
ꢃꢂꢁK(Z
&LOATING /UTPUTS
3INCE THESE ARE ISOLATED $#ꢋ$# CONVERTERSꢍ THEIR OUTPUTS ARE ꢓmOATINGꢅꢓ 5Sꢈ
ERS MAY GROUND EITHER THE NEGATIVE SIDE ꢑn/UTPUTꢍ PINS ꢃꢁ AND ꢃꢀꢒ FOR NORMAL
USAGE OR THE POSITIVE SIDE ꢑꢐ/UTPUTꢍ PINS ꢃꢃ AND ꢃꢇꢒ TO EFFECTIVELY REVERSE THE
OUTPUT POLARITYꢅ
%NVIRONMENTAL
/PERATING4EMPERATURE
ꢑ!MBIENTꢍ NO DERATINGꢒ
nꢇꢁ TO ꢐꢂꢀ #
nꢇꢁ TO ꢐꢃꢁꢁ #
0HYSICAL
3TORAGE4EMPERATURE
&ILTERING AND .OISE 2EDUCTION
$IMENSIONS
#ASE -ATERIAL
0IN -ATERIAL
7EIGHT
ꢃꢅꢄꢀꢓ X ꢁꢅꢊꢓ X ꢁꢅꢇꢀꢓ ꢑꢎꢃꢅꢊ X ꢄꢁꢅꢎ X ꢃꢃꢅꢇMMꢒ
$IALLYL PHTHALATEꢍ 5,ꢉꢇ6ꢈꢁꢈRATED
"RASSꢍ SOLDER COATED
!LL 570 ꢎ 7ATT $#ꢋ$# #ONVERTERS ACHIEVE THEIR RATED RIPPLE AND NOISE SPECIꢈ
lCATIONS WITHOUT THE USE OF EXTERNAL INPUTꢋOUTPUT CAPACITORSꢅ )N CRITICAL APꢈ
PLICATIONSꢍ INPUTꢋOUTPUT RIPPLE AND NOISE MAY BE FURTHER REDUCED BY INSTALLING
ELECTROLYTIC CAPACITORS ACROSS THE INPUT TERMINALS ANDꢋOR LOWꢈ%32 TANTALUM
OR ELECTROLYTIC CAPACITORS ACROSS THE OUTPUT TERMINALSꢅ 4HE CAPS SHOULD BE
LOCATED AS CLOSE TO THE POWER CONVERTERS AS POSSIBLEꢅ 4YPICAL VALUES ARE
LISTED IN THE TABLES BELO ꢅ )N MANY APPLICATIONSꢍ USING VALUES GREATER THAN
THOSE LISTED WILL YIELD BETTER RESULTSꢅ
ꢁꢅꢀ OUNCES ꢑꢃꢇꢅꢄ GRAMSꢒ
4HESE POWER CONVERTERS REQUIRE A MINIMUM ꢃꢁꢆ LOADING TO MAINTAIN SPECIlED REGULATIONꢅ
/PERATION UNDER NOꢈLOAD CONDITIONS WILL NOT DAMAGE THESE DEVICESꢕ HOWEVER
THEY MAY NOT MEET ALL LISTED SPECIlCATIONSꢅ
!PPLICATIONꢈSPECIlC INTERNAL INPUTꢋOUTPUT lLTERING CAN BE RECOMMENDED AND PERHAPS
ADDED INTERNALLY UPON REQUESTꢅ #ONTACT $!4%, !PPLICATIONS %NGINEERING FOR DETAILSꢅ
$EVICES CAN BE SCREENED OR MODIlED FOR HIGHER GUARANTEED ISOLATION VOLTAGESꢅ
#ONTACT $!4%, !PPLICATIONS %NGINEERING FOR DETAILS OR SEE $!4%,gS 534 ꢎ7 $#ꢋ$#gS
FOR GUARANTEED ꢃꢁꢁꢁ6DC ISOLATIONꢅ
4O 2EDUCE )NPUT 2IPPLE
ꢓ$ꢀꢓ -ODELS
ꢓ$ꢃꢄꢓ -ODELS
ꢓ$ꢇꢊꢓ -ODELS
ꢇꢂ ꢍ ꢃꢀ6
ꢃꢁ ꢍ ꢎꢀ6
ꢇꢅꢂ ꢍ ꢃꢁꢁ6
4O 2EDUCE /UTPUT 2IPPLE
ꢀ6 /UTPUTS
ꢇꢂ ꢍ ꢃꢁ ꢍ ,OW %32
ꢄꢄ ꢍ ꢄꢁ ꢍ ,OW %32
ꢃꢄꢋꢃꢀ6 /UTPUTS
)N CRITICALꢍ SPACEꢈSENSITIVE APPLICATIONSꢍ $!4%, MAY BE ABLE TO TAILOR THE INꢈ
TERNAL INPUTꢋOUTPUT lLTERING OF THESE UNITS TO MEET YOUR SPECIlC REQUIREMENTSꢅ
#ONTACT OUR !PPLICATIONS %NGINEERING 'ROUP FOR ADDITIONAL DETAILSꢅ
www.murata-ps.com
Technical enquiries email: sales@murata-ps.com, tel: +1 508 339 3000
MDC_RBC.17.A01 Draft 2 Page 3 of 4
