Transistor parameter Application Daquan (reprint)

BU2525AF NPN 30 Switching amplifier 1500v12a150w/350ns
Bu2525ax NPN 30 Switching amplifier 1500v12a150w/350ns
BU2527AF NPN 30 Switching amplifier 1500v15a150w
BU2532AW NPN 30 Switching amplifier 1500v15a150w (large screen)
BUH515 NPN BCE Line Tube 1500v10a80w
buh515d NPN BCE Line tube 1500v10a80w (with damping)
BUS13A NPN 12 Switching amplifier 1000v15a175w
BUS14A NPN 12 Switching amplifier 1000v30a250w
BUT11A NPN 28 Switching amplifier 1000v5a100w
BUT12A NPN 28 Switching amplifier 450v10a125w
BUV26 NPN 28 Audio power amplifier Switch 90V14A65W/250NS
buv28a NPN 28 Audio power amplifier Switch 225V10A65W/250NS
buv48a NPN 30 Audio power amplifier Switch 450v15a150w
BUW13A NPN 30 amp Switch 1000v15a150w
BUX48 NPN 12 amp Switch 850v15a125w
BUX84 NPN 30 amp Switch 800v2a40w
BUX98A NPN 12 amp Switch 400v30a210w5mhz
DTA114 PNP 10k-10k 160v0.6a0.625w (with resistance)
DTC143 NPN Video Recorder with 4.7k-4.7k
HPA100 NPN BCE Large screen color display line tube 21#
HPA150 NPN BCE Large screen color display line tube 21#
HSE830 PNP BCE Audio Amplifier 80v115w1mhz
HSE838 NPN BCE Audio Amplifier 80v115w1mhz cop/mj4502
MN650 NPN BCE Line Tube 1500v6a80w
MJ802 NPN 12 audio power amplifier switch 90v30a200w
MJ2955 PNP 12 audio power amplifier switch 60v15a115w
MJ3055 NPN 12 audio power amplifier switch 60v15a115w
MJ4502 PNP 12 audio power amplifier switch 90v30a200w cop/mj802
MJ10012 NPN 12 Darlington 400v10a175w
MJ10015 NPN 12 Power switch 400v50a200w
symbol polarity pin function parameter

MJ10016 NPN 12 Power switch 500v50a200w
MJ10025 12 Power Switch 850v20a250w
MJ11032 NPN 12 power switch 120v50a300w dar-l
MJ11033 PNP 12 power switch 120v50a300w dar-l
MJ13333 NPN 12 Power switch 400v20a175w
MJ15024 NPN 12 audio power Amplifier switch 400v16a250w4mhz (original 25.00)
MJ15025 PNP 12 audio power Amplifier switch 400v16a250w4mhz (original 25.00)
MJE271 PNP 29 Darlington
MJE340 NPN 29 Visual release 300v0.5a20w
MJE350 PNP 29 Viewport 300v0.5a20w
mje2955t PNP BCE audio power amplifier switch 60v1075w2mhz
mje3055t NPN BCE audio power amplifier switch 70v1075w2mhz
MJE5822 PNP BCE audio power amplifier switch 500V8A
MJE9730 NPN BCE
MJE13003 NPN 29 amp Switch 400v1.5a14w
MJE13005 NPN 28 amp Switch 400v4a60w
MJE13007 NPN 28 amp Switch 1500v2.5a60w
SE800
tip31c NPN BCE amp Switch 100v3a40w3mhz
TIP32C PNP BCE amp Switch 100v3a40w3mhz
tip35c NPN 30 Audio power amplifier Switch 100v25a125w3mhz
tip36c PNP 30 Audio power amplifier Switch 100v25a125w3mhz
tip41c NPN 30 Audio power amplifier Switch 100v6a65w3mhz
tip42c PNP 30 Audio power amplifier Switch 100v6a65w3mhz
TIP102 NPN 28 Audio power amplifier Switch 100v8a2w
TIP105 28 Audio Amplifier Switch
TIP122 NPN 28 Audio power amplifier switch 100v8a65w darl
TIP127 PNP 28 Audio power amplifier switch 100v8a65w darl
TIP137 PNP 28 Audio power amplifier switch 100v8a70w darl
TIP142 NPN 30 Audio power amplifier switch 100v10a125w dar-l
symbol polarity pin function parameter

