2SD1291 Specs and Replacement
Type Designator: 2SD1291
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 50 W
Maximum Collector-Base Voltage |Vcb|: 1500 V
Maximum Collector Current |Ic max|: 3 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Forward Current Transfer Ratio (hFE), MIN: 20
Noise Figure, dB: -
Package: TO220
- BJT ⓘ Cross-Reference Search
2SD1291 datasheet
..2. Size:75K jmnic
2sd1291.pdf 
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1291 DESCRIPTION With TO-3PN package Built-in damper diode High voltage ,high reliability Wide area of safe operation APPLICATIONS For color TV horizontal deflection output applications PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base 3 Emitter Fig.1 simplified out... See More ⇒
..3. Size:214K inchange semiconductor
2sd1291.pdf
isc Silicon NPN Power Transistor 2SD1291 DESCRIPTION High Voltage Wide Area of Safe Operation Built-in damper diode Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for color TV horizontal deflection output applications. ABSOLUTE MAXIMUM RATINGS (T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Base Voltage 1500 V... See More ⇒
8.5. Size:117K jmnic
2sd1294.pdf
Product Specification www.jmnic.com Silicon Power Transistors 2SD1294 DESCRIPTION With TO-3P(I) package Included avalanche diode High DC current gain Darlington connected type APPLICATIONS Power regulator for line operated TV PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base 3 emitter Fig.1 simplified outline (TO-3P(I)) and symbol ... See More ⇒
8.6. Size:74K jmnic
2sd1290.pdf
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1290 DESCRIPTION With TO-3PN package Built-in damper diode High voltage ,high reliability Wide area of safe operation APPLICATIONS For color TV horizontal deflection output applications PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base 3 Emitter Fig.1 simplified out... See More ⇒
8.7. Size:82K jmnic
2sd1296.pdf
Product Specification www.jmnic.com Silicon NPN Power Transistors 2SD1296 DESCRIPTION With TO-3PN package High DC current gain Low saturation voltage APPLICATIONS For audio frequency power amplifier and low speed high current switching industrial use PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base Fig.1 simplified outline (TO-3PN) a... See More ⇒
8.8. Size:28K jmnic
2sd1297.pdf
Product Specification www.jmnic.com 2SD1297 Silicon NPN Transistors B C E Features Darlington With TO-3PFa package Low speed power switching applications 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 5 V IC Collector current-Continuous 25 A ... See More ⇒
8.10. Size:215K inchange semiconductor
2sd1294.pdf
isc Silicon NPN Darlington Power Transistor 2SD1294 DESCRIPTION Included Avalanche Diode- V = 60 15V Z High DC Current Gain h = 2000 20000@ I = 0.5A, V = 5V FE C CE Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Power regulator for line operated TV applications. ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALU... See More ⇒
8.11. Size:213K inchange semiconductor
2sd1290.pdf
isc Silicon NPN Power Transistor 2SD1290 DESCRIPTION High Voltage Wide Area of Safe Operation Built-in damper diode Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for color TV horizontal deflection output applications. ABSOLUTE MAXIMUM RATINGS (T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Base Voltage 1500 V... See More ⇒
8.12. Size:216K inchange semiconductor
2sd1298.pdf
isc Silicon NPN Darlington Power Transistor 2SD1298 DESCRIPTION High DC Current Gain h = 200(Min.)@ I = 6A, V = 2V FE C CE High Collector-Emitter Breakdown Voltage- V = 400V(Min) (BR)CEO Low Collector Saturation Voltage Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for audio frequency power amplifier and low s... See More ⇒
8.13. Size:221K inchange semiconductor
2sd1296.pdf
isc Silicon NPN Darlington Power Transistor 2SD1296 DESCRIPTION High DC Current Gain h = 1000(Min.)@ I = 15A, V = 2V FE C CE High Collector-Emitter Breakdown Voltage- V = 100V(Min) (BR)CEO Low Collector Saturation Voltage Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for audio frequency power amplifier and low ... See More ⇒
8.14. Size:220K inchange semiconductor
2sd1297.pdf
isc Silicon NPN Darlington Power Transistor 2SD1297 DESCRIPTION High DC Current Gain h = 1000(Min.)@ I = 15A, V = 2V FE C CE High Collector-Emitter Breakdown Voltage- V = 100V(Min) (BR)CEO Low Collector Saturation Voltage Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for audio frequency power amplifier and low ... See More ⇒
Detailed specifications: 2SD1284, 2SD1286, 2SD1287, 2SD1288, 2SD1289, 2SD128A, 2SD129, 2SD1290, 2N3055, 2SD1292, 2SD1293M, 2SD1294, 2SD1295, 2SD1296, 2SD1297, 2SD1298, 2SD1299
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