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. !@ 1 item
  2. Unmarked 55 items
  3. Hitachi 3 items
  4. NEC Corporation 8 items
  5. ST Microelectronics 44 items
  6. Analog Devices Inc 1 item
  7. Advanced Micro Devices 2 items
  8. Agilent 1 item
  9. Allegro 1 item
  10. American Microsemiconductor Inc. 1 item
  11. ASIA 2 items
  12. Atmel Corporation 1 item
  13. ASI 1 item
  14. Avago Technologies 1 item
  15. Asahi Keiki 1 item
  16. BKC 1 item
  17. Bivar Inc 1 item
  18. Boca Semiconductor Corp 1 item
  19. Calrad 9 items
  20. Chicago Miniature Lab 3 items
  21. CGG 1 item
  22. CDC/CCSQ 1 item
  23. CYPRESS SEMICONDUCTOR CORP 4 items
  24. Crydom 1 item
  25. Dialco/Dialight 6 items
  26. DII 7 items
  27. EG&G VACTEC 1 item
  28. DICKSON 1 item
  29. FAIRCHILD 17 items
  30. F 1 item
  31. FAGOR 1 item
  32. Fairchild Semiconductor. 1 item
  33. FUJITSU 2 items
  34. General Electric 31 items
  35. Fuji Electric 1 item
  36. G 1 item
  37. General Instruments 21 items
  38. GENERAL SEMI 1 item
  39. General Semiconductor 1 item
  40. Harris Corp 3 items
  41. GTC INC 1 item
  42. Goldstar 1 item
  43. GS 1 item
  44. HARRIS 1 item
  45. Hewlett Packard 20 items
  46. HI 1 item
  47. Intel 2 items
  48. ID 1 item
  49. Inmos 1 item
  50. HP/Agilent 1 item
  51. I 1 item
  52. INFINEON 2 items
  53. Inmos/ST Microelectronics 1 item
  54. INTERSIL 3 items
  55. Intersil/Siliconix 3 items
  56. IR 21 items
  57. ITT 3 items
  58. IXYS 1 item
  59. ITUWA 1 item
  60. LATTICE 3 items
  61. Linear Technology 5 items
  62. LITE-ON 1 item
  63. KS 1 item
  64. Litronix 1 item
  65. MAJOR 3 items
  66. LITON 1 item
  67. LITEON 4 items
  68. National Semiconductor Corp 20 items
  69. LUMEX 2 items
  70. Matsushita 4 items
  71. MAXIM 7 items
  72. Microchip 5 items
  73. MICROSEMI 3 items
  74. MAXIM INTEGRATED PRODUCTS 1 item
  75. MMI 3 items
  76. MISC 1 item
  77. Mitsubishi 4 items
  78. MOT/TI 1 item
  79. MIX 1 item
  80. Motorola 181 items
  81. MILITARY 1 item
  82. MONSANTO 3 items
  83. Motorola Inc 1 item
  84. Texas Instruments 22 items
  85. NAE 1 item
  86. MSC 2 items
  87. NAT 4 items
  88. MT 2 items
  89. MQSI 1 item
  90. NATIONAL SEMICONDUCTOR CORP. 20 items
  91. National Semiconductor Inc 1 item
  92. NATIONAL SEMI 1 item
  93. NEC 1 item
  94. NJS 2 items
  95. NSC 1 item
  96. NTE Electronics Inc. 83 items
  97. Philips 33 items
  98. NTE Electronics Inc 31 items
  99. NTE 7 items
  100. NICHIA 1 item
  101. OKI 1 item
  102. Optek 11 items
  103. ON SEMI 1 item
  104. Philco 2 items
  105. Panasonic 1 item
  106. Sylvania 4 items
  107. PLESSEY 1 item
  108. RAYTHEON. 1 item
  109. QTC 1 item
  110. RCA 12 items
  111. Samsung 3 items
  112. S 1 item
  113. ROHM 3 items
  114. RECTRON 1 item
  115. RCA/MOT 1 item
  116. RCA/MOT/IR 1 item
  117. SEEQ 1 item
  118. Sanyo 6 items
  119. SGS-THOMPSON 3 items
  120. Sanken 5 items
  121. SEC 2 items
  122. SEMTECH 1 item
  123. SHARP 2 items
  124. Shindengen America 1 item
  125. SIEMANS/CCYL 1 item
  126. SGS 4 items
  127. SI 1 item
  128. Sarasota Semi 1 item
  129. SEOUL SEMI 1 item
  130. SIG 2 items
  131. Siemens 8 items
  132. SIEMENS/CCZL 1 item
  133. Siliconix 6 items
  134. SIGNETICS 1 item
  135. Silicon General/Microsemi 1 item
  136. SIPEX 1 item
  137. SIG/TI 1 item
  138. ST 1 item
  139. Sprague 1 item
  140. SOD 1 item
  141. STS 1 item
  142. SUPERTEX 3 items
  143. ST,TI,Transitron 1 item
  144. SYNERTEK 1 item
  145. Teledyne 3 items
  146. T 1 item
  147. Teccor 9 items
  148. TEMIC 1 item
  149. Teledyne & Motorola 1 item
  150. TCG 2 items
  151. Toshiba 10 items
  152. TFK 1 item
  153. THOMSON CSF 1 item
  154. Three-Five Systems Inc 1 item
  155. Unitrode 3 items
  156. TRANSITRON 1 item
  157. UMC 1 item
  158. VARO 2 items
  159. Vishay 4 items
  160. Western Electric 1 item
  161. Westinghouse 3 items
  162. Zilog 1 item
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Items 1-24 of 944

