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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. Polarity N-Channel Remove This Item
  2. Structure MOSFET Remove This Item
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  1. Transistors 37 items
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  1. JFET 9 items
  2. MOSFET 37 items
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  1. N-Channel 37 items
  2. P-Channel 5 items
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  1. DII 1 item
  2. FAIRCHILD 3 items
  3. INTERSIL 1 item
  4. IR 8 items
  5. Motorola 7 items
  6. Philips 1 item
  7. POWER INTEGRATIONS 5 items
  8. RCA 1 item
  9. Samsung 1 item
  10. Siliconix 5 items
  11. SIGNETICS 1 item
  12. SILCONIX 1 item
  13. ST 1 item
  14. SML 1 item
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Items 1-24 of 37

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  1. Motorola - 2N7002LT1 - Transistor, N-Ch mosfet.
    Motorola - 2N7002LT1 - Transistor, N-Ch mosfet.
    Special Price $12.98 Regular Price $18.50 As low as $4.98
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    Motorola - 2N7002LT1 - Transistor, N-Channel MosFet.

    Voltage: 60V.

    Current: 115mA.

    Dissipation: 625mW.

    Package: SOT-23-3 SMD.

    Package of 100.

    High Discounted when purchased by the reel of 3,000 or quantity of 30X100. 

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  2. International Rectifier - IRFP064 - Transistor, 60V, N-Channel Power MOSFET, TO-247AC,
    International Rectifier - IRFP064 - Transistor, 60V, N-Channel Power MOSFET, TO-247AC,
    Special Price $5.98 Regular Price $7.00 As low as $4.98
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    International Rectifier - IRFP064 Transistor, N-Channel Power MOSFET.

    Voltage: 60V.

    Current: 70 Amp.

    Dissipation: 300 watt.

    RDS on: 0.009 Ohm.

    Operating temperature: -55 to 175 Deg C.

    Package: TO-247AC.

    Note: Hexfet.

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  3. Harris Siliconix - IRF222 - Transistor, N-Channel MOSFET. 200V, 4A, TO-3 Steel.
    Harris Siliconix - IRF222 - Transistor, N-Channel MOSFET. 200V, 4A, TO-3 Steel.
    Special Price $9.98 Regular Price $12.50 As low as $8.98
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    Harris Siliconix - IRF222 - Transistor, N-Channel MOSFET.

    Max Voltage: 200V.

    Max Current: 4Amp at 25 deg C, 2.5Amp at 100 Deg C.

    Dissipation: 150 watt.

    Package: TO-3 Steel.

    Genuine Siliconix - New Old Stock - Rare

    Note: RDS(on) 1.2 Ohm.

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  4. SIGNETICS - 40673 - Transistor, N-Channel MOSFET. P/N: 40673.
    SIGNETICS - 40673 - Transistor, N-Channel MOSFET. P/N: 40673.
    $5.00
    Out of stock
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    Transistor, N-Channel MOSFET. Dual-Gate Tetrode. Voltage: 20V. Current: 50mA. Dissipation: 330mW. Package: TO-72-4. Cross: NTE221. Learn More
  5. SAMSUNG - IRF130 - Transistor, N-Channel MOSFET. TO-3 Steel
    SAMSUNG - IRF130 - Transistor, N-Channel MOSFET. TO-3 Steel
    Special Price $9.98 Regular Price $12.95
    Out of stock
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    SAMSUNG - IRF130 - Transistor, N-Channel MOSFET.

    Max Voltage: 100V.

    Max Current: 14Amp.

    Dissipation: 75 watt.

    Package: TO-3 steel.

     Note: RDS(on) 0.18 Ohm.

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  6. RCA - 40673 - Transistor, N-Channel MOSFET. P/N: 40673.
    RCA - 40673 - Transistor, N-Channel MOSFET. P/N: 40673.
    $4.50
    Out of stock
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    Transistor, N-Channel MOSFET. Dual-Gate Tetrode. Voltage: 20V. Current: 50mA. Dissipation: 330mW. Package: TO-72-4, metal. Cross: NTE221. Learn More
  7. Motorola - MRF137 - Transistor, N-Channel RF. P/N: MRF137.
    Motorola - MRF137 - Transistor, N-Channel RF. P/N: MRF137.
    Special Price $26.98 Regular Price $32.50 As low as $24.98
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    Motorola - MRF137 - Transistor, N-Channel RF.

    Max voltage: 65V.

    Dissipation: 30 watt.

    Gain: 5 Amp.

    Package: SOE flange, test dotted.

    Note: N-Channel enhancement mode Mosfet, field effect transistors.

    Guaranteed 28V, 150MHz. Power out: 30 watt. Test Dotted

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  8. Motorola - 2N7000 - Transistor, N-CH MOSFET. Package of 10.
    Motorola - 2N7000 - Transistor, N-CH MOSFET. Package of 10.
    Special Price $1.98 Regular Price $3.00
    Out of stock
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    Motorola - 2N7000 Transistor, N-Channel MOSFET.

    Voltage: 60V.

    Current: 200mADC.

