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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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  53. KSC 2 items
  54. Lambda 8 items
  55. KRC 1 item
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  57. MAJOR 10 items
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  59. Matsushita 8 items
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  64. MIX 1 item
  65. Motorola 271 items
  66. Motorola Inc 3 items
  67. Texas Instruments 39 items
  68. NAT 4 items
  69. NATIONAL SEMICONDUCTOR CORP. 33 items
  70. NATIONAL SEMI CONDUCTOR 1 item
  71. NAT/FAIR 1 item
  72. NJS 2 items
  73. NSE 1 item
  74. NTE Electronics Inc. 131 items
  75. Philips 63 items
  76. NTE Electronics Inc 23 items
  77. NXP Semiconductors 1 item
  78. O 1 item
  79. Optek 1 item
  80. ON SEMI 7 items
  81. On Semi/Motorola 1 item
  82. ON SEMICONDUCTOR 1 item
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  85. Panasonic 1 item
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  87. Sylvania 5 items
  88. Powerex. 1 item
  89. RAYTHEON. 8 items
  90. RAYTHEON 1 item
  91. R 1 item
  92. RAY/CRP 1 item
  93. PTC 1 item
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  95. Samsung 1 item
  96. S 3 items
  97. ROHM 8 items
  98. RCA/SIG 1 item
  99. RCA/STC 1 item
  100. RCA/MOT 1 item
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  102. Sanyo 8 items
  103. SGS-THOMPSON 4 items
  104. Sanken 6 items
  105. SENSITRON 1 item
  106. SCA 2 items
  107. Semiconductor Technology Inc 5 items
  108. SCI 1 item
  109. Shindengen America 1 item
  110. SGS 2 items
  111. SHINDENGEN? 1 item
  112. SGS THOMPSON 2 items
  113. Siemens 3 items
  114. Siliconix 1 item
  115. Silicon General/Microsemi 3 items
  116. SK 2 items
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  123. SSI 1 item
  124. SPC/CDEZ 2 items
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  126. STS 1 item
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  130. STC/CCSX 1 item
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  135. T 1 item
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  139. TFK 1 item
  140. THOMSON CSF 1 item
  141. THOMPSON 1 item
  142. TYCO/ M/A-COM 1 item
  143. Unitrode 7 items
  144. TRW 3 items
  145. TSR 1 item
  146. TRANSITRON ELECTRONIC CORP 1 item
  147. Westinghouse 15 items
  148. Zetex 4 items
  149. WW. 1 item
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  1. Motorola - MPS3694 - Transistor, NPN. Small Signal Bipolar, Gold Leads, Test Dotted.
    Motorola - MPS3694 - Transistor, NPN. Small Signal Bipolar, Gold Leads, Test Dotted.
    Special Price $0.69 Regular Price $0.85 As low as $0.39
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    Motorola - MPS3694 - Transistor, NPN, Small Signal Bipolar.

    Voltage: 45V.

    Current: 50mAdc.

    Dissipation: 350mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, Plastic, Gold Leads, Blue Test Dots.

    Note: Silicon.

    Learn More
  2. Motorola - MPS3646 - Transistor, NPN. 0.625mW, 350Mhz, TO-92
    Motorola - MPS3646 - Transistor, NPN. 0.625mW, 350Mhz, TO-92
    Special Price $1.49 Regular Price $2.00 As low as $0.39
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    Motorola - MPS3646 - Transistor, NPN.

    Small Signal Bi-polar

    Voltage: 15CVEO, 45VCBO.

    Current: 300mAdc.

    Dissipation: 625mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, plastic.

    alternate: ECG216

    Genuine Motorola - New Old Stock 

    List of Cross Reference Transistors Attached

    Note: Silicon.

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  3. Motorola - MPS3392 - Transistor, NPN. Amplifier/Switch 100mA 25V 3-Pin TO-92 Through Hole Box
    Motorola - MPS3392 - Transistor, NPN. Amplifier/Switch 100mA 25V 3-Pin TO-92 Through Hole Box
    $0.50 As low as $0.29
    READY TO SHIP - ONLY 56 LEFT IN STOCK!
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    Motorola - MPS3392 Transistor, NPN.

