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Semiconductors

Semiconductor Components

At Electrical Surplus, we offer an extensive selection of electronic semiconductor devices for sale. Semiconductor components offer several advantages, including being shock-proof, having an almost unlimited lifespan, and requiring a low voltage to operate properly.  

Our supply ranges from electronic transistors and timers to diodes and audio converters. Start shopping for your semiconductor components today to experience all of the advantages they have to offer. If the semiconductor you’re looking for is out of stock, you can request a part and we’ll get it to you as quickly as possible.

 Find the semiconductor component you need in our selection below.  

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  1. Transistors 259 items
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  1. BJT 2014 items
  2. JFET 48 items
  3. MOSFET 259 items
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  1. N-Channel 37 items
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  2. NEC Corporation 1 item
  3. ST Microelectronics 13 items
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  6. FAIRCHILD 24 items
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  8. GE/RCA 4 items
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  11. Harris Corp 26 items
  12. INTERSIL 3 items
  13. IR 58 items
  14. IXYS 2 items
  15. Mitsubishi 1 item
  16. Motorola 40 items
  17. MOT 1 item
  18. Texas Instruments 1 item
  19. NTE Electronics Inc. 2 items
  20. Philips 5 items
  21. NTE Electronics Inc 7 items
  22. ON SEMI 2 items
  23. Philco 1 item
  24. Panasonic/Matsushita 1 item
  25. POWER INTEGRATIONS 5 items
  26. RCA 7 items
  27. Samsung 6 items
  28. SEC 2 items
  29. Siemens 4 items
  30. Siliconix 21 items
  31. SIGNETICS 1 item
  32. SILCONIX 1 item
  33. ST 1 item
  34. SML 2 items
  35. SUPERTEX 4 items
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Items 73-96 of 259

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  1. Siliconix - IRFD120 - Transistor, N Channel MOSFET. P/N: IRFD120.
    Siliconix - IRFD120 - Transistor, N Channel MOSFET. P/N: IRFD120.
    $0.57
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    Transistor, N Channel MOSFET. Max voltage: 100V. Max current: 1.3 Amp. Dissipation: 1.3 watt. Package: 4 Dip. P/N: IRFD120. Operating temperature: -55 to 175 Deg C. Note: RDS on: 0.27 Ohm. Learn More
  2. Siliconix - SI9410DY - Transistor, N Channel MOSFET. P/N: SI9410DY.
    Siliconix - SI9410DY - Transistor, N Channel MOSFET. P/N: SI9410DY.
    $2.99
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    Transistor, N Channel MOSFET. Max voltage: 30V(D-S). Continuous drain current: 7.0A @ 25 Deg C, 5.8Amp @ 70 Deg C. Dissipation: 2.5 watt @ 25 Deg C, 1.6 watt @ 70 Deg C. Package: SOIC 8 SMD. P/N: SI9410DY. Operating temperature: -55 to 150 Deg C. Learn More
  3. Vishay Siliconix - 3N163 - Transistor, P Channel MOSFET. P/N: 3N163.
    Vishay Siliconix - 3N163 - Transistor, P Channel MOSFET. P/N: 3N163.
    Special Price $12.98 Regular Price $16.50 As low as $9.98
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    Vishay Siliconix - 3N163 Transistor, P Channel MOSFET.

    Status: Discontinued

    Max Voltage: 40V.

    Max Current: 50mA.

    Dissipation: 375mW.

    Package: TO-7-4 metal can.

    Operating Temperature: -55 to 150 Deg C.

    Note: Enhancement Mode.

    Amplifier/Switch.