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  1. Teccor - NTE5457 - Standardized Replacement Part. SCR. New.
    Teccor - NTE5457 - Standardized Replacement Part. SCR. New.
    $1.96
    Standardized Replacement Part. SCR, silicon controlled rectifier. 4Amp 400V sensitive gate. Case: TO-220. New. Learn More
  2. Fagor - W06F - Diode, FWB. 600V 1.5Amp. New.
    Fagor - W06F - Diode, FWB. 600V 1.5Amp. New.
    Special Price $1.98 Regular Price $2.49
    Diode. FWB, full wave bridge rectifier. 600V 1.5Amp. Case: round 4 radial leads. New. Learn More
  3. RCA - 2N5496 - Transistor, NPN. P/N: 2N5496.
    RCA - 2N5496 - Transistor, NPN. P/N: 2N5496.
    Special Price $2.19 Regular Price $2.50 As low as $1.49

    RCA - 2N5496 Transistor, NPN.

    Max Voltage: 70V.

    Max Current: 1Amp.

    Dissipation: 50 watt.

    Gain: 0.8MHz.

    Package: TO-220.

    Genuine Vintage RCA - New Old Stock

    Learn More
  4. Motorola - 2N4442 - SCR. 8 Amp 200V. TO-225AA
    Motorola - 2N4442 - SCR. 8 Amp 200V. TO-225AA
    Special Price $2.49 Regular Price $3.00 As low as $1.79
    IN STOCK - MORE THAN 1,000 READY TO SHIP!

    Motorola 2N4442 SCR, Silicon Controlled Rectifier.

    8 Amp 200V.

    Package: TO-225AA.

    New. 

    Circuit Commutated Turn-off 15.0 uS,

    Critical Rate of Off-state 50.0 V/uS,

    DC Gate Trigger Current Max 60.0 Ma

    Cross Reference NTE5448 & HEPR1222.

    Learn More
  5. Motorola - 2N2895 - Transistor, NPN., 65V, 150 mA, 500mW, TO-18
    Motorola - 2N2895 - Transistor, NPN., 65V, 150 mA, 500mW, TO-18
    Special Price $2.69 Regular Price $2.95 As low as $1.49

    Motorola - 2N2895 - Transistor, NPN.

    Status: Discontinued

    Max Voltage: 65VCEO, 120VCBO.

    Max current: 150mA.

    Dissipation: 500mW.

    Package: TO-18 Metal, Hermetically Sealed.

    Factory new. 

    Note: Bipolar.

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  6. Unidentified MFG - 2N6508 - SCR. 16Amp 600V.
    Unidentified MFG - 2N6508 - SCR. 16Amp 600V.
    Special Price $1.98 Regular Price $3.00 As low as $1.29

    2N6508 SCR, Silicon Controlled Rectifier.

    Voltage: 600V.

    Average on state current: 16Amp.

    On state RMS current: 25Amp.

    Package: TO-220.

    Stamped "M" in Medal Heat Sink - Possibly a Motorola Thyristor

    New Old Stock

    Learn More
  7. ST Microelectronics - L4960 - Voltage Regulator, switching. 5.1V to 40V 2.5Amp. TO-220-7
    ST Microelectronics - L4960 - Voltage Regulator, switching. 5.1V to 40V 2.5Amp. TO-220-7
    Special Price $2.49 Regular Price $3.00 As low as $1.98

    ST Microelectronics - L4960 Voltage Regulators, Switching.

    The L4960 is a monolithic stepdown switching regulator providing output voltages from 5.1V to 40V and delivering 2.5A. The regulation loop consists of a sawtooth oscillator, error amplifier, comparator and the output stage. An error signal is produced by comparing the output voltage with a precise 5.1V on-chip reference (zener trimmed to ±2%).

    Polarity: Positive.

    Voltage range: 5.1V to 40V Adjustable.

