2SC345 Specs and Replacement
Type Designator: 2SC345
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.6 W
Maximum Collector-Base Voltage |Vcb|: 80 V
Maximum Emitter-Base Voltage |Veb|: 5 V
Maximum Collector Current |Ic max|: 0.5 A
Max. Operating Junction Temperature (Tj): 175 °C
Electrical Characteristics
Transition Frequency (ft): 200 MHz
Forward Current Transfer Ratio (hFE), MIN: 30
Noise Figure, dB: -
Package: TO5
- BJT ⓘ Cross-Reference Search
2SC345 datasheet
0.1. Size:118K sanyo
2sc3451.pdf 
Ordering number EN1577B NPN Triple Diffused Planar Silicon Transistor 2SC3451 500V/15A Switching Regulator Applications Features Package Dimensions High breakdown voltage and high reliability. unit mm Fast switching speed (tf 0.1 s typ). 2022A Wide ASO. [2SC3451] Adoption of MBIT process. 1 Base 2 Collector 3 Emitter SANYO TO-3PB Specifications Absol... See More ⇒
0.2. Size:109K sanyo
2sc3456.pdf
Ordering number EN1579D NPN Triple Diffused Planar Silicon Transistor 2SC3456 800V/1.5A Switching Regulator Applications Features Package Dimensions High breakdown voltage and high reliability. unit mm Fast switching speed (tf 0.1 s typ). 2010C Wide ASO. [2SC3456] Adoption of MBIT process. 1 Base JEDEC TO-220AB 2 Collector EIAJ SC-46 3 Emitter Spec... See More ⇒
0.3. Size:112K sanyo
2sc3450.pdf
Ordering number EN1576C NPN Triple Diffused Planar Silicon Transistor 2SC3450 500V/10A Switching Regulator Applications Features Package Dimensions High breakdown voltage and high reliability. unit mm Fast switching speed (tf 0.1 s typ). 2022A Wide ASO. [2SC3450] Adoption of MBIT process. 1 Base 2 Collector 3 Emitter SANYO TO-3PB Specifications Absol... See More ⇒
0.5. Size:113K sanyo
2sc3458.pdf
Ordering number EN1589C NPN Triple Diffused Planar Type Silicon Transistor 2SC3458 800V/3A Switching Regulator Applications Features Package Dimensions High breakdown voltage and high reliability. unit mm Fast switching speed (tf 0.1 s typ). 2022A Wide ASO. [2SC3458] Adoption of MBIT process. 1 Base 2 Collector 3 Emitter SANYO TO-3PB Specifications A... See More ⇒
0.6. Size:109K sanyo
2sc3459.pdf
Ordering number EN1591C NPN Triple Diffused Planar Silicon Transistor 2SC3459 800V/4.5A Switching Regulator Applications Features Package Dimensions High breakdown voltage and high reliability. unit mm Fast switching speed (tf 0.1 s typ). 2022A Wide ASO. [2SC3459] Adoption of MBIT process. 1 Base 2 Collector 3 Emitter SANYO TO-3PB Specifications Abso... See More ⇒
0.7. Size:115K sanyo
2sc3457.pdf
Ordering number EN1580C NPN Triple Diffused Planar Type Silicon Transistor 2SC3457 800V/3A Switching Regulator Applications Features Package Dimensions High breakdown voltage and high reliability. unit mm Fast switching speed (tf 0.1 s typ). 2010C Wide ASO. [2SC3457] Adoption of MBIT process. 1 Base JEDEC TO-220AB 2 Collector EIAJ SC-46 3 Emitter S... See More ⇒
0.8. Size:227K jmnic
2sc3451.pdf
JMnic Product Specification Silicon NPN Power Transistors 2SC3451 DESCRIPTION With TO-3PN package High breakdown voltage and high reliability. Fast switching speed Wide area of safe operation APPLICATIONS 500V/15A Switching Regulator Applications PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base Fig.1 simplified outline (TO-3PN) and sym... See More ⇒
0.9. Size:221K jmnic
2sc3456.pdf
JMnic Product Specification Silicon NPN Power Transistors 2SC3456 DESCRIPTION With TO-220C package High breakdown voltage and high reliability Fast switching speed. Wide ASO area of safe operation APPLICATIONS 800V/1.5A switching regulator applications PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base 3 Emitter Absolute maximum... See More ⇒