    Alternate: 3N163-E3

    Learn More
  4. Siliconix - SI1026X-T1-E3DKR - Transistor, N Channel DMOS MOSFET. SMD.
    Siliconix - SI1026X-T1-E3DKR - Transistor, N Channel DMOS MOSFET. SMD.
    $0.50
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    Transistor, N Channel DMOS MOSFET. Max voltage: 60V. Package: SOT-563 SMD. P/N: SI1026X-T1-E3DKR. Operating temperature: -55 to 150 Deg C. Note: T/R. Learn More
  5. Siliconix - M116 - Transistor, N CH Mosfet. P/N: M116.
    Siliconix - M116 - Transistor, N CH Mosfet. P/N: M116.
    $29.00
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    Transistor, N CH Mosfet. Max voltage: 30V. Max current: 50mA. Dissipation: 300mW. Package: TO-72 gold. P/N: M116. Derate >25 degC: Operating temperature: -55 to 150 Deg C. Note: Enhancement mode. Diode protected. Learn More
  6. Siliconix - VNM001A5 - Transistor. N Channel mosfet 400V 8Amp.
    Siliconix - VNM001A5 - Transistor. N Channel mosfet 400V 8Amp.
    Special Price $32.95 Regular Price $39.00
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    Transistor. N Channel mosfet 400V 8Amp 175 watt, 1 Ohm rds. Case TO-3 steel.Military type enhancement mode. Learn More
  7. Siliconix - IRF151 - Transistor, N-Channel mosfet. P/N: IRF151.
    Siliconix - IRF151 - Transistor, N-Channel mosfet. P/N: IRF151.
    $9.99
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    Transistor, N-Channel mosfet. Max voltage: 60V. Max current: 40Amp. Dissipation: 150 watt. Package: TO-3 steel. P/N: IRF151. Note: RDS(on) 0.055 Ohm. Learn More
  8. Siliconix - IRF341 - Transistor, N Channel mosfet. P/N: IRF341.
    Siliconix - IRF341 - Transistor, N Channel mosfet. P/N: IRF341.
    $7.50
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    Transistor, N Channel mosfet. Max voltage: 350V. Max current: 10Amp. Dissipation: 125 watt. Package: TO-3 steel (TO-204AA). P/N: IRF341. Note: RDS(on) 0.55 Ohm. Learn More
  9. Siliconix - VN98AJ - TO-3 STEEL NEW
    Siliconix - VN98AJ - TO-3 STEEL NEW
    Special Price $15.95 Regular Price $23.00
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    MOSPOWER MOSFET N-CH TO-3 STEEL NEWREPLACED BY 2N6658 Learn More
  10. Siliconix - 2N6658 - Transistor, N Channel MOSFET. P/N: 2N6658.
    Siliconix - 2N6658 - Transistor, N Channel MOSFET. P/N: 2N6658.
    Special Price $14.95 Regular Price $20.00
    Out of stock
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    Transistor, N Channel MOSFET. Max voltage: Drain source and gate: 90V. Max current: Continuous drain: 1.9 Amp. Dissipation: 25 watt. Package: TO-3. P/N: 2N6658. Operating temperature: -55 to 150 Deg C. Note: Enhancement mode. RDS on: 4.0 Ohm. Learn More
  11. Siemens - BUZ71L - Transistor, N Channel Mosfet. P/N: BUZ71L.
    Siemens - BUZ71L - Transistor, N Channel Mosfet. P/N: BUZ71L.
    $3.00
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    Transistor, N Channel Mosfet. Max voltage: 50V. Max current: 14Amp. Dissipation: 40 watt. Package: TO-220. P/N: BUZ71L. Note: New. RDS on 0.1 Ohm. Learn More
  12. Siemens - BUZ42 - Transistor, N Channel MOSFET. P/N: BUZ42.
    Siemens - BUZ42 - Transistor, N Channel MOSFET. P/N: BUZ42.
    Special Price $4.49 Regular Price $5.99
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    Transistor, N Channel MOSFET. Max voltage: 500V. Max current: 4 Amp. Dissipation: 75 watt. Package: TO-220. P/N: BUZ42. Operating temperature: -55 to 150 Deg C. Note: Enhancement mode, avalanche rated. RDS on: 2 Ohm. Learn More
  13. Siemens - BUZ44A - Transistor, N Channel MOSFET. P/N: BUZ44A.
    Siemens - BUZ44A - Transistor, N Channel MOSFET. P/N: BUZ44A.
    $19.95
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    Transistor, N Channel MOSFET. Max voltage: 500V. Max current: 4.8 Amp. Dissipation: 78 watt. Package: TO-3 steel. P/N: BUZ44A. Operating temperature: -55 to 150 Deg C. Note: Enhancement mode. TMOS power. RDS on: 1.5 Ohm.

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  14. SAMSUNG - IRF830 - N-CH 500V 4.5Amp 75W TO-220 Mosfet Transistors
    SAMSUNG - IRF830 - N-CH 500V 4.5Amp 75W TO-220 Mosfet Transistors
    $2.95
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    Mosfet TO-220AB N-CH 500V 4.5A 75W Transistors Learn More
  15. SAMSUNG - IRF730 - Transistor, N Channel MOSFET, TO-220.
    SAMSUNG - IRF730 - Transistor, N Channel MOSFET, TO-220.
    Special Price $2.98 Regular Price $3.25 As low as $2.49
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    Samsung - IRF730 - Transistor, N Channel MOSFET.

    Max Voltage: 400V.

    Gain: 5.5 Amp.

    Package: TO-220.

    Note: 1000 Ohm.

