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.  

Filter  
  1. Output Type Phototransistor Remove This Item
  2. Output Type Optocoupler Remove This Item
  3. Output Type Photodetector Remove This Item
Clear All
Category  
Capacitance  
Capacitance pF  
Current mAmps  
Output Type  
Input Type  
Channel Total  
DC Voltage  
Manufacturer  
Amperage  
Unit of Measure  
Price  
View as List Grid

Items 1-24 of 44

Page
per page
Set Descending Direction
  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. General Instruments - 6N138 - IC, optocoupler. 6N138, MCC670., Removed from Equipment, Package of 25.
    General Instruments - 6N138 - IC, optocoupler. 6N138, MCC670., Removed from Equipment, Package of 25.
    Special Price $4.98 Regular Price $9.98

    General Instruments - 6N138 IC, Optocoupler.

    High Speed

    Low input Current

    Photodiode Darlington Output.

    Double marked MCC670.

    Package 8 Dip, Used/Removed from equipment. Package of 25.

    Learn More
  3. Motorola - MOC3063 - IC, optocoupler. Channels: 1.
    Motorola - MOC3063 - IC, optocoupler. Channels: 1.
    $0.50
    IC, optocoupler. Channels: 1. Isolation: 5300Vrms. Output type: triac. Input current: 20mA max. Operating temperature: -40C to +100C. Package: 6 Dip. New. RoHS compliant. Learn More
  4. Hewlett Packard - HCPL2630 - IC, optocouplers. 8 Dip.
    Hewlett Packard - HCPL2630 - IC, optocouplers. 8 Dip.
    $1.00
    IC, optocouplers. High speed 10MBit/s logic gate. Package: 8 Dip. Learn More
  5. General Electric - H11CX561S - IC, Optocoupler. Photo SCR.
    General Electric - H11CX561S - IC, Optocoupler. Photo SCR.
    Special Price $4.98 Regular Price $6.50 As low as $3.49
    IN STOCK - MORE THAN 500 READY TO SHIP!

    General Electric - H11CX561S IC, Optocoupler.

    Photo SCR/ Phototransistor.

    Package: 6 Dip.

    Learn More
  6. 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
  7. QTC - H11C3 - IC, optocoupler. Photo SCR.
    QTC - H11C3 - IC, optocoupler. Photo SCR.
    $3.00

    QTC - H11C3 - IC, Optocoupler.

    Photo SCR.

    Package: 6 Dip.

    Learn More
  8. TT Electronics OPTEK - OPB848 - Slotted Optical Switch NEW
    TT Electronics OPTEK - OPB848 - Slotted Optical Switch NEW
    Special Price $3.98 Regular Price $8.75

    TT Electronics -Optoswitch OPB848  Optical Switch 2.54mm Slot, 1.52mm Aperture, Through hole Optocoupler Output Type:Transistor Leaded Process Compatible:Yes Voltage Rating:30V RoHS Compliant: Yes TARN NEW 

    OPB848 consists of a gallium aluminum arsenide LED and a silicon phototransistor, which is
    soldered into a printed PCBoard and mounted in a high-temperature plastic housing on opposite sides of a 0.100 inch (2.540 mm) wide slot. Device has a .025 (0.635mm) inch by .060 inch (1.524 mm) aperture in front of the phototransistor for high resolution positioning sensing. Phototransistor switching takes place when an opaque object passes through the slot.

    Applications:
    • Non-contact interruptive object sensing
    • Assembly line automation
    • Machine automation
    • Equipment security
    • Machine safety

    Learn More
  9. 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
  10. 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
  11. 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
  12. 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
  13. Motorola - MOC3042 - DIP NEW
    Motorola - MOC3042 - DIP NEW
    Special Price $3.00 Regular Price $4.00
    OPTICALLY COUPLED BILATERAL SWITCH LIGHT ACTIVATED ZERO VOLTAGE CROSSING TRIACWHITE 6-DIP NEW Learn More
  14. Motorola - MOC3062 - 6-DIP NEW
    Motorola - MOC3062 - 6-DIP NEW
    Special Price $7.46 Regular Price $9.95
    OPTICALLY COUPLED BILATERAL SWITCH LIGHT ACTIVATED ZERO VOLTAGE CROSSING TRIAC 6-dip new Learn More
  15. 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
  16. Motorola - MOC3030 - IC, optically coupled bilateral switch.
    Motorola - MOC3030 - IC, optically coupled bilateral switch.
    $1.00
    IC, optically coupled bilateral switch. Light activated zero voltage crossing triac. Package: 6 Dip, used/removed from equipment. Learn More
  17. 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
  18. Motorola - H11G1 - IC. Output optically coupled isolator.
    Motorola - H11G1 - IC. Output optically coupled isolator.
    $0.75
    IC. Output optically coupled isolator, 3V 60mA, darlington output. Package: 6 Dip. Learn More
  19. 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
  20. 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
  21. LITRONIX - ILQ74 - IC. Phototransistor/Optocoupler.
    LITRONIX - ILQ74 - IC. Phototransistor/Optocoupler.
    $1.59
    IC. Phototransistor/Optocoupler. Quad channel. Package: 16 Dip. Learn More
  22. 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
View as List Grid

Items 1-24 of 44

Page
per page
Set Descending Direction
What's this? Check "Remember Me" to access your shopping cart on this computer even if you are not signed in.