BD235/BD236BD237/BD238
COMPLEMENTARYSILICONPOWERTRANSISTORS
s
SGS-THOMSONPREFERREDSALESTYPES
DESCRIPTION
TheBD235andBD237aresiliconepitaxial-baseNPNpowertransistorsinJedecSOT-32plasticpackageintededforuseinmediumpowerlinearandswitchingapplications.
ThecomplementaryPNPtypesareBD236andBD238respectively.
3
2
1
SOT-32
INTERNALSCHEMATICDIAGRAM
ABSOLUTEMAXIMUMRATINGS
Symbol
Parameter
NPNPNP
VCBOVCERVCEOVEBOICICMPtotTstgTj
Collector-BaseVoltage(IE=0)Collector-BaseVoltage(RBE=1KΩ)Collector-EmitterVoltage(IB=0)Emitter-BaseVoltage(IC=0)CollectorCurrentCollectorPeakCurrentTotalDissipationatTc=25CStorageTemperature
Max.OperatingJunctionTemperature
o
Value
BD235BD236606060
52625-65to150
150
BD237BD23810010080
Unit
VVVVAAW
oo
CC
ForPNPtypesvoltageandcurrentvaluesarenegative.
September19971/5
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BD235/BD236/BD237/BD238
THERMALDATA
Rthj-case
ThermalResistanceJunction-case
Max
5
o
C/W
ELECTRICALCHARACTERISTICS(Tcase=25oCunlessotherwisespecified)
SymbolICBOIEBO
Parameter
CollectorCut-offCurrent(IE=0)EmitterCut-offCurrent(IC=0)
TestConditions
VCE=ratedVCEOVCE=ratedVCEOVEB=5VIC=100mA
forBD235/BD236forBD237/BD238IC=1AIC=1AIC=150mAIC=1AIC=250mAIC=150mA
IB=0.1AVCE=2V
VCE=2VVCE=2VVCE=10VVCE=2V
40253
1.6
MHz
Tc=150C
o
Min.Typ.Max.0.121
UnitmAmAmA
VCEO(sus)∗Collector-Emitter
SustainingVoltageVCE(sat)∗VBE∗hFE∗fT
Collector-EmitterSaturationVoltageBase-EmitterVoltageDCCurrentGainTransitionfrequency
6080
0.61.3
VVVV
hFE1/hFE2∗MatchedPairs
∗ Pulsed:Pulseduration=300µs,dutycycle1.5%
SafeOperatingAreaDeratingCurves
2/5
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BD235/BD236/BD237/BD238
DCCurrentGain(NPNtype)
DCCurrentGain(PNPtype)
Collector-EmitterSaturationVoltage(NPNtype)Collector-EmitterSaturationVoltage(PNPtype)
Base-EmitterSaturationVoltage(NPNtype)Collector-BaseCapacitance(PNPtype)
3/5
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BD235/BD236/BD237/BD238
SOT-32(TO-126)MECHANICALDATA
DIM.
MIN.
ABbb1Cc1Dee3FGHH2
2.15
34.15
3.8
3.22.54
0.084
0.118
7.410.50.70.492.41.015.4
2.2
4.65
0.163
0.150
0.1260.100
mmTYP.
MAX.7.810.80.90.752.71.316.0
MIN.0.2910.4130.0280.0190.0400.0390.606
0.087
0.183
inchTYP.
MAX.0.3070.4450.0350.0300.1060.0500.629
H2
0016114
4/5
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BD235/BD236/BD237/BD238
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©1997SGS-THOMSONMicroelectronics-PrintedinItaly-AllRightsReserved
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