2SD127 Specs and Replacement
Type Designator: 2SD127
Material of Transistor: Ge
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.25 W
Maximum Collector-Base Voltage |Vcb|: 23 V
Maximum Collector-Emitter Voltage |Vce|: 20 V
Maximum Emitter-Base Voltage |Veb|: 12 V
Maximum Collector Current |Ic max|: 0.5 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 1 MHz
Forward Current Transfer Ratio (hFE), MIN: 40
Noise Figure, dB: -
Package: TO1
- BJT ⓘ Cross-Reference Search
2SD127 datasheet
0.1. Size:96K toshiba
2sd1279.pdf 
This Material Copyrighted By Its Respective Manufacturer This Material Copyrighted By Its Respective Manufacturer This Material Copyrighted By Its Respective Manufacturer ... See More ⇒
0.2. Size:45K panasonic
2sd1272.pdf
Power Transistors 2SD1272 Silicon NPN triple diffusion planar type For high-speed switching and high current amplification ratio Unit mm 10.0 0.2 4.2 0.2 5.5 0.2 2.7 0.2 Features High foward current transfer ratio hFE 3.1 0.1 Satisfactory linearity of foward current transfer ratio hFE Full-pack package which can be installed to the heat sink with one screw 1.3 0.2 ... See More ⇒
0.3. Size:46K panasonic
2sd1273.pdf
Power Transistors 2SD1273, 2SD1273A Silicon NPN triple diffusion planar type For power amplification with high forward current transfer ratio Unit mm Complementary to 2SB1299 10.0 0.2 4.2 0.2 5.5 0.2 2.7 0.2 Features High foward current transfer ratio hFE 3.1 0.1 Satisfactory linearity of foward current transfer ratio hFE Full-pack package which can be installed to the... See More ⇒
0.4. Size:62K panasonic
2sd1276.pdf
Power Transistors 2SD1276, 2SD1276A Silicon NPN triple diffusion planar type Darlington Unit mm For power amplification 10.0 0.2 4.2 0.2 5.5 0.2 2.7 0.2 Complementary to 2SB950 and 2SB950A Features High foward current transfer ratio hFE 3.1 0.1 High-speed switching Full-pack package which can be installed to the heat sink with one screw 1.3 0.2 1.4 0.1 Absolute ... See More ⇒
0.5. Size:56K panasonic
2sd1274.pdf
Power Transistors 2SD1274, 2SD1274A, 2SD1274B Silicon NPN triple diffusion planar type For power amplification Unit mm Features 10.0 0.2 4.2 0.2 5.5 0.2 2.7 0.2 High collector to base voltage VCBO High-speed switching Full-pack package which can be installed to the heat sink with 3.1 0.1 one screw Absolute Maximum Ratings (TC=25 C) 1.3 0.2 Parameter Symbol Ra... See More ⇒
0.6. Size:59K panasonic
2sd1271.pdf
Power Transistors 2SD1271, 2SD1271A Silicon NPN epitaxial planar type For power switching Complementary to 2SB946 and 2SB946A Unit mm 10.0 0.2 4.2 0.2 Features 5.5 0.2 2.7 0.2 Low collector to emitter saturation voltage VCE(sat) Satisfactory linearity of foward current transfer ratio hFE 3.1 0.1 Large collector current IC Full-pack package which can be installed to the... See More ⇒
0.7. Size:62K panasonic
2sd1277.pdf
Power Transistors 2SD1277, 2SD1277A Silicon NPN triple diffusion planar type Darlington For midium speed power switching Unit mm 10.0 0.2 4.2 0.2 Complementary to 2SB951 and 2SB951A 5.5 0.2 2.7 0.2 Features High foward current transfer ratio hFE 3.1 0.1 High-speed switching Full-pack package which can be installed to the heat sink with one screw 1.3 0.2 1.4 0... See More ⇒
0.8. Size:55K panasonic
2sd1270.pdf
Power Transistors 2SD1270 Silicon NPN epitaxial planar type For power switching Unit mm Complementary to 2SB945 10.0 0.2 4.2 0.2 5.5 0.2 2.7 0.2 Features Low collector to emitter saturation voltage VCE(sat) 3.1 0.1 Satisfactory linearity of foward current transfer ratio hFE Large collector current IC Full-pack package which can be installed to the heat sink with one ... See More ⇒
0.9. Size:62K panasonic
2sd1275.pdf
Power Transistors 2SD1275, 2SD1275A Silicon NPN triple diffusion planar type Darlington Unit mm For power amplification 10.0 0.2 4.2 0.2 Complementary to 2SB949 and 2SB949A 5.5 0.2 2.7 0.2 Features 3.1 0.1 High foward current transfer ratio hFE High-speed switching Full-pack package which can be installed to the heat sink with one screw 1.3 0.2 1.4 0.1 Absolute... See More ⇒
