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. EVERLIGHT - ELPT202C - Phototransistor. Visible & NIR. Package of 50.
    EVERLIGHT - ELPT202C - Phototransistor. Visible & NIR. Package of 50.
    $8.50
    PhotoTransistor. T1 3mm package. Peak sensitive wavelength: 860nm. 100mW Visible & NIR - near infrared. 30Vce 5Veb 0.4Vce(sat) Tr,Tf: 15uSec Iceo(dark)100nA. Ic(on): 0.16mA(minimum), 0.4mA typical. PT202C is a high speed and high sensitivity silicon NPN epitaxial planar phototransistor in a standard 3mm package. Due to its water clear epoxy the device is sensitive to visible and near infrared light. Package of 50. More info: http://www.everlight.com.ua/pdf/ir-transist/PT202C.pdf Learn More
  2. Toshiba - TLP250 - IC, photocoupler.
    Toshiba - TLP250 - IC, photocoupler.
    $3.00
    IC, photocoupler. Transistor inverter for air conditionser, IGBT gate drive, power MOS FET gate drive. Package: 8 Dip. Learn More
  3. SIEMENS - ILQ1 - IC. Phototransistor/Optocoupler.
    SIEMENS - ILQ1 - IC. Phototransistor/Optocoupler.
    Special Price $1.50 Regular Price $2.00
    IC. Phototransistor/Optocoupler. Package: 16 Dip. Learn More
  4. OPTEK - OPB824 - Switch, slotted optical.
    OPTEK - OPB824 - Switch, slotted optical.
    Special Price $3.00 Regular Price $4.00
    Switch, slotted optical. IR emitting diode and an NPN silicon phototransistor. Learn More
  5. OPTEK - OPB818 - Slotted Optical Switch.
    OPTEK - OPB818 - Slotted Optical Switch.

    OPTEK - OPB818 -  Slotted Optical Switch.

    The OPB818 slotted switch consists of an infrared emitting diode and an NPN silicon phototransistor.

    Collector Emitter Breakdown Voltage: 30 V

    Collector Emitter Voltage (VCEO): 30 V

    Forward Current: 50 mA

    Forward Voltage: 1.7 V

    Input Current: 20 mA

    Max Collector Current: 30 mA

    Operating Temperature: 85 °C to -40 °C

    Operating Supply Voltage: 1.7 V

    Output Configuration Phototransistor

    Output Voltage: 30 V

    Power Dissipation:  100 mW

    Reverse Breakdown Voltage: 2 V

    Sensing Distance: 5.334 mm

    Termination: Solder

    Touchscreen: Infrared (IR)

    Voltage Rating (DC): 30 V

    Wavelength: 890 nm

    Dimensions: Width: 15.24 mm

    Mount: PCB.

    Rohs compliant.

     

    Learn More
  6. OPTEX - 4N36 - IC. Isolator Optically Coupled Phototransistor. 6 Pin Dip
    OPTEX - 4N36 - IC. Isolator Optically Coupled Phototransistor. 6 Pin Dip
    Special Price $0.79 Regular Price $0.85 As low as $0.59

    OPTEX - 4N36 - IC. Optically Coupled isolator Phototransistor.

    Package: 6 Dip, Test Dotted.

