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. Unmarked 56 items
  2. Hitachi 12 items
  3. NEC Corporation 24 items
  4. ST Microelectronics 34 items
  5. Analog Devices Inc 1 item
  6. Advanced Micro Devices 13 items
  7. AEG 1 item
  8. Agilent 2 items
  9. BKC INTER'L 1 item
  10. Allegro 1 item
  11. AKK 1 item
  12. Altair 3 items
  13. ASIA 2 items
  14. Atmel Corporation 1 item
  15. BKC 1 item
  16. BELL 1 item
  17. Boca Semiconductor Corp 1 item
  18. BB 1 item
  19. Benchmark Instruments Ltd 1 item
  20. Central Semi 3 items
  21. CEN 1 item
  22. Calrad 4 items
  23. Chicago Miniature Lab 5 items
  24. Catalyst 1 item
  25. CDAQ 1 item
  26. CIT 2 items
  27. CYPRESS SEMICONDUCTOR CORP 1 item
  28. Custom 2 items
  29. CZL 1 item
  30. DALLAS 2 items
  31. Dialco/Dialight 7 items
  32. EDAL 1 item
  33. DII 18 items
  34. EG&G VACTEC 1 item
  35. EDI 2 items
  36. DICKSON 1 item
  37. FAIRCHILD 43 items
  38. ETCO 1 item
  39. ETC INC 1 item
  40. Everlight 2 items
  41. EPSON 1 item
  42. ERIE TECH 1 item
  43. Fairchild Semiconductor. 1 item
  44. Fairchild Optoelectronics 1 item
  45. FUJITSU 10 items
  46. General Electric 27 items
  47. GE/RCA 3 items
  48. Fuji Electric 3 items
  49. FSC 1 item
  50. FRD 1 item
  51. FUNAI 1 item
  52. General Instruments 20 items
  53. GI/CAKK 1 item
  54. GENERAL SEMI 1 item
  55. Harris Corp 10 items
  56. GTC INC 1 item
  57. Goldstar 1 item
  58. GS 2 items
  59. Hewlett Packard 11 items
  60. IDT 1 item
  61. Intel 6 items
  62. Inmos 4 items
  63. HP/Agilent 2 items
  64. HYUNDAI 1 item
  65. INFINEON 2 items
  66. INTERSIL 1 item
  67. IR 17 items
  68. IR&TRW 1 item
  69. ITT 5 items
  70. IXYS 1 item
  71. Kingbright 1 item
  72. ISSI 1 item
  73. ITT/CIT 1 item
  74. LATTICE 2 items
  75. Linear Technology 4 items
  76. LITE-ON 1 item
  77. LEDTECH ELECTRONICS CORP 1 item
  78. MAJOR 6 items
  79. LITON 1 item
  80. LITEON 4 items
  81. National Semiconductor Corp 20 items
  82. LUMEX 4 items
  83. Matsushita 4 items
  84. MAXIM 1 item
  85. Microchip 9 items
  86. MICROSEMI 2 items
  87. MICREL 3 items
  88. MARTECH 1 item
  89. Marktech 1 item
  90. MMI 4 items
  91. MISC 1 item
  92. Mitsubishi 4 items
  93. Motorola 198 items
  94. MILITARY 1 item
  95. MOSTEK 3 items
  96. MONSANTO 2 items
  97. MOT/CRP 1 item
  98. MOT/IR 1 item
  99. Texas Instruments 33 items
  100. NAE 1 item
  101. MSC 3 items
  102. NAT 7 items
  103. MT 1 item
  104. MS 1 item
  105. NATIONAL SEMICONDUCTOR CORP. 28 items
  106. NEC 2 items
  107. NTE ELECTRONICS, INC 1 item
  108. NTE Electronics Inc. 49 items
  109. Philips 40 items
  110. NTE Electronics Inc 12 items
  111. NTE 1 item
  112. NexFlash Technology Inc 1 item
  113. OKI 2 items
  114. Optek 11 items
  115. ON SEMI 4 items
  116. Philco 2 items
  117. Panasonic/Matsushita 1 item
  118. PECOR 1 item
  119. PAN JIT 1 item
  120. Sylvania 4 items
  121. PMI 2 items
  122. RAYTHEON. 5 items
  123. RAYTHEON 1 item
  124. QTC 2 items
  125. RCA 32 items
  126. Samsung 3 items
  127. S 2 items
  128. ROHM 6 items
  129. RECTRON 1 item
  130. Sanyo 17 items
  131. SGS-THOMPSON 1 item
  132. Sanken 4 items
  133. SCA 2 items
  134. SEC 1 item
  135. SEMTECH 1 item
  136. SHARP 9 items
  137. SIEMANS/CCZL 2 items
  138. SGS 2 items
  139. Shindengen Electric 1 item
  140. Siemens 19 items
  141. Siliconix 16 items
  142. SIGNETICS 1 item
  143. Silicon General/Microsemi 1 item
  144. SIPEX 1 item
  145. SIMTEK 1 item
  146. SILICON GEN 1 item
  147. SK SERIES 1 item
  148. SMC 1 item
  149. ST 4 items
  150. Solitron 1 item
  151. Sprague 2 items
  152. Solid State Devices Inc 1 item
  153. SW 1 item
  154. SUPERTEX 2 items
  155. STC 1 item
  156. SYNERTEK 2 items
  157. Teledyne 3 items
  158. Tektronix 1 item
  159. T 1 item
  160. Teccor 3 items
  161. TELCOM 1 item
  162. TCI 1 item
  163. SYNERTEC 1 item
  164. TEMIC 2 items
  165. Tenna 1 item
  166. Toshiba 18 items
  167. TFK 2 items
  168. THOMSON CSF 2 items
  169. Toko America 1 item
  170. THOMPSON 1 item
  171. TI/INTEL/AMD 1 item
  172. Unitrode 3 items
  173. TRANSITRON 1 item
  174. TRW 1 item
  175. Unitrode/CDAS 1 item
  176. UMC 1 item
  177. Unity Opto Technology 1 item
  178. VARO 2 items
  179. Vishay 6 items
  180. Western Electric 2 items
  181. Westinghouse 1 item
  182. Zenith 1 item
  183. XICOR 2 items
  184. Zetex 4 items
  185. WW. 1 item
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Items 1-24 of 1114

