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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. Texas Instruments - MSP430F2252IDAR - IC, microprocessor. Mixed signal microcontroller. New.
    Texas Instruments - MSP430F2252IDAR - IC, microprocessor. Mixed signal microcontroller. New.
    $5.00
    READY TO SHIP - ONLY 27 LEFT IN STOCK!
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    IC, microprocessor. Mixed signal microcontroller. Case: 38 TSSOP SMD. New. Learn More
  2. Epson - C781010BD031 / UPD7810HG - IC, microprocessor. 8 Bit single chip NMOS microcomputer. Used.
    Epson - C781010BD031 / UPD7810HG - IC, microprocessor. 8 Bit single chip NMOS microcomputer. Used.
    $5.00
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
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    IC, microprocessor. 8 Bit single chip NMOS microcomputer. With A/D converter. Case: 64 Dip, staggered leads. Note: Used/Removed from equipment. Cross UPD7810HG. Learn More
  3. Sanken - STRS5241G - Voltage regulator. 500VCEX 1Amp 3.2W. New.
    Sanken - STRS5241G - Voltage regulator. 500VCEX 1Amp 3.2W. New.
    $9.00
    READY TO SHIP - ONLY 6 LEFT IN STOCK!
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    Voltage regulator. 500VCEX 1Amp 19.2 watt 100 Degree C (3.2 watt no fin). Case: 9 Sip, staggered leads. New, bulk packaged. Learn More
  4. Hitachi - 2SK346 - Transistor, N Ch Mosfet. 20VGSS 60VDSS 5Amp 30W. New.
    Hitachi - 2SK346 - Transistor, N Ch Mosfet. 20VGSS 60VDSS 5Amp 30W. New.
    $3.30
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
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    Transistor, N Channel Mosfet. Max voltage: 20VGSS 60VDSS. Max current: 5Amp. Dissipation: 30 watt. Package: TO-220 metal tab. New, bulk packaged. P/N: 2SK346. Note: Silicon. RDS On: 400mOhm. (Cross NTE2390. May not be an exact mechanical or electrical equivalent. However, it will provide an acceptable substitution in the majority of typical applications.) Learn More
  5. Siemens - BUZ90 - Transistor, N Ch Sipmos. 600V 4.5Amp 75W. New.
    Siemens - BUZ90 - Transistor, N Ch Sipmos. 600V 4.5Amp 75W. New.
    $12.99
    READY TO SHIP - ONLY 14 LEFT IN STOCK!
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    Transistor, N Channel Sipmos. Max voltage: 600V. Max current: 4.5Amp. Dissipation: 75 watt. Package: TO-220 metal tab. New. P/N: BUZ90. Note: Enhancement mode avalanche rated. RDS On: 1.6 Ohm. Cross NTE2387 Learn More
  6. Philips - 483513047118 - Transistor, NPN. High voltage. New.
    Philips - 483513047118 - Transistor, NPN. High voltage. New.
    $8.75
    READY TO SHIP - ONLY 4 LEFT IN STOCK!
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    Transistor, NPN. High voltage. Case: TO-218. New. Note:Double marked 5H7-2. (Cross NTE2318. Must used with insulating hardware, not supplied). Learn More
  7. RCA - 180338- Diode, zener. 7.5V 1W. New.
    RCA - 180338- Diode, zener. 7.5V 1W. New.
    $0.25
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
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    Diode, zener. 7.5V 1 watt. Case: axial leads. New. Note: Cross NTE138A. Learn More
  8. SPC CDEZ - JANTX2N3772 - Transistor, NPN. 60V 20Amp 150W. New.
    SPC CDEZ - JANTX2N3772 - Transistor, NPN. 60V 20Amp 150W. New.
    $20.00
    READY TO SHIP - ONLY 7 LEFT IN STOCK!