    Package: TO-220

    Genuine Samsung - New Old Stock

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  16. SAMSUNG - IRFZ44 - Transistor, N Ch Mosfet. P/N: IRFZ44.
    SAMSUNG - IRFZ44 - Transistor, N Ch Mosfet. P/N: IRFZ44.
    $2.50
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    Transistor, N Ch Mosfet. Max voltage: 55V. Max current: 49 Amp. Dissipation: 94 watt. Package: TO-220. P/N: IRFZ44. Note: RDS ON: 17.5mOhm. Learn More
  17. RCA - RFP6P08H - Transistor, P Channel MOSFET. P/N: RFH6P08.
    RCA - RFP6P08H - Transistor, P Channel MOSFET. P/N: RFH6P08.
    $4.99
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    Transistor, P Channel MOSFET. Max voltage: 80V. Max current: 6 Amp. Package: TO-220. P/N: RFH6P08. Learn More
  18. RCA - 3N142 - Transistor, N Channel MOSFET. P/N: 3N142.
    RCA - 3N142 - Transistor, N Channel MOSFET. P/N: 3N142.
    $15.00
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    Transistor, N Channel MOSFET. Max voltage: 20V. Max current: 50mA. Dissipation: 100mW. Package: TO-7-4 gold leads. P/N: 3N142. Operating temperature: -65 to 100 Deg C. Note: Silicon, insulated gate. Learn More
  19. RCA - RFH12N35 - Transistor, N Channel MOSFET. 350V, 12A, 150W, Used.
    RCA - RFH12N35 - Transistor, N Channel MOSFET. 350V, 12A, 150W, Used.
    Special Price $6.98 Regular Price $12.00
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    RCA - RFH12N35 - Transistor, N Channel MOSFET.

    Max voltage: 350V.

    Max current: 12 Amp.

    Dissipation: 150 watt.

    Package: TO-218AC. (TO-3P)

    Genuine RCa - Rare

    Used/Removed from equipment.

    Note: RDS on: 0.38 Ohm.

    Learn More
  20. RCA - IRF510 - Transistor, N Channel MOSFET. P/N: IRF510.
    RCA - IRF510 - Transistor, N Channel MOSFET. P/N: IRF510.
    $1.21
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    Transistor, N Channel MOSFET. Max voltage: 100V. Max current: 5.6Amp. Dissipation: 43 watt. Package: TO-220. P/N: IRF510. Operating temperature: -55 to 175 Deg C. Note: Enhancement mode silicon gate. RDS on: 0.54 Ohm. Learn More
  21. POWER INTEGRATIONS - TOP204YAI - TOPswitch. Off-line switch mode.
    POWER INTEGRATIONS - TOP204YAI - TOPswitch. Off-line switch mode.
    $7.00
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    TOPswitch. Off-line switch mode control system: high voltage N-Channel power MOSFET. PWM switch. Output power range: Flyback; 230VAC or 110VAC w/doubler 60-100watt. 85-265VAC 30-50Watt. PFC Boost: 230/277VAC 75-150Watt. Package: TO-220. Learn More
  22. POWER INTEGRATIONS - TOP203YAI - TOPswitch. Off-line switch mode.
    POWER INTEGRATIONS - TOP203YAI - TOPswitch. Off-line switch mode.
    $7.00
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    TOPswitch. Off-line switch mode control system: high voltage N-Channel power MOSFET. PWM switch. Output power range: Flyback; 230VAC or 110VAC w/doubler 40-70watt. 85-265VAC 20-35Watt. PFC Boost: 230/277VAC 50-100Watt. Package: TO-220. Learn More
  23. POWER INTEGRATIONS - TOP202YAI - TOPswitch. Off-line switch mode.
    POWER INTEGRATIONS - TOP202YAI - TOPswitch. Off-line switch mode.
    Special Price $5.98 Regular Price $7.00
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    POWER INTEGRATIONS - TOP202YAI - TOPswitch.

    Converter Offline Boost, Buck, Flyback, Forward Topology 100kHz TO-220-3

    Status: Discontonued

    Off-line switch mode control system: high voltage N-Channel power MOSFET. PWM switch.

    Output power range: Flyback

     230VAC or 110VAC w/doubler 30-60 watt.

    85-265VAC 15-30Watt.

    PFC Boost: 230/277VAC 30-75Watt.

    Package: TO-220.

    Learn More
  24. POWER INTEGRATIONS - TOP200YAI - TOPswitch. Off-line switch.
    POWER INTEGRATIONS - TOP200YAI - TOPswitch. Off-line switch.
    $4.00
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    TOPswitch. Off-line switch mode control system: high voltage N-Channel power MOSFET. PWM switch. Output power range: Flyback; 230VAC or 110VAC w/doubler 0-25watt. 85-265VAC 0-12Watt. PFC Boost: 230/277VAC 0-25Watt. Package: TO-220. Series H505. Learn More
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