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  1. 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!
    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
  2. Toshiba - TA7368P - IC, Audio. Linear Power Amplifier.
    Toshiba - TA7368P - IC, Audio. Linear Power Amplifier.
    Special Price $2.98 Regular Price $4.00 As low as $1.49
    IN STOCK - MORE THAN 500 READY TO SHIP!

    Toshiba - TA7368P IC, audio.

    Linear Power Amplifier.

    P out: 720mW.

    6V 4 Ohm 10%.

    Package: SIP9-P-2.54A.

    Note: Bipolar Linear, Silicon Monolithic.

    Learn More
  3. Vishay Siliconix - SI9400DY - Si9400DY - Transistor, P Channel MOSFET. 20V. SOIC, 8 SMD
    Vishay Siliconix - SI9400DY - Si9400DY - Transistor, P Channel MOSFET. 20V. SOIC, 8 SMD

    Vishay Siliconix - SI9400DY - Si9400DY - Transistor, P Channel MOSFET.

    Max voltage: 20V(D-S).

    Continuous drain current: 2.5A @ 25 Deg C, 2.0Amp @ 70 Deg C.

    Dissipation: 2.5 watt @ 25 Deg C, 1.6 watt @ 70 Deg C.

    Package: SOIC 8 SMD.

    Operating Temperature: -55 to 150 Deg C.

    Learn More
  4. Sharp - GL6UR31T - LED. Super Bright Red, T1-3/4. Package of 10.
    Sharp - GL6UR31T - LED. Super Bright Red, T1-3/4. Package of 10.
    Special Price $2.98 Regular Price $4.00 As low as $1.98

    Sharp - GL6UR31T - LED.

    High-luminosity LED Lamp for Outdoor Use.

    Voltage: 1.85 V Typical, 2.5 V Max.

    Current: 20mA

    GaAsP Double Hetero High Luminosity 660mcd.

    Package: T1-3/4, 5mm Cylinder.

    Lens: Transparent.

    Color: Super Bright Red.

    Package of 10.

    Learn More
  5. SANYO - 2SC3038 - Transistor, NPN. P/N: 2SC3038.
    SANYO - 2SC3038 - Transistor, NPN. P/N: 2SC3038.
    Special Price $2.98 Regular Price $3.50 As low as $1.49

    SANYO - 2SC3038 -  Transistor, NPN.

    Max Voltage: 400VCEO, 500VCBO.

    Max Current: 4 Amp.

    Dissipation: 40 watt.

    Package: TO-220.