    Input Voltage Min: 9V 

    Input Voltage Max: 46V 

    No. of Outputs: 1Outputs 

    DC / DC Converter IC Case: HEPTAWATT 

    No. of Pins: 7Pins 

    Output Current: 2.5A 

    Output Voltage Max: 40V 

    Switching Frequency: 115kHz 

    Operating Temperature Max: 150°C 

    Maximum current: 2.5Amp.

    Case: TO-220-7 staggared leads, heptawatt.

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  8. ST Microelectronics - BTB24-800BW MRC - Triac. 25Amp 800V.
    ST Microelectronics - BTB24-800BW MRC - Triac. 25Amp 800V.
    Special Price $2.49 Regular Price $3.00 As low as $0.98

    ST Microelectronics - BTB24-800BW MRC Triac.

    25Amp 800V.

    Package: TO-220.

    New Old Stock.

    Application: Suitable for general purpose AC switching.

    Learn More
  9. ALPHA SIPEX - AS2815AU - Voltage Regulator, Adjustable and Fixed.
    ALPHA SIPEX - AS2815AU - Voltage Regulator, Adjustable and Fixed.
    Special Price $1.98 Regular Price $2.50 As low as $0.98

    ALPHA SIPEX - AS2815AU - Voltage Regulator, Adjustable and Fixed.

    Polarity: Positive.

    Adjustment Range: Adjustable output down to 1.2V

    Fixed output 1.5V, 2.5V, 3.3V and 5V.

    Maximum Current: 1.5Amp.

    Package: TO-220 

    Operating temp: -45 Deg C to + 125 Deg C.

    Low Dropout, Fast Response.

    Alternate / Similar: LM1086CT-ADJ/NOPB, LMS1585A, LMS1587, LP3965, REG1117, REG1117A, TLV1117

    Learn More
  10. SGS Thomson - TDA2003-V - IC, audio. 10Watt amplifier. Case: TO-220/5.
    SGS Thomson - TDA2003-V - IC, audio. 10Watt amplifier. Case: TO-220/5.
    Special Price $1.98 Regular Price $2.50 As low as $1.59

    SGS - TDA2003V  IC, audio.

    10 Watt car radio audio amplifier.

    Dimensions: 3 X 1 X 1 cm

    Impediance: 2 ohm

    Operating Temperature: -40 to 150C 

    Weight: 5 grams

    Case: ZIL-5, TO-220/5.

     

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  11. SGS-Thompson - 16033388 - Voltage Regulator. Package of 10.
    SGS-Thompson - 16033388 - Voltage Regulator. Package of 10.
    Special Price $1.98 Regular Price $3.50 As low as $0.98
    IN STOCK - MORE THAN 100 READY TO SHIP!

    SGS-Thompson - 16033388 Voltage Regulator.

    Package: TO-220-5.

    Note: Delco 691, unknown spec's.

    Package of 10.

    Learn More
  12. Unidentified MFG - 7-192 - LED. Rectangular, green. Package of 10.
    Unidentified MFG - 7-192 - LED. Rectangular, green. Package of 10.
    Special Price $2.24 Regular Price $2.99
    LED. Disc drive indicator, 2V. Completely pre-wired 20" with a 3 pin molex connector. Rectangular 0.24 x 0.15". Color: bright green. Package of 10. Learn More
  13. Texas Instruments - TIP33 - Transistor, NPN. SOT-93
    Texas Instruments - TIP33 - Transistor, NPN. SOT-93
    Special Price $1.69 Regular Price $2.00 As low as $0.98

    Texas Instruments - TIP33 - Transistor, NPN.

    Max voltage: 40VCEO, 80VCBO.

    Max current: 10 Amp.

    Dissipation: 80 watt, 3.5 watt free air.

    Gain: 3MHz.

    Package: SOT-93.

    Note: Silicon.

    Operating/Storage Temperature: -65 to 150 Deg C.