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    Transistor, NPN. Max voltage: 60VCEO, 80VCEX, 100VCBO. Max current: 20Amp. Dissipation: 150 watt. Package: TO-3 steel. P/N: JANTX2N3772. Operating temperature: -65 to 200 Deg C. Note: Silicon. Military NSN 5961-00-403-2566. Alt P/N: 4192800-347. Factory new, military individual packaged. Learn More
  9. API CDHS - JANTX2N3772 - Transistor, NPN. 60V 20Amp 150W. New.
    API CDHS - JANTX2N3772 - Transistor, NPN. 60V 20Amp 150W. New.
    $20.00
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
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    Transistor, NPN. Max voltage: 60VCEO, 80VCEX, 100VCBO. Max current: 20Amp. Dissipation: 150 watt. Package: TO-3 steel. P/N: JANTX2N3772. Operating temperature: -65 to 200 Deg C. Note: Silicon. Military NSN 5961-00-403-2566. Alt P/N: 4192800-347. Factory new, military individual packaged. Learn More
  10. DII - MMBT4401-7-F - Transistor, NPN. 40V 600mA 300mW. SMD. New. .
    DII - MMBT4401-7-F - Transistor, NPN. 40V 600mA 300mW. SMD. New. .
    $0.10
    IN STOCK - MORE THAN 1,000 READY TO SHIP!
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    Transistor, NPN. Max voltage: 40V. Max current: 600mA. Dissipation: 300mW. Package: SOT-23-3 SMD. New. P/N: MMBT4401-7-F. Note: From manufactures new 7" reel. Learn More
  11. DII - BC847BS-7-F - Transistor, NPN. Dual 45V 100mA 200mW. SMD. New.
    DII - BC847BS-7-F - Transistor, NPN. Dual 45V 100mA 200mW. SMD. New.
    $0.10
    IN STOCK - MORE THAN 1,000 READY TO SHIP!
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    Transistor, NPN. Max voltage: 45V. Max current: 100mA. Dissipation: 200mW. Gain: SOT-363 MD. New. Package: BC847BS-7-F. Note: Dual. From manufactures new 7" reel. Learn More
  12. Rohm - DTC114TKA - Transistor, NPN. 50V 100mA 200mW. SMD. New.
    Rohm - DTC114TKA - Transistor, NPN. 50V 100mA 200mW. SMD. New.
    $0.10
    IN STOCK - MORE THAN 1,000 READY TO SHIP!
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    Transistor, NPN. Max voltage: 50V. Max current: 100mA. Dissipation: 200mW. Package: SC-59 SMD. New. P/N: DTC114TKA. Note: Epitaxial planar. 10K Ohm. From manufactures new 7" reel. Learn More
  13. Synertek - LU306K - IC, DTL. Dual, 3-Input AND-function logic gate. New.
    Synertek - LU306K - IC, DTL. Dual, 3-Input AND-function logic gate. New.
    Special Price $8.98 Regular Price $12.98
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    IC, DTL. Dual, 3-Input AND-function logic gate. ( 2 Circuits per case). Technology: DTL. Case: TO-100-10 gold leads. New. Learn More
  14. Fuji Electric - 2MBI50F-060 - Transistor, IGBT. 600V 50Amp. New
    Fuji Electric - 2MBI50F-060 - Transistor, IGBT. 600V 50Amp. New
    $124.00
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    Transistor, IGBT. Max voltage: 600V. Max current: 50Amp. Package: Module (2-pack) M218. P/N: 2MBI50F-060. Application: Inverter for motor drive. AC and DC servo drive. Uninterruptible power supplies. Industrial machines, such as welding machines. Note: New. No hardware. Learn More
  15. Vishay - DF10SA-E3/77 - Diode, FWB. 700VRMS, 1000V peak 1Amp. SMD. New.
    Vishay - DF10SA-E3/77 - Diode, FWB. 700VRMS, 1000V peak 1Amp. SMD. New.
    Special Price $0.49 Regular Price $0.60 As low as $0.24
    IN STOCK - MORE THAN 5,000 READY TO SHIP!
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    Vishay - DF10SA-E3/77 - Diode. FWB, Full Wave Bridge Rectifier.