    Voltage: 25V.

    Current: 100mAdc.

    Dissipation: 350mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, plastic.

    Note: Silicon.

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  4. Motorola - MPSA13 - Transistor, NPN. 30V 500mA. Page of 20
    Motorola - MPSA13 - Transistor, NPN. 30V 500mA. Page of 20
    Special Price $3.98 Regular Price $6.00 As low as $2.98
    IN STOCK - MORE THAN 500 READY TO SHIP!
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    Motorola - MPSA13 Transistor, NPN Darlington.

    30V 500mA 625mW.

    Case: TO-92 (TO-226AA).

    Package of 20.

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  5. Motorola - MPS6521 - Transistor, NPN. Small Signal Bipolar Transistor, 0.1A I(C), 25V V(BR)CEO, 1-Element, NPN, Silicon, TO-226AA
    Motorola - MPS6521 - Transistor, NPN. Small Signal Bipolar Transistor, 0.1A I(C), 25V V(BR)CEO, 1-Element, NPN, Silicon, TO-226AA
    Special Price $0.29 Regular Price $0.39 As low as $0.15
    READY TO SHIP - ONLY 12 LEFT IN STOCK!
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    Motorola - MPS6521 Transistor, NPN.

    Voltage: 25VCEO, 40VCBO.

    Current: 100mAdc.

    Dissipation: 625mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, plastic.

    Note: Silicon.

    Learn More
  6. Motorola - MJE16004 - Transistor, NPN. P/N: MJE16004.
    Motorola - MJE16004 - Transistor, NPN. P/N: MJE16004.
    $9.99
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    Transistor, NPN. Max voltage: 450V. Max current: 5Amp. Dissipation: 80 watt. Package: TO-220. P/N: MJE16004. High voltage. Learn More
  7. Motorola - MRF627 - Transistors, RF. NPN silicon.
    Motorola - MRF627 - Transistors, RF. NPN silicon.
    Special Price $26.98 Regular Price $35.00
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    Motorola - MRF627 - Transistors, RF.

    Collector-base Capacitance-Max: 3.5 pF

    Collector Current-Max (IC): 0.15 A

    Collector-emitter Voltage-Max: 20.0 V

    NPN Silicon Power.

    Package style .205 4L PILL.

    Learn More
  8. Motorola - MPSA29RLRP - Transistor, NPN. P/N: MPSA29RLRP.
    Motorola - MPSA29RLRP - Transistor, NPN. P/N: MPSA29RLRP.
    $0.25
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    Transistor, NPN. Voltage: 80V. Current: 500mAdc. Dissipation: 625mW. Operating temperature: -55 to 150 Deg C. Package: TO-92, plastic. Note: Silicon darlington. Learn More
  9. Motorola - 2N4240 - Transistor, NPN. 300V, 2A, TO-66 Steel
    Motorola - 2N4240 - Transistor, NPN. 300V, 2A, TO-66 Steel
    Special Price $6.98 Regular Price $8.50 As low as $4.98
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    Motorola - 2N4240  Transistor, NPN.

    Max Voltage: 300V.

    Max Current: 2 Amp.

    Dissipation: 35 watt.

    Package: TO-66 Steel. 

    Note: High Voltage.

    Alternate: ECG175

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  10. Motorola - 2N3904RLRA - Transistor, NPN. P/N: 2N3904. Package of 100.
    Motorola - 2N3904RLRA - Transistor, NPN. P/N: 2N3904. Package of 100.
    Special Price $8.98 Regular Price $16.00
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    Motorola - 2N3904RLRA Transistor, NPN.

    Max voltage: 40VCEO, 60VCBO.

    Max current: 200mA.

    Dissipation: 625mW.

    Package: TO-92 plastic.