    Application: For Switching Regulators.

    Note: Silicon, Triple Ddiffused Planar.

    Genuine Vintage Sanyo - New Old Stock - Rare

    Alternate: NTE51, SK9452

    Learn More
  6. RCA - 2N3235 HOUSE - HOUSE#61998 TO-3 STEEL NPN 117W modified
    RCA - 2N3235 HOUSE - HOUSE#61998 TO-3 STEEL NPN 117W modified
    Special Price $2.96 Regular Price $3.95
    HOUSE#61998 TO-3 STEEL NPN 117W modified with crimped leads on bottom two terminals - won't plug into socket, must be soldered to Learn More
  7. OPTEK - OP265 - LED. IR, 890nm.
    OPTEK - OP265 - LED. IR, 890nm.
    Special Price $2.98 Regular Price $4.00 As low as $1.98

    OPTEK - OP265 LED. IR, Infrared Emitting Diode, 890nm.

    The OP265 is a high intensity gallium arsenide infrared emitting diode (GaAIAs) that is molded in an IR transmissive clear epoxy package with either a dome or flat lens. The small T-1 package style makes these devices ideal for space limited applications. 

    • T-1 (3mm) package style
    • Choice of narrow or wide irradiance pattern
    • Choice of dome or flat lens
    • Mechanically and spectrally matched to other OPTEK devices
    • Higher power output than GaAs at equivalent drive currents
    • 890 nm diodes
    • Current - DC Forward (If) (Max):50mA
    • Mounting Type:Through Hole
    • Operating Temperature:-40°C ~ 100°C (TA)
    • Orientation:Top View
    • Type:Infrared (IR)
    • Viewing Angle:18° ~ 120°
    • Voltage - Forward (Vf) (Typ):1.8V
    • Wavelength:850nm ~ 890nm

    0.050" lead spacing.

    Applications:

    • Space limited applications
    • Applications requiring coupling efficiency
    • Battery operated or voltage limited applications

     

     

    Learn More
  8. National Semiconductor Corp - INS8048-6MLK/N - IC, microprocessor. 8-Bit microcontroller.
    National Semiconductor Corp - INS8048-6MLK/N - IC, microprocessor. 8-Bit microcontroller.
    Special Price $2.98 Regular Price $5.95
    IC, microprocessor. 8-Bit Microcontroller-Microcomputer. Plus interval timer/event counter. Clock frequency = 6.0M, clock frequency - min. (Hz) = 1.0M, min Instruction length (bits) = 8, max (bits) = 16, memory addressing range = 64k, number of addressing modes = 5, on-chip RAM (bytes)=64, on-chip ROM (bytes) = 1k, number of interrupt lines=1, number of maskable interrupts = 1, number of I/O lines = 16, no. of I/O ports = 2, Vsup nom.(V) supply voltage = 5.0, NMOS. Case: 40 Dip, perfect socket pulls/used. Learn More
  9. Motorola - MJ2500 - Transistor, PNP. 60V, 10A, 150W. TO-3 Steel
    Motorola - MJ2500 - Transistor, PNP. 60V, 10A, 150W. TO-3 Steel
    Special Price $2.98 Regular Price $3.50 As low as $1.98
    IN STOCK - MORE THAN 500 READY TO SHIP!

    Motorola - MJ2500 Transistor, PNP.

    Max voltage: 60V.

    Max current: 10Amp.

    Dissipation: 150 watt.

    Package: TO-3 steel.

    Application: GP amplifier.

    Medium power complementary silicon darlington.

    Learn More
  10. Motorola - MC145166FR2 - IC. Dual PLLs for 46/49 MHz cordless telephones.
    Motorola - MC145166FR2 - IC. Dual PLLs for 46/49 MHz cordless telephones.
    $3.00
    IC, CMOS. Dual PLLs for 46/49 MHz cordless telephones. Package: SMD, manufactures sealed T/R. Learn More
  11. Motorola - C106D1 - SCR Silicon Controlled Rectifier Thyristor, 4Amp 400V.
    Motorola - C106D1 - SCR Silicon Controlled Rectifier Thyristor, 4Amp 400V.
    Special Price $2.98 Regular Price $3.95 As low as $1.98

    Motorola - C106D1 - SCR, Silicon Controlled Rectifier.

    Circular Connector; Body Material:Aluminum; Series:PT06; No. of Contacts:19; Connector Shell Size:14; Connecting Termination:Crimp; Circular Shell Style:Straight Plug; Circular Contact Gender:Socket; Insert Arrangement:14-19.

