TECHNICAL DATA
NPN POWER SILICON TRANSISTOR
Qualified per MIL-PRF-19500/510
Devices
Qualified Level
2N6249 2N6250 2N6251
JAN
JANTX
JANTXV
JANHC
MAXIMUM RATINGS
Ratings Symbol
2N6249
2N6250
2N6251
Units
Collector-Emitter Voltage VCEO 200 275 350 Vdc
Collector-Base Voltage VCBO 300 375 450 Vdc
Emitter-Base Voltage VEBO 6.0 Vdc
Collector Current IC 10 Adc
Base Current IB 5.0 Adc
Total Power Dissipation @ TA = +250C (1)
@ TC = +250C (2)
PT 5.5
175 W
W
Operating & Storage Temp Range Top, Tstg
-55 to +200 0C
THERMAL CHARACTERISTICS
Characteristics Symbol Max. Unit
Thermal Resistance, Junction-to-Case RθJC 1.0 0C/W
1) Derate linearly at 34.2 mW/0C for TA > +250C
2) Derate linearly at 1.0 W/0C for TC > +250C
TO-3 (TO-204AA)*
*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 = 200 mAdc; L = 42 mH; F = 30-60 Hz 2N6249
(See Figure 3 of MIL-PRF-19500/510) 2N6250
2N6251
V(BR)CEO 200
275
350
Vdc
Collector-Emitter Breakdown Voltage
IC = 200 mAdc; L = 14 mH; F = 30-60 Hz; RBE = 50Ω
(See Figure 3 of MIL-PRF-19500/510) 2N6249
2N6250
2N6251
V(BR)CER 225
300
375
Vdc
Emitter-Base Cutoff Current
VEB = 6 Vdc IEBO 100 µAdc
Collector-Emitter Cutoff Current
VCE = 150 Vdc 2N6249
VCE = 225 Vdc 2N6250
VCE = 300 Vdc 2N6251
ICEO 1.0
1.0
1.0
mAdc
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
120101
Page 1 of 2
2N6249, 2N6250, 2N6251 JAN SERIES
ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
OFF CHARACTERISTICS (con’t)
Collector-Emitter Cutoff Current
VCE = 225 Vdc; VBE = -1.5 Vdc 2N6249
VCE = 300 Vdc; VBE = -1.5 Vdc 2N6250
VCE = 375 Vdc; VBE = -1.5 Vdc 2N6251
ICEX
100
100
100
µAdc
Collector-Base Cutoff Current
VCB = 300 Vdc 2N6249
VCB = 375 Vdc 2N6250
VCB = 450 Vdc 2N6251
ICBO
0.5
0.5
0.5
mAdc
ON CHARACTERISTICS(3)
Forward-Current Transfer Ratio
IC = 10 Adc; VCE = 3 Vdc 2N6249
2N6250
2N6251
hFE
10
8
6
50
50
50
Collector-Emitter Saturated Voltage
IB = 1.0 Adc; IC = 10 Adc 2N6249
IB = 1.25 Adc; IC = 10 Adc 2N6250
IB = 1.67 Adc; IC = 10 Adc 2N6251
VCE(sat) 1.5
1.5
1.5
Vdc
Base-Emitter Saturated Voltage
IB = 1.0 Adc; IC = 10 Adc 2N6249
IB = 1.25 Adc; IC = 10 Adc 2N6250
IB = 1.67 Adc; IC = 10 Adc 2N6251
VBE(sat) 2.25
2.25
2.25
Vdc
DYNAMIC CHARACTERISTICS
Magnitude of Small-Signal Short-Circuit
Forward Current Transfer Ratio
IC = 1.0 Adc, VCE = 10 Vdc, f = 1 MHz hfe 2.5 15
Output Capacitance
VCB = 10 Vdc, IC = 0, 100 kHz ≤ f ≤ 1.0 MHz Cobo 500 pF
SWITCHING CHARACTERISTICS
Turn-On Time
VCC = 200 Vdc; IC = 10 Adc
IB = 1.0 Adc 2N6249
IB = 1.25 Adc 2N6250
IB = 1.67 Adc 2N6251
ton 2.0
2.0
2.0
µs
Turn-Off Time
VCC = 200 Vdc; IC = 10 Adc
IB = 1.0 Adc 2N6249
IB = 1.25 Adc 2N6250
IB = 1.67 Adc 2N6251
toff 4.5
4.5
4.5
µs
SAFE OPERATING AREA
DC Tests
TC = +250C; t = 1 s, 1 cycle (See Figure 5 of MIL-PRF-19500/510)
Test 1
VCE = 17.5 Vdc, IC = 10 Adc
Test 2
VCE = 30 Vdc, IC = 5.8 Adc
Test 3
VCE = 100 Vdc, IC = 0.3 Adc
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
