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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
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TO-39*
THERMAL CHARACTERISTICS
Characteristics Thermal Resistance, Junction-to-Case 1) Derate linearly 5.
2N4237 Datasheet
