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.  

  1. Output Type Optoisolator Remove This Item
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  1. ITUWA - N-110-2 - Optoisolator. Neon.
    Special Price $1.98 Regular Price $2.50 As low as $1.29

    ITUWA - N-110-2 Optoisolator.

    Status: Discontinued

    Neon 2K Ohms ON, 10Meg Ohm OFF, Slow Decay.

    Resistance slowly increases after 110V (100KRes) power removed

    Case: Radial 4-lead upright, similar to a radial capacitor.


    Learn More
  2. VACTEC - VTL5C6 - Analog optical optoisolators (Vactrols).
    Analog optical optoisolators (Vactrols). Case: axial, 2 leads each side. Learn More
  3. Motorola - MOC5007 - SOX- PULLS DIP
    Special Price $2.25 Regular Price $3.00
    Optoisolators Logic Output SOX- PULLS DIP Learn More
  4. Motorola - MOC3022 - Triac driver IC 6-dip.
    IC, optoisolator. Random phase triac driver output (400V Peak). Case: 6 dip. Learn More
  5. Motorola - 4N32 - IC. Optoisolator darlington output.
    IC. Optoisolator darlington output. Gallium arsenide infrared emitting diode optically coupled to a monolithic silicon photdarlington detector. Package: 6 Dip. Learn More
  6. MONSANTO - MCA7 - IC, optoisolator. Darlington.
    IC, optoisolator. Darlington reflective sensor switch. Package: 4 Pin. Learn More
  7. Clairex - CL1-27 - Photomod.
    Photomod. Package: 6 Dip, gold leads. Learn More
  8. Clairex - CL1-26 - Photomod. Tarnished.
    Photomod. Package: 6 Dip, badly tarnishing. Learn More
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