    700VRMS, 1000V Peak Reverse and Blocking Voltage.

    Current: 1Amp.

    Case DFS SMD.

    Note: Single Phase.

    Miniature Glass Passivated.

    Factory new from manufacture 13" T/R of 1500/Per.

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  16. Sanyo - STK5483 - Voltage regulator. New.
    Sanyo - STK5483 - Voltage regulator. New.
    $10.00
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    Voltage regulator. Package: thick film hybrid SIP. Note: Listed as Generic/Unmarked, possibly a Sanyo product. Learn More
  17. National Semiconductor Corp - LM137K - VR. Negative Adj 1.2-37V 1.5Amp. New.
    National Semiconductor Corp - LM137K - VR. Negative Adj 1.2-37V 1.5Amp. New.
    Special Price $10.98 Regular Price $12.00
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    National Semiconductor Corp - LM137K Voltage Regulator, Linear.

    Polarity: Negative.

    Adjustment Range: 1.2 to 37V, 20 watt.

    Maximum Current: 1.5Amp.

    Package: TO-3 steel.

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  18. Motorola - 1N3493 - Diode. 25Amp 200V. Press fit. New.
    Motorola - 1N3493 - Diode. 25Amp 200V. Press fit. New.
    $9.95
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    Diode. 25Amp 200V. Case: Cathode, DO-21 (DO-208) press fit, single lead. Note:Silicon power rectifier. Maybe double marked MR324. Learn More
  19. Fairchild - UA7915UC - Voltage Regulator. Negative 1Amp 15V. TO-220. New.
    Fairchild - UA7915UC - Voltage Regulator. Negative 1Amp 15V. TO-220. New.
    Special Price $0.89 Regular Price $1.00 As low as $0.69
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    Fairchild - UA7915UC Voltage Regulator, Linear.

    Status: Discontinued

    Polarity: Negative.

    Input Voltage-Min: 17.3 V

    Input Voltage-Max: 35.0 V

    Line Regulation-Max: 0.3 V

    Operating Temperature: 0.0 C to 125 C

    Output Current1-Max: 1.0 A

    Output Voltage1-Nom: 15.0 V

    Terminal Pitch: 2.54 mm

    Maximum Current: 1Amp.

    Package: TO-220. New.

    NSN: 5962011075684Alternates: MC7915CT, L7915CV, VC7915CT

    Learn More
  20. Sanyo - STK5468 - Regulator for VTR. New.
    Sanyo - STK5468 - Regulator for VTR. New.
    $6.30
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    Regulator for VTR. Package: thick film hybrid 15 Pin SIP. Note: Listed as Generic/Unmarked, possibly a Sanyo product. Learn More
  21. Unidentified MFG - STK5422 - Secondary regulator for VTR. New.
    Unidentified MFG - STK5422 - Secondary regulator for VTR. New.
    Special Price $6.00 Regular Price $8.00
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    Secondary regulator for VTR. 13V 1Amp, 9.5V 1A, 12V 1A. Package: 15 power sip. Note: Listed as Generic/Unmarked Manuf, possibly a Sanyo product. Learn More
  22. Sanyo - STK5372 - Voltage regulator. Series regulator for VTR. New.
    Sanyo - STK5372 - Voltage regulator. Series regulator for VTR. New.
    Special Price $2.89 Regular Price $3.85
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    Voltage regulator. Series regulator for VTR, 12.1V 0.5A, 5V 1Amp. Package: thick film hybrid 8 Sip. Note: Listed as Generic/Unmarked, possibly a Sanyo product. Learn More
  23. Unidentified MFG - STK441 - IC, audio. 20 watt min 2 channel AF power amplifier. New.
    Unidentified MFG - STK441 - IC, audio. 20 watt min 2 channel AF power amplifier. New.
    Special Price $12.98 Regular Price $14.50
    READY TO SHIP - ONLY 2 LEFT IN STOCK!
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    STK441 IC, audio. 20 watt min 2 channel AF power amplifier.

    Case: 15 power Sip.

    New.

    Note: Listed as Generic Manuf, possibly a Sanyo product.

    Learn More
  24. Sanyo - STK4372 - IC, audio. 2 Channel AF power amplifier. New.
    Sanyo - STK4372 - IC, audio. 2 Channel AF power amplifier. New.
    $10.00
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    IC, audio. 2 Channel AF power amplifier. VCC 31V, 54V max. 12 Watt. Package: thick film hybrid. Listed as Generic Manuf, possibly a Sanyo product. Learn More
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  1. Analog to Digital Converter 185
  2. Audio IC 315
  3. Digital to Analog Converter 186
  4. Diode Bridge 201
  5. EPROM 159
  6. HNIL - Hi Noise Immunity 21
  7. IGBT 77
  8. LED 283
  9. Memory 625
  10. Microprocessors 275
  11. Military 1330
  12. Optoisolators 291
  13. RTL & DTL 116
  14. Signal Diodes 1049
  15. Telecommunication 67
  16. Thyristors, SCRs and Triacs 520
  17. Timers 98
  18. Transistors 2757
  19. Voltage Regulators 737
  20. Zener Diodes 640
  21. Other Semiconductors 96
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