TIP142 large NPN 30 audio amplifier Switch 100v10a125w dar-l
TIP147 PNP 30 Audio power amplifier switch 100v10a125w dar-l 0
TIP147 large PNP 30 audio amp switch 100v10a125w dar-l 0
TIP152 for Elevators
TL431 21 Voltage Reference source
UGN3120 SGO Hall Switch
UGN3144 SGO Hall Switch
60MIAL1 Solenoid/Microwave 1000v60a300w
T30g40 NPN BCE High-power switch tube 400v30a300w
5609 coml:5610
5610 coml:5609
9626 NPN21 Universal
Symbol polarity pin function parameter

MPSA42 NPN 21E Telephone video Amplification 300v0.5a0.625w
MPSA92 PNP 21E phone video Amplification 300v0.5a0.625w
MPS2222A NPN 21 High Frequency amplification 75v0.6a0.625w300mhz
9011 NPN EBC High Frequency amplification 50v30ma0.4w150mhz
9012 PNP SMD Low-frequency amplification 50v0.5a0.625w
9013 NPN EBC Low-frequency amplification 50v0.5a0.625w
9013 NPN SMD Low Frequency amplification 50v0.5a0.625w
9014 NPN EBC Low Noise amplification 50v0.1a0.4w150mhz
9015 PNP EBC Low Noise amplification 50v0.1a0.4w150mhz
9018 NPN EBC High Frequency amplification 30v50ma0.4w1ghz
8050 NPN EBC High Frequency amplification 40v1.5a1w100mhz
8550 PNP EBC High Frequency amplification 40v1.5a1w100mhz
2N2222 NPN 4 A high frequency amplification 60v0.8a0.5w25/200nsβ=45
2N2222A NPN Small Iron high frequency amplification 75v0.6a0.625w300mhz
2n2369 NPN 4 A switch 40v0.5a0.3w800mhz
2n2907 NPN 4A Universal 60v0.6a0.4w26/70nsβ=200
2n3055 NPN 12 Power Amplification 100v15a115w
2n3440 NPN 6 View release off 450v1a1w15mhz
2n3773 NPN 12 audio power amplifier switch 160v16a150w COP 2n6609
2N3904 NPN 21E Universal 60v0.2aβ=100-400
2n3906 PNP 21E Universal 40v0.2aβ=100-400
2n5401 PNP 21E Video Amplification 160v0.6a0.625w100mhz
2n5551 NPN 21E Video Amplification 160v0.6a0.625w100mhz
2n5685 NPN 12 audio power amplifier switch 60v50a300w
2n6277 NPN 12 amp Switch 180v50a250w
2n6609 PNP 12 audio power amplifier switch 160v15a150w COP 2n3773
symbol polarity pin function parameter

2n6678 NPN 12 audio power amplifier switch 650v15a175w15mhz
2n6718 NPN Small Iron audio Amplifier switch 100v2a2w50mhz
3da87a NPN 6 Video Amplification 100v0.1a1w
3DG6A NPN 6 Universal 15v20ma0.1w100mhz
3DG6B NPN 6 Universal 20v20ma0.1w150mhz
3DG6C NPN 6 Universal 20v20ma0.1w250mhz
3DG6D NPN 6 Universal 30v20ma0.1w150mhz
3DG12C NPN 7 Universal 45v0.3a0.7w200mhz
3DK2B NPN 7 Switch 30v30ma0.2w
3DK4B NPN 7 Switch 40v0.8a0.7w
3dk7c NPN 7 Switch 25v50ma0.3w
3DD15D NPN 12 Power switch 300v5a50w
3DD102C NPN 12 Power switch 300v5a50w
3522V 5.2V Regulator Tube recorder
A634 PNP 28E audio power amplifier switch 40v2a10w
A708 PNP 6 nf/s 80v0.7a0.8w
a715c PNP 29 Audio power amplifier Switch 35v2.5a10w160mhz
A733 PNP 21 Universal 50v0.1a180mhz
A741 PNP 4 S 20v0.1a <70/120ns
A781 PNP 39B Switch 20v0.2a <80/160ns
A928 PNP ECB General 20v1a0.25w
A933 PNP-Uni 50v0.1a140mhz
A940 PNP 28 Audio power amplifier Switch 150v1.5a25w4mhz/c2073
A950 PNP 21 Universal 30v0.8a0.6w
A966 PNP 21 audio excitation output 30v1.5a0.9w cop:c2236
A968 PNP 28 Audio power amplifier Switch 160v1.5a25w100mhz/c2238
A1009 PNP BCE amp Switch 350v2a15w
A1012 PNP 28 Audio Power Drop 60v5a25w
A1013 PNP 21 Video Amplification 160v1a0.9w
A1015 PNP 21 Universal 60v0.15a0.4w8mhz
symbol polarity pin function parameter