    Operating temperature: -55 to 150 Deg C.

    Note: Silicon. Package of 100.

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  11. Motorola - 2N6044 - Transistor, NPN. P/N: 2N6044.
    Motorola - 2N6044 - Transistor, NPN. P/N: 2N6044.
    Special Price $2.96 Regular Price $3.95
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    Transistor, NPN. Max voltage: 80V. Max current: 10Amp. Dissipation: 75 watt. Package: TO-220. P/N: 2N6044. Operating temperature: -65 to 150 Deg C. Note: Silicon darlington. Learn More
  12. Harris Corp - 2N6545 - Transistor, NPN. P/N: 2N6545.
    Harris Corp - 2N6545 - Transistor, NPN. P/N: 2N6545.
    Special Price $6.75 Regular Price $9.00
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    Transistor, NPN. Max voltage: 400VCEO, 850VCEV. Max current: 8 Amp. Dissipation: 125 watt. Package: TO-3 (TO-204AA) steel. P/N: 2N6545. Operating temperature: -65 to 200 Deg C. Note: Silicon, switchmode series. High Voltage. Learn More
  13. Harris Corp - BDY91 - NPN HI SPEED 10Amp 60Watt 100Vcbo 80Vceo New TO-3
    Harris Corp - BDY91 - NPN HI SPEED 10Amp 60Watt 100Vcbo 80Vceo New TO-3
    Special Price $5.96 Regular Price $7.95
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    NPN HI SPEED 10Amp 60Watt 100Vcbo 80Vceo New TO-3 Learn More
  14. General Electric - MPSD04 HOUSE # - Transistor, NPN. P/N: MPSD04. Package of 20.
    General Electric - MPSD04 HOUSE # - Transistor, NPN. P/N: MPSD04. Package of 20.
    Special Price $2.25 Regular Price $3.00
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    Transistor, NPN. Max voltage: 25VCES, 10VEBO. Max current: 300mA. Dissipation: 625mW. Package: TO-92 plastic. P/N: MPSD04. Operating temperature: -55 to 150 Deg C. Application: High gain driver. Package of 20. Note: Darlington silicon planar. Marked House # GE 940011. Learn More
  15. General Electric - MPSA14 - Transistor, NPN. 30V, 500mA, TO-92
    General Electric - MPSA14 - Transistor, NPN. 30V, 500mA, TO-92
    Special Price $0.25 Regular Price $0.29 As low as $0.19
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    General Electric - MPSA14 - Transistor, NPN.

    Voltage: 30V.

    Current: 500mAdc.

    Dissipation: 625mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, plastic.

    Note: Silicon darlington.

    Alternate: NTE46.

    Learn More
  16. General Electric - 2N4124 - Transistor, NPN. P/N: 2N4124.
    General Electric - 2N4124 - Transistor, NPN. P/N: 2N4124.
    $0.25
    Out of stock
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    Transistor, NPN. Max voltage: 25VCEO, 30VCBO. Max current: 200mA. Dissipation: 625mw. Package: TO-92. P/N: 2N4124. Operating temperature: -55 to 150 Deg C. Note: Silicon. Learn More
  17. On Semiconductor FAIRCHILD - MPS6531 - Transistor, NPN. MPS6531. Package of 50.
    On Semiconductor FAIRCHILD - MPS6531 - Transistor, NPN. MPS6531. Package of 50.
    Special Price $6.98 Regular Price $8.50
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    On Semiconductor FAIRCHILD - MPS6531  Transistor, NPN.

    Voltage: 40VCEO, 60VCBO.

    Current: 1Amp.

    Dissipation: 625mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, plastic.

    Note: Silicon. Unmarked device, guaranteed.

    Package of 50.

    Learn More
  18. On Semiconductor FAIRCHILD - 2N5088 - Transistor, NPN silicon. P/N: 2N5088.
    On Semiconductor FAIRCHILD - 2N5088 - Transistor, NPN silicon. P/N: 2N5088.
    Special Price $0.39 Regular Price $0.50 As low as $0.29
    Out of stock
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    On Semiconductor FAIRCHILD - 2N5088  Transistor, NPN silicon.