0.10. Size:225K jmnic
2sc3458.pdf
JMnic Product Specification Silicon NPN Power Transistors 2SC3458 DESCRIPTION With TO-3PN package High breakdown voltage and high reliability. Fast switching speed Wide ASO(Safe Operating Area) APPLICATIONS 800V/3A Switching Regulator Applications PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base Fig.1 simplified outline (TO-3PN) and sy... See More ⇒
0.11. Size:224K jmnic
2sc3457.pdf
JMnic Product Specification Silicon NPN Power Transistors 2SC3457 DESCRIPTION With TO-220C package High breakdown voltage and high reliability Fast switching speed. Wide ASO (Safe Operating Area) APPLICATIONS 800V/3A switching regulator applications PINNING PIN DESCRIPTION 1 Base Collector;connected to 2 mounting base 3 Emitter Absolute maximum ratings(... See More ⇒
0.12. Size:202K inchange semiconductor
2sc3451.pdf
isc Silicon NPN Power Transistor 2SC3451 DESCRIPTION High Collector-Emitter Breakdown Voltage- V = 500V(Min) (BR)CEO High Switching Speed Wide Area of Safe Operation Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for switching regulator and general purpose applications. ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBO... See More ⇒
0.13. Size:198K inchange semiconductor
2sc3456.pdf
isc Silicon NPN Power Transistor 2SC3456 DESCRIPTION High Breakdown Voltage- V = 1100V(Min) (BR)CBO Fast Switching Speed Wide Area of Safe Operation Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for switching regulator Applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Bas... See More ⇒
0.14. Size:202K inchange semiconductor
2sc3450.pdf
isc Silicon NPN Power Transistor 2SC3450 DESCRIPTION High Collector-Emitter Breakdown Voltage- V = 500V(Min) (BR)CEO High Switching Speed Wide Area of Safe Operation Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for switching regulator and general purpose applications. ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBO... See More ⇒
0.15. Size:200K inchange semiconductor
2sc3458.pdf
isc Silicon NPN Power Transistor 2SC3458 DESCRIPTION High Breakdown Voltage- V = 1100V(Min) (BR)CBO Fast Switching Speed Wide Area of Safe Operation Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for switching regulator Applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Bas... See More ⇒
0.16. Size:199K inchange semiconductor
2sc3459.pdf
isc Silicon NPN Power Transistor 2SC3459 DESCRIPTION High Breakdown Voltage- V = 1100V(Min) (BR)CBO Fast Switching Speed Wide Area of Safe Operation Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for switching regulator Applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Bas... See More ⇒
0.17. Size:215K inchange semiconductor
2sc3457.pdf
isc Silicon NPN Power Transistor 2SC3457 DESCRIPTION High Breakdown Voltage- V = 1100V(Min) (BR)CBO Fast Switching Speed Wide Area of Safe Operation Minimum Lot-to-Lot variations for robust device performance and reliable operation APPLICATIONS Designed for switching regulator Applications ABSOLUTE MAXIMUM RATINGS(T =25 ) a SYMBOL PARAMETER VALUE UNIT V Collector-Bas... See More ⇒
Detailed specifications: 2SC3448, 2SC3448L, 2SC3448M, 2SC3448N, 2SC3449, 2SC3449L, 2SC3449M, 2SC3449N, MJE350, 2SC3450, 2SC3450L, 2SC3450M, 2SC3450N, 2SC3451, 2SC3451L, 2SC3451M, 2SC3451N
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