A1020 PNP 21 Audio Switch 50v2a0.9w
A1123 PNP 21 Low noise amplification 150v0.05a0.75w
A1162 PNP 21d Universal SMD 50v0.15a0.15w
A1216 PNP BCE amp Switch 180v17a200w20mhz/2922
A1220 PNP 29 Audio power amplifier Switch 120v1.5a20w150mhz/c2690
A1265 PNP BCE amp Switch 140v10a100w30mhz/c3182
A1295 PNP BCE amp Switch 230v17a200w30mhz/c3264
A1301 PNP BCE amp Switch 160v10a100w30mhz/c3280
A1302 PNP BCE amp Switch 200v15a150w30mhz/c3281
A1358? PNP High Frequency 120v1a10w120mhz
A1444 PNP BCE High speed power switch 100v15a30w80mhz
A1494 PNP BCE amp Switch 200v17a200w20mhz/c3858
A1516 PNP BCE amp Switch 180v12a130w25mhz
A1668 PNP 28B Power switch 200v2a25w20mhz
A1785 PNP BCE Driver 400v1a1w/120v1a0.9w140mh
A1941 PNP BCE amp Switch 140v10a100wcop:5198
A1943 PNP BCE amp Switch 230v15a150w/c5200 Original
A1988 PNP 30 Amp switch
B449 PNP 12 amp switch 50v3.5a22.5w Germanium tube
b631k PNP 29 Audio power amplifier Switch 120v1a8w130mhz/d600k
B647 PNP 21 Universal 120v1a0.9w140mhz/d667
B649 PNP 29 Viewport 180v1.5a1w/d669
B669 PNP 28 Darlington Amplifier 70v4a40w
B673 PNP 28 Darlington Amplifier 100v7a40w
B675 PNP 28 Darlington Amplifier 60v7a40w
B688 PNP BCE audio power amplifier switch 120v8a80w/d718
B734 PNP 39B Universal 60v1a1w/d774
B744 PNP 21 Universal 30v0.1a0.25w
B772 PNP 29 Audio power amplifier Switch 40v3a10w
B774 PNP 21 Universal 30v0.1a0.25w
symbol polarity pin function parameter

B817 PNP 30 amp Switch 160v12a100w/d1047
B834 PNP 28 amp Switch 60v3a30w
b937a PNP amplifier Switch 60v2a35 dral
B1020 PNP 28 amp switch Darlington 100v7a40wβ=6000
B1079 PNP 30 Darlington Amplifier 100v20a100wβ=5000/d1559
B1185 PNP 28B amplifier switch 60v3a25w 70mhz/d1762
B1238 PNP ECB amp switch 80v0.7a1w 100MHZ
B1240 PNP 39B Amplifier Switch 40v2a1w100hz
B1243 PNP 39B Amplifier Switch 40v3a1w70hz
B1316 PNP 54B Drive amplifier Darlington 100v2a10wβ=15000
B1317 PNP BCE Audio Amplifier 180v15a150w cop:d1975
B1335 PNP 28 Audio Amplifier low noise 80v4a30w 12MHZ
B1375 PNP BCE Audio Amplifier 60v3a2w9mhz
B1400 PNP 28B Darlington Amplifier 120v6a25wβ=1000-20000
B1429 PNP BCE amp Switch 180v15a150w
B1494 PNP BCE Darlington Amplifier 120v25a120wβ=2000-20000
C106 NPN EBC Audio Amplifier Switch 60v1.5a15w
C380 NPN 21 High Frequency amplification 35v0.03a250mhz
C458 NPN 21 Universal 30v0.1a230mhz
C536 NPN 21 Universal 40v0.1a180mhz
C752 NPN 21 Universal 30v0.1a300mhz
C815 NPN 21 Universal 60v0.2a0.25w
C828 NPN 21 Universal 45v0.05a0.25w
C900 NPN 21 Low noise amplification 30v0.03a100mhz
C943 NPN 4A Universal 60v0.2a200mhz
C945 NPN 21 Universal 50v0.1a0.5w250mhz
C1008 NPN 6 Universal 80v0.7a0.8w50mhz
C1162 NPN 29 Audio power amplifier Switch 35v1.5a10w
C1213 NPN 39B Monitor dedicated 35v0.5a0.4w
C1222 NPN 21 Low noise amplification 60v0.1a100mhz