    Alternates: ECG3041, NTE3041

    Learn More
  7. NEC Corporation - PS2501-2 - IC, transistor. Single, 6V 50mA.
    NEC Corporation - PS2501-2 - IC, transistor. Single, 6V 50mA.
    Special Price $0.79 Regular Price $1.00
    IC, transistor. High isolation voltage single transistor 6V 50mA phototransistor optically coupled isolator. Package: 8 Dip. Learn More
  8. Motorola - MRD300 - Transistor, NPN silicon photo detector.
    Motorola - MRD300 - Transistor, NPN silicon photo detector.
    Special Price $34.95 Regular Price $45.00
    Transistor, NPN silicon photo detector. Output: 50VCEO. Collector emitter: 7VCEO. Emitter collector: 80VCBO 250mW. Package: TO-18 gold. Ampex 014-942 NSN 5980-004944930. Learn More
  9. Motorola - 4N35 - IC. Optocoupler, phototransistor.
    Motorola - 4N35 - IC. Optocoupler, phototransistor.
    Special Price $0.49 Regular Price $0.60
    IC. Optocoupler, phototransistor. Package: 6 Dip. Learn More
  10. MONSANTO - Q2531 - Optoisolator transistor. 30VCBO. MCT4.
    MONSANTO - Q2531 - Optoisolator transistor. 30VCBO. MCT4.
    $5.00
    Optoisolator transistor. Voltage: 30VCBO. Min DC isolation voltage: 1000V. Bandwidth: 150kHz. Containing a GaAs light emitting diode optically coupled to an NPN silicon planar phototransistor. Package: TO-72-4, hermetically sealed. Note: Cross Motorola MCT4. Learn More
  11. LITRONIX - IL-1 - IC. Phototransistor optocoupler.
    LITRONIX - IL-1 - IC. Phototransistor optocoupler.
    Special Price $1.03 Regular Price $1.37
    IC. Phototransistor optocoupler. Package: 6 Dip. Operational temperature range from -40�C to 100�C. Learn More
  12. LITRONIX - ILQ74 - IC. Phototransistor/Optocoupler.
    LITRONIX - ILQ74 - IC. Phototransistor/Optocoupler.
    $1.59
    IC. Phototransistor/Optocoupler. Quad channel. Package: 16 Dip. Learn More
  13. ISOCOM - H11AV2 - IC. Optically coupled isolator.
    ISOCOM - H11AV2 - IC. Optically coupled isolator.
    $0.50
    IN STOCK - MORE THAN 100 READY TO SHIP!
    IC. Optically coupled isolator phototransistor output. Package: 6 Dip. Learn More
  14. Isocom - H11AA1 - IC. Optocoupler, phototransistor output. New.
    Isocom - H11AA1 - IC. Optocoupler, phototransistor output. New.
    Special Price $0.34 Regular Price $0.50
    IC. Optocoupler, phototransistor output, AC input, with base connection. Package: 6 Dip. New. Note: From manufactures tubes of 50 each. Learn More
  15. General Electric - H11A - IC. A.C. Input phototransistor.
    General Electric - H11A - IC. A.C. Input phototransistor.
    $0.50
    IC. A.C. Input phototransistor optically coupled isolator. Package: 6 Cdip. Learn More
  16. General Electric - H11AV3 - IC. Optically coupled isolator.
    General Electric - H11AV3 - IC. Optically coupled isolator.
    $0.50
    IC. Optically coupled isolator phototransistor output. Package: 6 Dip, red test dots. Learn More
  17. G - MCT6 - Optoisolator transistor.
    G - MCT6 - Optoisolator transistor.
    $1.50
    Optoisolator transistor. Voltage: 30VCBO. Min DC isolation voltage: 1500V. Bandwidth: 150kHz. Containing a GaAs light emitting diode optically coupled to an NPN silicon planar phototransistor. Package: 8 Dip. Learn More
  18. CLAIREX - CLT2164 - Transistor, NPN Phototransistors.
    CLAIREX - CLT2164 - Transistor, NPN Phototransistors.
    Special Price $7.98 Regular Price $9.00 As low as $6.98

    CLAIREX - CLT2164 - Transistor, NPN Phototransistors.

    Status: Discontinued

    Voltage: 40VCEO, 60VCBO.

    Current gain: 250ua.

    Dissipation: 250mw at 25DegC, 100mw at 100DegC.

    Package: TO-18 gold leads hermetically sealed with lens.

    Note: Silicon epitaxial planar.

    New Old Stock

    Learn More
  19. SIEMENS - IL10-394 - IC. Phototransistor/Optocoupler.
    SIEMENS - IL10-394 - IC. Phototransistor/Optocoupler.
    Special Price $5.98 Regular Price $8.95
    IC. Phototransistor/Optocoupler. Opto-isolator. Package: 4 Dip in a 16 Dip outline. New. Learn More
  20. Motorola - MRD450 - Transistor, NPN. Phototransistor, 40V 100mW.
    Motorola - MRD450 - Transistor, NPN. Phototransistor, 40V 100mW.
    $39.99
    Transistor, NPN. Phototransistor, 40V 100mW. Silicon. Package: SMD, case 171 with axial leads. New. Learn More
  21. LITRONIX - ILQ74 - IC. Phototransistor/Optocoupler. Used.
    LITRONIX - ILQ74 - IC. Phototransistor/Optocoupler. Used.
    $0.75
    IC. Phototransistor/Optocoupler. Quad channel. Package: 16 Dip, tarninging. Used/Removed from equipment. Learn More
  22. M/CEJG - JANTX4N23A - IC. Optically coupled isolator.
    M/CEJG - JANTX4N23A - IC. Optically coupled isolator.
    Special Price $17.99 Regular Price $24.00
    IC. Optically coupled isolator. Each device in the series consists of a gallium arsenide infrared emitting diodes and a NPN silicon phototransistor. The suffix A denotes the collector is electrically isolated from the case. Package: TO-99-6 gold leads. Learn More
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