    Reverse Block Thyristor.

    Current / Voltage Ratings: 4Amp 400V.

    Case Connectiion: Anode

    DC Gate Trigger Current Max. 0.2mA

    Holding Current Max: 3.0mA

    Circuit Commutated Turn On: 40.0 uS

    Genuine Motorola - New Old Stock

    Package: TO-220 / TO-225AA Gold Leads. 

    Applications: Glassivated PNPN devices designed for high volume consumer applications such as:-  temperature, light, and speed control; process and remote control, and warning systems where reliability of operation is important

    Learn More
  12. Motorola - 1N1200A - Diode. 12Amp 100V DO-5.
    Motorola - 1N1200A - Diode. 12Amp 100V DO-5.
    $2.95
    Diode. 12Amp 100V medium power silicon rectifiers. Case: DO-5 stud mount. Note: No hardware. Cross NTE5872. Learn More
  13. Motorola - 2N4900 - Transistor, PNP. P/N: 2N4900.
    Motorola - 2N4900 - Transistor, PNP. P/N: 2N4900.
    $3.00
    Transistor, PNP. Max voltage: 80V. Max current: 1Amp. Dissipation: 25 watt. Package: TO-66. P/N: 2N4900. Learn More
  14. ISSI - IS61C64AH-20J - IC, memory. 8K x 8-bit.
    ISSI - IS61C64AH-20J - IC, memory. 8K x 8-bit.
    Special Price $2.96 Regular Price $3.95
    IC, memory. 8K x 8-bit. High speed CMOS SRAM. Package: 28 SMD. Tape and reel. Learn More
  15. General Electric - D44R2 - High Voltage Power Transistor, NPN, TO-220 Gold Leads.
    General Electric - D44R2 - High Voltage Power Transistor, NPN, TO-220 Gold Leads.
    Special Price $2.98 Regular Price $4.00 As low as $1.49

    General Electric - D44R2 - High Voltage Power Transistor, NPN.

    Type Designator: D44R2

    Material of Transistor: Si

    Polarity: NPN

    Maximum Collector Power Dissipation (Pc): 31 W

    Maximum Collector-Base Voltage |Vcb|: 400 V

    Maximum Collector-Emitter Voltage |Vce|: 250 V

    Maximum Emitter-Base Voltage |Veb|: 5 V

    Maximum Collector Current |Ic max|: 1 A

    Max. Operating Junction Temperature (Tj): 150 °C

    Transition Frequency (ft): 20 MHz

    Max Frequency: 40 MHz

    Collector Capacitance (Cc): 50 pF

    Forward Current Transfer Ratio (hFE), MIN: 75

    Package: TO-220 Red power tab, Pkg.229, Gold Leads. 

    Genuine Vintage General Electric - New Old Stock

    Made in USA

    Alternate/Replaces: ECG198, SK3219, D44R1

    NSN 5961-01-005-8801

     

    Learn More
  16. Fairchild - 2N3011 - Transistor, NPN. 12V, 200 mA 360mW, TO-18 Gold Leads
    Fairchild - 2N3011 - Transistor, NPN. 12V, 200 mA 360mW, TO-18 Gold Leads
    Special Price $2.98 Regular Price $4.95 As low as $1.98
    IN STOCK - MORE THAN 1,000 READY TO SHIP!

    Fairchild - 2N3011 Transistor, NPN.

    Ultra High Spped Logic Switch

    Max voltage: 12V.

    Max current: 0.2Amp.

    Dissipation: 360mW.

    Package: TO-18 hermetically sealed. Gold Leads

    Note: Bipolar. Cross NTE123A.

    NSN: 5961-00-075-8063 

    Learn More
  17. FAIRCHILD - 1N914 - Diode. 100V 150ma. Package of 50.
    FAIRCHILD - 1N914 - Diode. 100V 150ma. Package of 50.
    Special Price $2.98 Regular Price $5.00
    IN STOCK - MORE THAN 100 READY TO SHIP!

    FAIRCHILD - 1N914 Diode.

    100V 150ma 4.0ns signal.

    Case: DO-35 axial leads.

    From: Manufactures T/R and bulk.

    Package of 50.