Symbol polarity pin function parameter

C1494? NPN 40A transmitter 36v6a Pq=40w/175mhz
C1507 NPN 28 Visual release 300v0.2a15w
C1674 NPN Hf/zf 30v0.02a600mhz
C1815 NPN 21 Universal 60v0.15a0.4w8mhz
C1855 NPN 21f Hf/zf 20v0.02a550mhz
C1875 NPN 12 Color Line 1500v3.5a50w
C1906 NPN 21 High Frequency amplification 30v0.05a1000mhz
C1942 NPN 12 Color Line 1500v3a50w
C1959 NPN 21 Universal 30v0.4a0.5w300mhz
C1970 NPN 28 Mobile Launcher 40v0.6a Pq=1.3w/175mhz
C1971 NPN 28A Mobile launcher 35v2.0a Pq=7.0w/175mhz
C1972 NPN 28A Mobile launcher 35v3.5a Pq=15w/175mhz
C2012 NPN HF 30v0.03a200mhz
C2027 NPN 12 Line tube 1500v5a50w
C2036
C2068 NPN 28E Video Amplification 300v0.05a1.5w80mhz
C2073 NPN 28 Power Amplification 150v1.5a25w4mhz/a940
C2078 NPN 28 Audio power amplifier Switch 80v3a10w150mhz
C2120 NPN 21 Universal 30v0.8a0.6w
C2228 NPN 21 Video Amplification 160v0.05a0.75w
C2230 NPN 21 Video Amplification 200v0.1a0.8w
C2233 NPN 28 Audio power amplifier Switch 200v4a40w
C2236 NPN 21 Universal 30v1.5a0.9w/a966
C2238 NPN 28 Audio power amplifier Switch 160v1.5a25w100mhz/a968
C2320 NPN 21 Universal 50v0.2a0.3w200mhz
C2335 NPN 28 Video Amplifier 500v7a40w
C2373 NPN 28 Amplifier 200v7.5a40w
C2383 NPN 21 Video Switch 160v1a0.9w/a1015
C2443 NPN Large iron amplifier switch 600v50a400w
C2481 NPN 29 Audio power amplifier Switch 150v1.5a20w
symbol polarity pin function parameter

C2482 NPN 21 Video Amplification 300v0.1a0.9w
C2500 NPN 21 Universal 30v2a0.9w150mhz
C2594 NPN 29 Audio power amplifier Switch 40v5a10w
C2611 NPN 29 Video Amplification 300v0.1a1.25w
C2625 NPN 30 Audio power amplifier Switch 450v10a80w
C2682 NPN Nf/vid 180v0.1a8w
C2688 NPN 29 Visual Discharge tube 300v0.2a10w80mhz
C2690 NPN 29 Audio power amplifier Switch 120v1.2a20w150mhz/a1220p
C2751 NPN BCE Power switch 500v15a120wβ=40
C2837 NPN 30 Audio power amplifier Switch 150v10a100w
C2898 NPN 28 Audio power amplifier Switch 500v8a50w
C2922 NPN 43 Audio power amplifier Switch 180v17a200w50mhz/a1216
C3026 NPN 12 Switch tube 1700v5a50wβ=20
C3030 NPN BCE Switch tube Darlington 900v7a80wβ=15
C3039 NPN 28 Power switch 500v7a50wβ=40
C3058 NPN 12 Switch tube 600v30a200wβ=15
C3148 NPN 28 Power switch 900v3a40wβ=15
C3150 NPN 28 Power switch 900v3a50wβ=15
C3153 NPN 30 Power switch 900v6a100wβ=15
C3182 NPN 30 amp Switch 140v10a100wβ=95/a1265
C3198 NPN 21 High Frequency amplification 60v0.15a0.4w130mhz
C3262 NPN BCE Darlington Amplifier 800v10a100w
C3264 NPN BCE pa amp Switch 230v17a200wβ=170/a1295
C3280 NPN 30 Audio power amplifier Switch 160v12a120wβ=100
C3281 NPN 30 Audio power amplifier Switch 200v15a150w30mhzβ=100
C3300 NPN 30 Audio power amplifier Switch 100v15a100wβ=600
C3310 NPN 28C power switch 500v5a40wβ= 20
C3320 NPN 28C Power switch 500v15a80wβ= 15
C3355 NPN 21F High Frequency amplification 20v0.1a6500mhz
symbol polarity pin function parameter

