TECHNICAL DATA
NPN POWER AMPLIFIER SILICON TRANSISTOR
Qualified per MIL-PRF-19500/580
Devices Qualified Level
2N4234 2N4235 2N4236
JAN
JANTX
JANTXV
MAXIMUM RATINGS
Ratings Symbol
2N4234
2N4235
2N4236
Units
Collector-Emitter Voltage VCEO 40 60 80 Vdc
Collector-Base Voltage VCBO 40 60 80 Vdc
Emitter-Base Voltage VEBO 7.0 Vdc
Collector Current IC 1.0 Adc
Base Current IB 0.5 Adc
Total Power Dissipation @TA = 250C(1)
@TC = 250C(2) PT 1.0
6.0 W
Operating & Storage Junction Temperature
TJ, Tstg -65 to +200 0C
1) Derate linearly 5.7 mW/0C for TA > +250C
2) Derate linearly 34 mW/0C for TC > +250C
*See appendix A for
package outline
ELECTRICAL CHARACTERISTICS (TA = 250C unless otherwise noted)
Characteristics Symbol Min. Max. Unit
OFF CHARACTERISTICS
Collector-Emitter Breakdown Voltage
IC = 100 mAdc 2N4234
2N4235
2N4236
V(BR)CEO
40
60
80
Vdc
Collector-Emitter Cutoff Current
VCE = 30 Vdc 2N4234
VCE = 40 Vdc 2N4235
VCE = 60 Vdc 2N4236
ICEO
1.0
1.0
1.0
mAdc
Collector-Emitter Cutoff Current
VCE = 40 Vdc, VBE = 1.5 Vdc 2N4234
VCE = 60 Vdc, VBE = 1.5 Vdc 2N4235
VCE = 80 Vdc, VBE = 1.5 Vdc 2N4236
ICEX
100
100
100 ηAdc
Collector-Base Cutoff Current
VCE = 40 Vdc 2N4234
VCE = 60 Vdc 2N4235
VCE = 80 Vdc 2N4236
ICBO
100
100
100 ηAdc
Emitter-Base Cutoff Current
VBE = 7.0 Vdc IEBO
0.5 mAdc
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
120101
Page 1 of 2
TO-39*
(TO-205AD)
2N4234, 2N4235, 2N4236 JAN SERIES
ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
ON CHARACTERISTICS (3)
Forward-Current Transfer Ratio
IC = 100 mAdc, VCE = 1.0 Vdc
IC = 250 mAdc, VCE = 1.0 Vdc
IC = 500 mAdc, VCE = 1.0 Vdc
hFE
40
30
20
150
Collector-Emitter Saturation Voltage
IC = 1.0 Adc, IB = 100 mAdc
IC = 500 mAdc, IB = 50 mAdc VCE(sat)
0.6
0.4 Vdc
Base-Emitter Saturation Voltage
IC = 500 mAdc, IB = 50 mAdc
IC = 1.0 Adc, IB = 100 mAdc VBE(sat)
1.1
1.5 Vdc
DYNAMIC CHARACTERISTICS
Magnitude of Common Emitter Small-Signal Short-Circuit
Forward Current Transfer Ratio
IC = 100 mAdc, VCE = 10 Vdc, f = 10 MHz
hfe
3.0
Output Capacitance
VCB = 10 Vdc, IE = 0, f = 100 MHz
Cobo
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 2N4234
VCE = 30 Vdc, IC = 166 mAdc 2N4235
VCE = 30 Vdc, IC = 166 mAdc 2N4236
(3) Pulse Test: Pulse Width = 300µs, Duty Cycle ≤ 2.0%.
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
120101
Page 2 of 2