    Genuine Texas Instruments - New old Stock

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  14. National Semiconductor Corp - MV5753 - LED. 2V 20mA. Red diffused. T1-3/4. Package of 20.
    National Semiconductor Corp - MV5753 - LED. 2V 20mA. Red diffused. T1-3/4. Package of 20.
    $2.50
    LED. 2V 20mA. Red diffused. (Lens color orange). Case: 5mm / T1-3/4. New. Package of 20. Note: Manufacture: National Semiconductor and or General Instruments. Learn More
  15. National Semiconductor Corp - D45C8 - Transistor, PNP. P/N: D45C8.
    National Semiconductor Corp - D45C8 - Transistor, PNP. P/N: D45C8.
    Special Price $1.94 Regular Price $2.59
    Transistor, PNP. Max voltage: 60VCEO, 70VCES. Max current: 4 Amp. Dissipation: 30 watt. Package: TO-220. P/N: D45C8. Operating temperature: -55 to 150 Deg C. Note: Silicon. Learn More
  16. Motorola - SP2264 - PNP GER 30W 40V 5A ALUM
    Motorola - SP2264 - PNP GER 30W 40V 5A ALUM
    Special Price $2.63 Regular Price $3.50
    PNP GER 30W 40V 5A Steel/Alum gold leads NEW. Learn More
  17. FUJITSU - MBM27C256-25 - IC, EPROM, CMOS. 32K x 8 .
    FUJITSU - MBM27C256-25 - IC, EPROM, CMOS. 32K x 8 .
    $1.95
    IC, EPROM, CMOS. 32K x 8 . UV Eraseable. Package: 32 LCC. Learn More
  18. Dialco/Dialight - 555-2001 - LED. Red Right Angle, 1.6V, 20mA
    Dialco/Dialight - 555-2001 - LED. Red Right Angle, 1.6V, 20mA
    Special Price $1.98 Regular Price $2.50 As low as $0.98
    IN STOCK - MORE THAN 500 READY TO SHIP!

    Dialco/Dialight - 555-2001 LED. 1.6V 20mA.

    Luminous intensity: 1.2mcd.

    Viewing angle: 40 Deg.

    Mount: PCB.

    Dimensions: Diameter: 2.03mm, Height 6.35mm, Length 6.22mm, Width 2.44mm

    Bulb size: 2mm.

    Lead spacing: 0.10".

    Lens view:Rright angle.

    Color: Red.

    Rohs Compliant.

     

    Learn More
  19. EG&G VACTEC - 21L482 - Opto devices in a reflector package.
    EG&G VACTEC - 21L482 - Opto devices in a reflector package.
    Special Price $2.21 Regular Price $2.95
    Opto devices in a reflector package, 2 radial leads each side. Marked 5616662 and EC871000 Learn More
  20. Sprague - 2N4126 - Transistor, PNP. Package of 10.
    Sprague - 2N4126 - Transistor, PNP. Package of 10.
    Special Price $2.29 Regular Price $3.00
    READY TO SHIP - ONLY 91 LEFT IN STOCK!

    Sprague - 2N4126 Transistor, PNP.

    Voltage: 25V.

    Current: 200mA.

    Dissipation: 625mW.

    Operating temperature: -55 to 150 Deg C.

    Package: TO-92, plastic.

    Note: Silicon.

    Package of 10.

    Learn More
  21. NEC Corporation - UPC2406AHF - 2406 - IC, Voltage Regulator. Up to 1 Amp 6V.
    NEC Corporation - UPC2406AHF - 2406 - IC, Voltage Regulator. Up to 1 Amp 6V.
    Special Price $2.49 Regular Price $3.00 As low as $1.98
    IN STOCK - MORE THAN 100 READY TO SHIP!

    NEC Corporation - UPC2406AHF IC, Voltage Regulator.

    PMIC - Voltage Regulator - Linear

    Up to 1 Amp 6V low dropout voltage.

    Case/Package: MP45G, Isolated TO-220.

    Front View: 1 2 3, In/Gnd/Out.

    Genuine Vintage NEC - New Old Stock

    Note:On April 1st, 2010, NEC Electronics Corporation merged with Renesas Technology Corporation, and Renesas Electronics Corporation took over all the business of both companies.  

    Made in Japan

    Learn More
  22. Microsemi - MQSI - VSK540 - Diode. 40V 5Amp. Schottky Rectifier.
    Microsemi - MQSI - VSK540 - Diode. 40V 5Amp. Schottky Rectifier.
    Special Price $1.98 Regular Price $2.50 As low as $1.49
    READY TO SHIP - ONLY 81 LEFT IN STOCK!

    Microsemi - MQSI - VSK540 Diode. 40V 5Amp.

    Schottky Rectifier.

    Operating temperature: -55 to 150 Deg C.

    Package: DO-201AD

    Axial leads.

    Note: Silicon.

    Learn More
  23. HI - IT28A - Triac. 8Amp 200V isolated gate. Package of 2.
    HI - IT28A - Triac. 8Amp 200V isolated gate. Package of 2.
    Special Price $1.50 Regular Price $2.00
    Triac. 8Amp 200V isolated gate. Package: TO-220 on an aluminum heatsink. Package of 2. Learn More
  24. CRYDOM - KS300 - Transparent plastic cover 06WX8224
    CRYDOM - KS300 - Transparent plastic cover 06WX8224
    Special Price $2.24 Regular Price $2.99
    Transparent plastic cover for 1 phase and 3 phase relays. 06WX8224. More info: http://www.crydom.com/en/Products/Catalog/covers.pdf Learn More
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