C3358 NPN 40B High Frequency amplification 20v0.1a7000mhz
C3457 NPN BCE Power switch 1100v3a50wβ=12
C3460 NPN BCE Power switch 1100v6a100wβ=12
C3466 NPN BCE Power switch 1200v8a120wβ=10
C3505 NPN 28B Power switch 900v6a80wβ=20
C3527 NPN BCE Power switch 500v15a100wβ=13
C3528 NPN BCE Power switch 500v20a150wβ=13
C3595 NPN 29 RF 30v0.5a1.2wβ=90
C3679 NPN BCE Power switch 900v5a100w6mhz
C3680 NPN BCE Power switch 900v7a120w6mhz
C3688 NPN BCE Color Line 1500v10a150w
C3720 NPN BCE Color Line 1200v10a200w
C3783 NPN BCE High-voltage high-speed switch 900v5a100w Yellow River 21 "
C3795 NPN BCE High-voltage high-speed switch 900v5a2w8mhz
C3807 NPN BCE Low Noise amplification 30v2a1.2w260mhz
C3858 NPN BCE amp Switch 200v17a200w20mhz/a1494
C3866 NPN BCE High-voltage high-speed switch 900v3a40w
C3873 NPN BCE High-voltage high-speed switch 500v12a75w30mhz
C3886 NPN BCE switch, line tube 1400v8a50w8mhz
C3893 NPN 28B Line Tube 1400v8a50w8mhz
C3907 NPN 28B Amplifier Switch 180v12a130w30mhz
C3953 NPN 29 Viewport 120v0.2a1.3w 4000MHZ
C3987 NPN 28 Darlington 50v3a20wβ=1000
C3995 NPN BCE Line tube 1500v12a180w 34 inch
C3997 NPN BCE Line Tube 1500v15a250w
C3998 NPN BCE Line Tube 1500v25a250w
C4024 NPN BCE amp switch 100v10a35w 24MHZ
C4038 NPN BCE Gate Circuit 50v0.1a0.3w180mhz
C4059 NPN BCE High-speed switch 600v15a130w 0.5/2.2us
C4106 NPN BCE power switch 500v7a50w20mhz?
symbol polarity pin function parameter

C4111 NPN BCE Switch Line tube 1500v10a150w
C4119 NPN BCE Microwave oven Switch 1500v15a250w
C4231 NPN 50C Audio Amplifier 800v2a30w
C4237 NPN BCE High-voltage high-speed switch 1000v8a120w30mhz
C4242 NPN BCE High-voltage high-speed switch 450v7a40w
C4288 NPN BCE Line Tube 1400v12a200w8mhz
C4297 NPN BCE Power switch 500v12a75w10mhz
C4429 NPN BCE Power switch 1100v8a60w
C4517 NPN BCE Audio Amplifier 550v3a30w6mhz
C4532 NPN BCE
C4582 NPN 28b Power switch 600v15a75w20mhz
ON4673 NPN BCE
ON4873 NPN BCE
C4706 NPN BCE Power switch 900v14a130w6mhz
C4742 NPN 46 Color Line 1500v6a50w (with damping)
C4745 NPN 46 Color Line 1500v6a50w
C4747 NPN 46 Color Line 1500v10a50w
C4769 NPN BCE Microcomputer Line tube 1500v7a60w (with damping)
C4913 NPN BCE Large screen view discharge tube 2000v0.2a35w
C4924 NPN BCE Audio Amplifier 800v10a70w
C4927 NPN BCE Line Tube 1500v8a50w
C4927 NPN BCE SONY29 "line tube 1500v8a50w Original
C4941 NPN BCE Line tube 1500v6a65w 500/380ns
C4953 NPN BCE 500v2a25w
C5020 NPN BCE Color Line 1000v7a100w
C5068 NPN BCE Color Line 1500v10a50w
C5086 NPN BCE Color Line 1500v10a50w
C5088 NPN BCE Color Line 1500v10a50w
C5129 NPN BCE color display line tube 1500v8a50w (with resistance)
C5132 NPN BCE Color Line 1500v16a50w
symbol polarity pin function parameter

