SCHEMATICS
ES25LECTRICALPECIFICATION@ °C
1
Sixwindingdesignoffersnumeroususableinductor
ortransformerconfigurations
Inductorapplications:buck,boost,coupled,choke,
filter,resonant,noisefiltering,differential,forward,
commonmode
Part
Number Isat
(ATyp.)¹DCR
(mMax.Ω)Maximumenergy
capacity
(J)Typ.µ³
835-00224 0.14
0.20
1.05
1.60
1.96
2.95
2.43
3.63
3.07
4.59
1.70
2.08 71.1
47.0 1.11
1.11
8.83
8.83
16.07
16.07
19.83
19.83
25.10
25.10
Notes:
Highpowerdensityandlowprofile
Frequencyrangetoover1MHz
Transformerapplications:flyback,feedforward,push-
pull,multipleoutput,inverter,step-up,step-down,
gatedrive,basedrivewideband,pulse,control,
impedance,isolation,bridging,ringer,converter,auto
Operatingtemperaturerange:-40°Cto+85°C(rangeis
applicationspecific)
500VACisolationbetweenwinding
835-00225
835-00226
835-00228
835-00229
835-00231
835-00232
835-00233
OCL
(HNom.µ)
173±30%
76.8±30%
22.3±20%
9.9±20%
12±20%
5.3±20%
9.65±20%
4.3±20%
7.63±20%
3.4±20%
Irms
(ATyp.)²E.T.
(V·sMax.µ)
98.4
65.6
Leakage
Inductance
(H)Typ.µ0.235
0.105
Thermal
Resistance
(°C/W)Typ.
4
30.3
Marking
(xxx)
224
225
226
228
229
230
231
232
233
1.Peakcurrent,Isat,isthecurrentthatresultin30%saturationofthecore,assumesthatequalcurrentflowsinall
sixwinding.
2.RMScurrent,Irms,willresultinasurfacetemperatureofapproximately40°Caboveambientwhenitflows
througheachofthesixwinding.
3.Maximumenergycapacityofeachwindingisbasedon30%saturationofthecore.
4.ThermalresistanceistheapproximatesurfacetemperatureriseperWattofheatlossunderstill-airconditions,
assumestheunderlyingPCBcopperareaequals150%ofthecomponentarea.
5.Theinternal“hotspot”temperaturedefinesthe maximumallowablecurrents,whicharelimitedto130°C,
includingambient.
227835-00227
835-00230
Lead(Pb)-freeversionsareavailable
1.70
2.08
1.70
2.08
1.70
2.08
1.70
2.08
71.1
47.0
71.1
47.0
71.1
47.0
71.1
47.0
98.4
65.6
98.4
65.6
98.4
65.6
98.4
65.6
0.235
0.105
0.235
0.105
0.235
0.105
0.235
0.105
30.3
30.3
30.3
30.3
30.3
30.3
30.3
30.3
30.3
E&EMagneticProductsLimited
UnitB10,3/F.,94TokwawanRoad,Kowloon,HongKong Tel:(852)29543333 Fax:(852)29543304
Revisedin04/06PX105(02)
SURFACEMOUNT
POWERTRANSFORMER
12PIN,EXT.TEMP.
SCHEMATICS
2
FORMOREINFORMATION,PLEASECONTACT
HEADQUARTER
UNITB10,3/F.,MeritIndustrialCentre,
94TokwawanRoad,Kowloon,
HongKong
Tel:(852)29543333
Fax:(852)29543304
Email:eempl@eleceltek.com
Website:http://www.eleceltek.com
Informationhereinisforreferenceonlyandsubjecttochangewithoutnotice.Itdoesnotconstituteanyrepresentation,warrantyorcommitmentofthecompanyinrespect
oftheproductsinanyaspect.Alllogos,brandsandproductnamesmentionedhereinaretrademarksorregisteredtrademarksoftheirrespectiveowners.Thecompany
doesnotassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuitdescribedherein.Copyrights2004,E&EMagneticProductsLimited.
MDECHANICALIMENSIONS
SCHEMATICS
Notes: Dimensionsarespecifiedinwithhigherprecedenceinmm.
Unlessotherwisespecified,alltolerancesare±.
inches
mm .010
0.25
Packaginginformation
4
5
6
1
2
3
11
12
10
8
9
7
1:1:1:1:1:1
Weight(ingram)
Tape&Reel :
:11.3typ.
140/reel
REFERENCEOR
GAUGEPLANE
.854
21.69
.437
11.10
.012
0.30±.008
±0.20
0-8°
MAX
MAX
1
12
6
7
.118
3.00±.010
±0.25 .040
1.02±.010
±0.25
.591
15.00
±.010
±0.25
835-00xxx
EE
(DATE)
1.122
28.50MAX
1.161
29.50
.591
15.00
.089
2.25
.118
3.00
.124
3.15
Recommended
PadLayout
E&EMagneticProductsLimited
UnitB10,3/F.,94TokwawanRoad,Kowloon,HongKong Tel:(852)29543333 Fax:(852)29543304
Revisedin04/06PX105(02)
SURFACEMOUNT
POWERTRANSFORMER
12PIN,EXT.TEMP.
