TECHNICAL DATA
NPN MEDIUM POWER SILICON TRANSISTOR
Qualified per MIL-PRF-19500/581 Devices 2N4237 2N4238 2N4239 Qualified Level JANTX JANTXV
MAXIMUM RATINGS (TA = 250C Unless Otherwise noted) Ratings Symbol 2N4237 2N4238 2N4239 Units
Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Base Current Total Power Dissipation @ TA = +250C(1) @ TC = +250C(2) Operating & Storage Temperature Range VCEO VCBO VEBO IC IB PT Top, Tstg Symbol RθJC 40 50 60 80 6.0 1.0 0.5 1.0 6.0 -65 to +200 Max. 29 80 100 Vdc Vdc Vdc Adc Adc W W °C Unit C/W
TO-39*
THERMAL CHARACTERISTICS
Characteristics Thermal Resistance, Junction-to-Case 1) Derate linearly 5.7 mW/0C for TA > +250C 2) Derate linearly 34 mW/0C for TC > +250C
0
*See appendix A for package outline
ELECTRICAL CHARACTERISTICS (TA = 250C unless otherwise noted)
Characteristics Symbol Min. Max. Unit
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage 2N4237 IC = 100 mAdc 2N4238 2N4239 Emitter-Base Cutoff Current VEB = 6.0 Vdc Collector-Emitter Cutoff Current VCE = 90 Vdc, VBE = 1.5 Vdc 2N4237 VCE = 50 Vdc 2N4238 VCE = 80 Vdc 2N4239 VCE = 10 Vdc Collector-Base Cutoff Current 2N4237 VCE = 50 Vdc 2N4238 VCE = 80 Vdc 2N4239 VCE = 10 Vdc V(BR)CEO 50 80 100 0.5 Vdc
IEBO
mAdc
ICEX
100 100 100 100 100 100
nAdc
ICBO
nAdc
6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
120101 Page 1 of 2
2N4237, 4238, 4239 JAN, JANTX, JANTXV ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
ON CHARACTERISTICS (3)
Forward Current Transfer Ratio IC = 250 mAdc, VCE = 1.0 Vdc IC = 500 mAdc, VCE = 1.0 Vdc Collector-Emitter Saturation Voltage IC = 500 Adc, IB = 50 Adc IC = 1.0 Adc, IB = 0.1 Adc Base-Emitter Saturation Voltage IC = 500 Adc, IB = 50 Adc IC = 1.0 Adc, IB = 0.1 Adc hFE 30 30 150
VCE(sat)
0.3 0.6 1.0 1.5
Vdc
VBE(sat)
Vdc
DYNAMIC CHARACTERISTICS
Magnitude of Common Emitter Small-Signal Short Circuit Forward-Current Transfer Ratio IC = 100 mAdc, VCE = 10 Vdc, f = 10 MHz Output Capacitance VCB = 10 Vdc, IE = 0, f = 100 kHz
hfe
Cobo
3.0 100 pF
SAFE OPERATING AREA
DC Tests TC = +250C, 1 Cycle, t ≥ 0.5 s Test 1 VCE = 6.0 Vdc, IC = 1.0 Adc Test 2 VCE = 12 Vdc, IC = 500 mAdc
Test 3
VCE = 30 Vdc, IC = 166 mAdc VCE = 50 Vdc, IC = 100 mAdc 2N4237 2N4238
VCE = 70 Vdc, IC = 71 mAdc 2N4239
6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
120101 Page 2 of 2
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