    Max voltage: 30V.

    Max current: 50mA.

    Dissipation: 625mW.

    Package: TO-92.

    Note: Amplifier transistor.

    From: Manufactures T/R.

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  19. DELCO/GM - DTS720 - Transistor, NPN. P/N: DTS720.
    DELCO/GM - DTS720 - Transistor, NPN. P/N: DTS720.
    $36.99
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    Transistor, NPN. Max voltage: 1000VCEO. Max current: 3Amp. Dissipation: 50 Watt. Package: TO-3 steel. P/N: DTS720. Note: Silicon. Learn More
  20. Central Semi - 2N5210 - Transistor, NPN. 50V, 100mA, TO-92
    Central Semi - 2N5210 - Transistor, NPN. 50V, 100mA, TO-92
    Special Price $0.89 Regular Price $1.00 As low as $0.69
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    Central Semi - 2N5210 - Transistor, NPN.

    Max voltage: 50V.

    Max current: 100mA.

    Dissipation: 625mW.

    Package: TO-92.

    Operating temperature: -55 to 150 Deg C.

    Note: Silicon.

    Learn More
  21. ASIA - 2SC1907 - Transistor, NPN. P/N: 2SC1907. Package of 10.
    ASIA - 2SC1907 - Transistor, NPN. P/N: 2SC1907. Package of 10.
    $3.25
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    Transistor, NPN. Voltage: 19VCEO, 30VCBO. Current: 50mA. Dissipation: 300mW. Operating temperature: -55 to 150 Deg C. Package: TO-92. Note: Epitaxial silicon planar. Application: UHF TV tuner, local oscillator. Package of 10. Learn More
  22. AMPEREX - 114N4P - Transistor, Germanium NPN. Vintage Metal encased component.
    AMPEREX - 114N4P - Transistor, Germanium NPN. Vintage Metal encased component.
    Special Price $6.98 Regular Price $8.95 As low as $5.98
    IN STOCK - MORE THAN 100 READY TO SHIP!
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    AMPEREX - 114N4P Transistor, Germanium NPN.

    Package: Metal encased

    Dimenswions: 7mm sq x 15.5mm tall

    3 wire leads. 

    Alternates/Cross: ECG103A, SK3835

    Vintage Transistor Radio Component - New Old Stock

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  23. Motorola - MJ10012 - Transistor, NPN. Darlington High Voltage, High Current TO-3 Steel.
    Motorola - MJ10012 - Transistor, NPN. Darlington High Voltage, High Current TO-3 Steel.
    Special Price $6.98 Regular Price $8.50 As low as $4.98
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    Motorola - 2N3772 - Transistor, NPN. Darlington High Voltage, High Current TO-3 Steel.

    Collector Base Voltage (VCBO): 600 V

    Collector Emitter Breakdown Voltage: 500 V

    Collector Emitter Saturation Voltage: 2.5 V

    Collector Emitter Voltage (VCEO): 400 V

    Current Rating: 10 A

    Emitter Base Voltage (VEBO): 3 V

    Max Collector Current: 1 mA

    Operating Temperature: -65 °C to 200 °C

    Max Power Dissipation: 175 W

    Polarity: NPN

    Power Dissipation: 175 W

    Voltage Rating (DC): 600 V

    Genuine Motorola New Old Stock

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  24. Westinghouse - 405965-26A - Transistor, NPN. P/N: 405965-26A.
    Westinghouse - 405965-26A - Transistor, NPN. P/N: 405965-26A.
    $33.00
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    Transistor, NPN. Max voltage: 65V. Max current: 7.5Amp. Dissipation: 200 watt. Package: stud, 0.250-28UNF-2A. P/N: 405965-26A. Note: Silicon. fT 500KHz. Cross: Westinghouse 154-04. Learn More
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