0.10. Size:123K jmnic
2sd1275 2sd1275a.pdf
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1275 2SD1275A DESCRIPTION With TO-220Fa package Complement to type 2SB949,2SB949A High forward current transfer ratio hFE High-speed switching APPLICATIONS For power amplification PINNING PIN DESCRIPTION 1 Base 2 Collector 3 Emitter Fig.1 simplified outline (TO-220Fa) and symbol ABSOLUTE MA... See More ⇒
0.11. Size:124K jmnic
2sd1277 2sd1277a.pdf
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1277 2SD1277A DESCRIPTION With TO-220Fa package Complement to type 2SB951 and 2SB951A High forward current transfer ratio hFE High-speed switching APPLICATIONS For medium speed power switching PINNING PIN DESCRIPTION 1 Base 2 Collector 3 Emitter Fig.1 simplified outline (TO-220Fa) and symbol ... See More ⇒
0.12. Size:107K jmnic
2sd1274 2sd1274a 2sd1274b.pdf
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1274 2SD1274A 2SD1274B DESCRIPTION With TO-220Fa package High VCBO High speed switching APPLICATIONS Power amplifier applicaitons PINNING PIN DESCRIPTION 1 Base 2 Collector 3 Emitter Fig.1 simplified outline (TO-220Fa) and symbol ABSOLUTE MAXIMUM RATINGS AT Tc=25 SYMBOL PARAMETER CONDITI... See More ⇒
0.13. Size:32K jmnic
2sd1271a.pdf
Power Transistors www.jmnic.com 2SD1271A Silicon NPN Transistors B C E Features For Power Switching. With TO-220Fa package Complement to type 2SB946 Absolute Maximum Ratings Tc=25 SYMBOL PARAMETER RATING UNIT VCBO Collector to base voltage 150 V VCEO Collector to emitter voltage 100 V VEBO Emitter to base voltage 7 V ICP Peak collector current 15 A IC Coll... See More ⇒
0.14. Size:134K jmnic
2sd1276 2sd1276a.pdf
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1276 2SD1276A DESCRIPTION With TO-220Fa package Complement to type 2SB950 and 2SB950A High forward current transfer ratio hFE High-speed switching APPLICATIONS For power amplification PINNING PIN DESCRIPTION 1 Base 2 Collector 3 Emitter Fig.1 simplified outline (TO-220Fa) and symbol ABSOLUT... See More ⇒
0.15. Size:469K blue-rocket-elect
2sd1273f.pdf
2SD1273(A)F(BR3DA1273(A)F) Rev.C Feb.-2015 DATA SHEET / Descriptions TO-220F NPN Silicon NPN transistor in a TO-220F Plastic Package. / Features h FE Power amplifier with high forward current transfer ratio applications. / Applications h FE High hFE, good linearity of hFE. ... See More ⇒
0.16. Size:189K inchange semiconductor
2sd1278.pdf
INCHANGE Semiconductor isc Silicon NPN Power Transistor 2SD1278 DESCRIPTION High Breakdown Voltage- V = 1200V (Min) CBO High Reliability 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for high voltage power switching TV horizontal deflection output applications. ABSOLUTE MAXIMUM RATINGS(T =2... See More ⇒
0.17. Size:213K inchange semiconductor
2sd1276.pdf
INCHANGE Semiconductor isc Silicon NPN Darlington Power Transistor 2SD1276 DESCRIPTION Collector-Emitter Breakdown Voltage- V = 60V (Min) (BR)CEO High Speed Switching Complement to Type 2SB950 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for medium speed power switching applications. ABS... See More ⇒
0.18. Size:126K inchange semiconductor
2sd1275 2sd1275a.pdf
Inchange Semiconductor Product Specification Silicon NPN Power Transistors 2SD1275 2SD1275A DESCRIPTION With TO-220Fa package Complement to type 2SB949/949A High DC current gain High-speed switching APPLICATIONS For power amplification PINNING PIN DESCRIPTION 1 Base 2 Collector Fig.1 simplified outline (TO-220Fa) and symbol 3 Emitter Absolute maximum ratings ... See More ⇒
0.19. Size:208K inchange semiconductor
2sd1274.pdf
isc Silicon NPN Power Transistor 2SD1274 DESCRIPTION Collector-Emitter Sustaining Voltage- V = 80V (Min) CEO(SUS) High Speed Switching Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for power amplification. ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Base Voltage 150 V CBO V Colle... See More ⇒