    Dissipation: 350mW.

    Package: TO-92, Plastic.

    Package of 10.

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  9. Motorola - 2N7002LT1 - Transistor, N-Ch mosfet. SMD. Package of 100.
    Motorola - 2N7002LT1 - Transistor, N-Ch mosfet. SMD. Package of 100.
    Special Price $12.98 Regular Price $15.00
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    Transistor, N-Channel mosfet. Voltage: 60V. Current: 115mA. Dissipation: 625mW. Package: SOT-23-3 SMD. Package of 100. Learn More
  10. IR - IRF232 - Transistor, N-Channel mosfet. P/N: IRF232.
    IR - IRF232 - Transistor, N-Channel mosfet. P/N: IRF232.
    Special Price $6.98 Regular Price $7.99
    Out of stock
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    IR - IRF232 Transistor, N-Channel mosfet. 

    Max voltage: 200V.

    Max current: 8Amp.

    Dissipation: 75 watt.

    Package: TO-3 steel.

    Note: RDS(on) 0.6 Ohm.

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  11. IR - IRF230 - Transistor, N-Channel mosfet. P/N: IRF230.
    IR - IRF230 - Transistor, N-Channel mosfet. P/N: IRF230.
    $7.99
    Out of stock
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    Transistor, N-Channel mosfet. Max voltage: 200V. Max current: 9Amp. Dissipation: 75 watt. Package: TO-3 steel. P/N: IRF230. Note: RDS(on) 0.4 Ohm. Learn More
  12. IR - IRF230 - Transistor, N-Channel mosfet. P/N: IRF230.
    IR - IRF230 - Transistor, N-Channel mosfet. P/N: IRF230.
    $7.99
    Out of stock
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    Transistor, N-Channel mosfet. Max voltage: 200V. Max current: 9Amp. Dissipation: 75 watt. Package: TO-3 steel. P/N: IRF230. Note: RDS(on) 0.4 Ohm. Learn More
  13. FAIRCHILD - 2N7002 - Transistor, N-Ch mosfet. Package of 100.
    FAIRCHILD - 2N7002 - Transistor, N-Ch mosfet. Package of 100.
    Special Price $12.98 Regular Price $15.00
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    Transistor, N-Channel mosfet. Voltage: 60V. Current: 115mA. Dissipation: 625mW. Package: SOT-23-3 SMD. From: Package of 100. Learn More
  14. DII - 2N7002DW-7-F - Transistor, N-Ch mosfet. Package of 100.
    DII - 2N7002DW-7-F - Transistor, N-Ch mosfet. Package of 100.
    Special Price $12.98 Regular Price $15.00
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    Transistor, N-Channel mosfet. Voltage: 60V. Current: 115mA. Dissipation: 625mW. Package: SOT-23-3 SMD. Package of 100. Learn More
  15. ST Microelectronics - IRF740 - Transistor, N CH Mosfet. P/N: IRF740. Used.
    ST Microelectronics - IRF740 - Transistor, N CH Mosfet. P/N: IRF740. Used.
    $0.34
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    Transistor, N-Channel Mosfet. Voltage: 400V. Current: 10AMP. Dissipation: 125 watt. Operating temperature: -55 to 150 Deg C. Case: TO-220, perfect socket pulls, full leads. Note: No county code on parts. Learn More
  16. SML - IRF140 - Transistor, N-Channel mosfet. P/N: IRF140.
    SML - IRF140 - Transistor, N-Channel mosfet. P/N: IRF140.
    $4.50
    Out of stock
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    Transistor, N-Channel mosfet. Max voltage: 100V. Max current: 28Amp. Dissipation: 125 watt. Package: TO-3 steel. P/N: IRF140. Note: RDS(on) 0.077 Ohm. Learn More
  17. Siliconix - V10265 - Transistors. N-Ch FET TO-3
    Siliconix - V10265 - Transistors. N-Ch FET TO-3
    $4.42
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    Transistors. N-Channel mosfet. Case: TO-3 steel. Note: IRF220-Type. Learn More
  18. Siliconix - VNS009D - Transistors. N-Channel mosfet 650V.
    Siliconix - VNS009D - Transistors. N-Channel mosfet 650V.
    $9.99
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    Transistors. N-Channel mosfet 650V. Case: TO-220. Enhancement mode. Learn More
  19. SILCONIX - 2N6796 - Transistor, N-Channel mosfet.
    SILCONIX - 2N6796 - Transistor, N-Channel mosfet.
    Special Price $7.49 Regular Price $10.00
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    Transistor, N-Channel MOSFET. Voltage: 100V. Current: 8Amp. Rds(On)=0.18 Ohm. Dissipation: 25 watt. Package: TO-39. Learn More
  20. Siliconix - VN0610L - Transistor, N-Channel mosfet.
    Siliconix - VN0610L - Transistor, N-Channel mosfet.
    $0.75
    Out of stock
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    Transistor, N-Channel Mosfet. Max voltage: 60V (D-S). Package: TO-92. Note: Enhancement-mode MOS.

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  21. 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
  22. 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
  23. 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
  24. 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.

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