    Learn More
  18. Unidentified MFG - Gate-Lead - Connector, electrical contact. Gate Lead.
    Unidentified MFG - Gate-Lead - Connector, electrical contact. Gate Lead.
    $2.95
    Connector, electrical contact. Gate Lead. For SCR's, high power hockey pucks. Eight inch teflon coaxial cable to silver-plated (tarnished) connector. Learn More
  19. Unidentified MFG - 2N3055 HOUSE - Transistor, NPN.  House # 71472D, TO-3
    Unidentified MFG - 2N3055 HOUSE - Transistor, NPN. House # 71472D, TO-3
    Special Price $2.98 Regular Price $3.95 As low as $1.49
    IN STOCK - MORE THAN 100 READY TO SHIP!

    Transistor, NPN silicon. House numbered 71472D.

    The 2N3055 is a silicon NPN Power Transistor intended for general purpose applications. It was introduced in the early 1960s using a hometaxial power transistor process, transitioned to an epitaxial base in the mid-1970s. 

    2N3055 is also used in audio power amplifiers. The device has good amplifying factor and also the gain is almost linear making 2N3055 one of best solution for power amplifiers. BULK, HOUSE BRANDS.

    • Medium power transistor
    • Excellent safe operating area
    • Complementary NPN - PNP transistors
    • Low collector-emitter saturation voltage
    • Pb−free packages are available
    • DC current gain (hFE) up to 70
    • With hfe improved linearity
    • Maximum voltage across collector and emitter: 60V DC
    • Maximum current allowed trough collector: 15A DC
    • Maximum voltage across base and emitter: 7V DC
    • Maximum current allowed through base: 7A DC
    • Maximum voltage across collector and base: 100V DC
    • Operating temperature range: -65ºC to +200ºC
    • Total power dissipation: 115W

    TO-3, Many Are Test Marked

    Equivalents: 2N6673, 2N6675, Complimentary Pair - MJ2955

    Learn More
  20. Unidentified MFG - 6-423 - Flashing Jumbo Red LED Module
    Unidentified MFG - 6-423 - Flashing Jumbo Red LED Module
    Special Price $2.98 Regular Price $4.50

    Flashing Jumbo Red LED Module

    Conveniently connects to a standard 9V battery (Not Included).

    Durable - Long Life -Non-Corrosive Plastic Case

    On/Off Switch

    Flashes appromiately 100 times per minute.

    Nominal Dimensions: 1.150" Long X 0.775" Wide X 1.0" High 

    Blinking Light attracts attention while drawing negligable current

    Diffused Red Light draws attention while being pleasant on your eyes. 

    Light is Bright Red. Camera Photo is deceiving.

    Great Visual for Displays, Bike Riding, Automobile Trouble

    Learn More
  21. Unidentified MFG - 2N2923 - Transistor, NPN. P/N: 2N2923. Package of 10.
    Unidentified MFG - 2N2923 - Transistor, NPN. P/N: 2N2923. Package of 10.
    $2.99
    Transistor, NPN. Max voltage: 25V. Max current: 0.1Amp. Dissipation: 0.2 watt. Package: TO-92. P/N: 2N2923. Note: Silicon. Package of 10. Learn More
  22. Toshiba - TA7343AP - IC, audio. Linear FM PLL MPX stereo-decoder.
    Toshiba - TA7343AP - IC, audio. Linear FM PLL MPX stereo-decoder.
    IN STOCK - MORE THAN 100 READY TO SHIP!

    Toshiba - TA7343AP IC, audio.

    The TA7343AP is PLL FM stereo multiplex IC. It is suitable for automotive applications and portable radio applications because of space merit by the package and wide supply voltage range.

    Linear FM PLL MPX stereo-decoder

    Ucc-3,5 12V.

    Package: 9 Sip.

    Learn More
  23. SIEMENS - 1N4739A - Diode, zener. 9.1V 1 watt. Package of 20.
    SIEMENS - 1N4739A - Diode, zener. 9.1V 1 watt. Package of 20.
    Special Price $2.98 Regular Price $3.95
    Diode, zener. 9.1V 1 watt. Tolerance: 5%. Case: DO-41 axial leads, tarnishing. Package of 20. Learn More
  24. RAYTHEON - 2N1034 - Transistor, PNP. P/N: 2N1034.
    RAYTHEON - 2N1034 - Transistor, PNP. P/N: 2N1034.
    $2.95
    Transistor, PNP. Max voltage: 40V. Max current: 50mA. Dissipation: 250mW. Package: TO-5. P/N: 2N1034. Note: Silicon. Learn More
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