0.20. Size:214K inchange semiconductor
2sd1271.pdf
isc Silicon NPN Power Transistor 2SD1271 DESCRIPTION Low Collector Saturation Voltage V = 0.5V(Max)@ I = 5A CE(sat) C Collector-Emitter Breakdown Voltage- V = 80V (Min) (BR)CEO Good Linearity of h FE Complement to Type 2SB946 Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for power switching applications. A... See More ⇒
0.21. Size:126K inchange semiconductor
2sd1277 2sd1277a.pdf
Inchange Semiconductor Product Specification Silicon NPN Power Transistors 2SD1277 2SD1277A DESCRIPTION With TO-220Fa package Complement to type 2SB951/951A High DC current gain High-speed switching APPLICATIONS For medium speed power switching PINNING PIN DESCRIPTION 1 Base 2 Collector Fig.1 simplified outline (TO-220Fa) and symbol 3 Emitter Absolute maximum... See More ⇒
0.22. Size:216K inchange semiconductor
2sd1277.pdf
isc Silicon NPN Darlington Power Transistor 2SD1277 DESCRIPTION Collector-Emitter Breakdown Voltage- V = 60V (Min) (BR)CEO High Speed Switching Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for medium speed power switching applications. ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-B... See More ⇒
0.23. Size:191K inchange semiconductor
2sd1279.pdf
INCHANGE Semiconductor isc Silicon NPN Power Transistor 2SD1279 DESCRIPTION High Breakdown Voltage- V = 1400V (Min) CBO Low Collector-Emitter Saturation Voltage- V = 5.0V(Max.)@ I = 8.0A CE(sat) C Fast Switching Speed 100% avalanche tested Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for high voltage power... See More ⇒
0.24. Size:160K inchange semiconductor
2sd1271 2sd1271a.pdf
Inchange Semiconductor Product Specification Silicon NPN Power Transistors 2SD1271 2SD1271A DESCRIPTION With TO-220Fa package Complement to type 2SB946/946A Low collector saturation voltage Good linearity of hFE Large collector current IC APPLICATIONS For power switching applications PINNING PIN DESCRIPTION 1 Base 2 Collector Fig.1 simplified outline (TO-... See More ⇒
0.25. Size:118K inchange semiconductor
2sd1274 2sd1274a 2sd1274b.pdf
Inchange Semiconductor Product Specification Silicon NPN Power Transistors 2SD1274 2SD1274A 2SD1274B DESCRIPTION With TO-220Fa package High VCBO High speed switching APPLICATIONS Power amplifier applicaitons PINNING PIN DESCRIPTION 1 Base 2 Collector Fig.1 simplified outline (TO-220Fa) and symbol 3 Emitter Absolute maximum ratings (Ta=25 ) SYMBOL PARAMETER ... See More ⇒
0.26. Size:215K inchange semiconductor
2sd1270.pdf
isc Silicon NPN Power Transistor 2SD1270 DESCRIPTION Low Collector Saturation Voltage V = 0.5V(Max)@ I = 4A CE(sat) C Collector-Emitter Breakdown Voltage- V = 80V (Min) (BR)CEO Good Linearity of h FE Complement to Type 2SB945 Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for power switching applications. A... See More ⇒
0.27. Size:214K inchange semiconductor
2sd1271a.pdf
isc Silicon NPN Power Transistor 2SD1271A DESCRIPTION Low Collector Saturation Voltage V = 0.5V(Max)@ I = 5A CE(sat) C Collector-Emitter Breakdown Voltage- V = 100V (Min) (BR)CEO Good Linearity of h FE Complement to Type 2SB946A Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for power amplification. ABSOLUT... See More ⇒
0.28. Size:126K inchange semiconductor
2sd1276 2sd1276a.pdf
Inchange Semiconductor Product Specification Silicon NPN Power Transistors 2SD1276 2SD1276A DESCRIPTION With TO-220Fa package Complement to type 2SB950/950A High DC current gain High-speed switching APPLICATIONS For power amplification PINNING PIN DESCRIPTION 1 Base 2 Collector Fig.1 simplified outline (TO-220Fa) and symbol 3 Emitter Absolute maximum ratings ... See More ⇒
Detailed specifications: 2SD1265A, 2SD1266, 2SD1266A, 2SD1267, 2SD1267A, 2SD1268, 2SD1269, 2SD126H, BC549, 2SD1270, 2SD1271, 2SD1271A, 2SD1272, 2SD1273, 2SD1273A, 2SD1273O, 2SD1273P
Keywords - 2SD127 pdf specs
2SD127 cross reference
2SD127 equivalent finder
2SD127 pdf lookup
2SD127 substitution
2SD127 replacement