C5144 NPN BCE Large screen color line 1700v20a200w
C5148 NPN BCE
C5149 NPN BCE High-speed high-frequency line tube 1500v8a50w (with resistance)
C5198 NPN BCE amp Switch 140v10a100w
C5200 NPN BCE amp Switch 230v15a150w/a1943 Original
C5207 NPN BCE Color Line 1500v10a50w Original
C5243 NPN BCE Color Line 1700v15a200w Original
C5244 NPN BCE Color Line 1700v15a200w
C5249 NPN BCE
C5250 NPN BCE Switch 1000v7a100w Original
C5251 NPN BCE Color Line 1500v12a50w Original
C5252 NPN BCE Color Line 1500v15a100w Original
C5294 NPN BCE
C5296 NPN BCE Switch Tube 25 "--34" large screen color display power supply tube
C5297 NPN BCE Switch Tube 25 "--34" large screen color display power supply tube
C5331 NPN BCE Large screen color display line tube 1500v15a180w
C5423 NPN BCE
d40c NPN ECB Walkie-talkie with 40v0.5a40w75mhz (Darlington)
D325 NPN BCE amp Switch 50v3a25w
D385 NPN 11 Darlington Amplifier 100v7a30w
D400 NPN 21 Universal 25v1a0.75w
D401 NPN 28 Audio power amplifier Switch 200v2a20w
D415 NPN 29 Audio power amplifier Switch 120v0.8a5w
D438 NPN 21 Universal 500v1a0.75w100mhz
D547 NPN Large iron amplifier switch 600v50a400w
D560 NPN BCE Darlington Amplifier 150v5a30w
d600k NPN 29 Audio power amplifier Switch 120v1a8w130mhz/b631k
D637 NPN 39E Universal 60v0.1a150mhz * * * * *
D667 NPN 21 Video Amplification 120v1a0.9w140mhz/b647
D669 NPN 29 Video Amplification 180v1.5a1w140mhz/d669

Symbol polarity pin function parameter

D718 NPN 30 Audio power amplifier Switch 120v8a80w/b668
D774 NPN 39B Universal 100v1a1w/b734
D789 NPN 21 Audio output 100v1a0.9w
D820 NPN 12 Color Line 1500v5a50w
D870 NPN 12 Color Line 1500v5a50w RRRR
D880 NPN 28 Audio power amplifier Switch 60v3a10w
D882 NPN 29 Audio power amplifier Switch 40v3a30w
D884 NPN 28 Audio power amplifier Switch 330v7a40w
D898 NPN 12 Color Line 1500v3a50w
D951 NPN 12 Color Line 1500v3a65w
D965 NPN 21 Audio 40v5a0.75w
D966 NPN 21 Audio 40v5a1w
D985 NPN 29 Amplifier 150v1.5a10w
D986 NPN 29 Amplifier 150v1.5a10w
D1025 NPN 28 Darlington Amplifier 200v8a50w
D1037 NPN BCE audio power amplifier switch 150v30a180w
D1047 NPN 30 Audio power amplifier Switch 160v12a100w/b817
D1071 NPN 28 Amplifier 300v6a40w dra-l
d1163a NPN 28 line deflection with 350v7a40w60mhz
D1175 NPN 12 line deflection with 1500v5a100wβ=15 original
D1273 NPN 28 Audio Amplifier 80v3a40w50mhzβ=1500
D1302 NPN 21 Audio 25v0.5a0.5w200mhz
D1397 NPN BCE Switch 1500v3.5a50w3mhz
D1398 NPN BCE Switch 1500v5a50w3mhz
D1403 NPN 28B Color Line 1500v6a120w
D1403 NPN 28B Color Line 1500v6a120w Original
D1415 NPN 28B Amplifier power switch 100v7a40wβ=6000 Darlington
D1416 NPN 28B Amplifier power switch 80v7a40wβ=6000 (Darlington)
D1426 NPN 28B Color Line 1500v3.5a80wβ=12 rrrrr
D1427 NPN 28B Color Line 1500v5a80wβ=12 rrrrr

Transistor parameter Application Daquan (reprint)