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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. Price $3.00 - $3.50 Remove This Item
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Category  
  1. Analog to Digital Converter 3 items
  2. Audio IC 66 items
  3. Digital to Analog Converter 3 items
  4. Diode Bridge 14 items
  5. EPROM 12 items
  6. LED 38 items
  7. Memory 65 items
  8. Microprocessors 7 items
  9. Military 54 items
  10. Optoisolators 19 items
  11. RTL & DTL 12 items
  12. Signal Diodes 94 items
  13. Telecommunication 8 items
  14. Thyristors, SCRs and Triacs 21 items
  15. Timers 5 items
  16. Transistors 207 items
  17. Voltage Regulators 34 items
  18. Zener Diodes 107 items
  19. Other Semiconductors 2 items
Capacitance  
Capacitance pF  
Sub Identifier  
  1. Linear 4 items
Display Type  
  1. Bargraph Display 1 item
Application  
  1. Silicon Controlled 1 item
Package  
  1. 15 Sip 1 item
  2. 15 power Sip 1 item
  3. 18 Dip 1 item
  4. Dip 4 items
  5. 8 Dip 6 items
  6. 16 Dip 6 items
  7. 14 Sip 1 item
  8. 14 Dip 3 items
  9. 9 Sip 1 item
  10. 12 Sip 1 item
  11. 7 Sip 2 items
  12. 8 Sip 1 item
  13. 28 Dip 2 items
  14. 12 Dip 1 item
  15. 10 Sip 5 items
  16. 5 Sip 1 item
  17. 4 Dip 1 item
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Identifier  
  1. SCR 1 item
Structure  
  1. BJT 126 items
  2. JFET 2 items
  3. MOSFET 9 items
  4. FET 14 items
Polarity  
  1. NPN 79 items
  2. PNP 47 items
  3. N-Channel 3 items
Output Type  
  1. Phototransistor 2 items
  2. Optocoupler 2 items
  3. Photocupler 1 item
Wavelength  
  1. 585 1 item
  2. 635 1 item
  3. 569 1 item
  4. 640 1 item
Input Type  
  1. 3 1 item
  2. 6 1 item
Channel Total  
  1. 2 2 items
Bits  
  1. 16 2 items
  2. 10 1 item
  3. 8 9 items
DC Voltage  
Total Digits  
  1. Not Specified 1 item
Lens Color  
  1. Clear 3 items
  2. Yellow 1 item
  3. Red 1 item
Tolerance  
  1. 5% 9 items
  2. 10% 2 items
  3. 20% 1 item
Color  
  1. Green 1 item
Segement  
  1. Not Specified 1 item
Programming Voltage  
  1. 12.75 1 item
Manufacturer  
  1. Unmarked 38 items
  2. Hitachi 7 items
  3. NEC Corporation 16 items
  4. ST Microelectronics 21 items
  5. Analog Devices Inc 1 item
  6. Advanced Micro Devices 11 items
  7. Agilent 1 item
  8. Allegro 1 item
  9. AKK 1 item
  10. Altair 3 items
  11. ASIA 1 item
  12. BKC 1 item
  13. BELL 1 item
  14. Boca Semiconductor Corp 1 item
  15. Benchmark Instruments Ltd 1 item
  16. Central Semi 3 items
  17. CEN 1 item
  18. Chicago Miniature Lab 5 items
  19. Catalyst 1 item
  20. CDAQ 1 item
  21. CIT 2 items
  22. CYPRESS SEMICONDUCTOR CORP 1 item
  23. CZL 1 item
  24. DALLAS 1 item
  25. Dialco/Dialight 3 items
  26. DII 15 items
  27. EDI 1 item
  28. DICKSON 1 item
  29. FAIRCHILD 26 items
  30. ETCO 1 item
  31. Everlight 1 item
  32. EPSON 1 item
  33. ERIE TECH 1 item
  34. Fairchild Semiconductor. 1 item
  35. Fairchild Optoelectronics 1 item
  36. FUJITSU 4 items
  37. General Electric 15 items
  38. GE/RCA 2 items
  39. FSC 1 item
  40. FRD 1 item
  41. FUNAI 1 item
  42. General Instruments 8 items
  43. GI/CAKK 1 item
  44. Harris Corp 7 items
  45. GTC INC 1 item
  46. Goldstar 1 item
  47. GS 2 items
  48. Hewlett Packard 3 items
  49. IDT 1 item
  50. Intel 6 items
  51. HYUNDAI 1 item
  52. INFINEON 1 item
  53. IR 11 items
  54. IR&TRW 1 item
  55. ITT 5 items
  56. IXYS 1 item
  57. ITT/CIT 1 item
  58. LATTICE 2 items
  59. Linear Technology 4 items
  60. LITE-ON 1 item
  61. LEDTECH ELECTRONICS CORP 1 item
  62. MAJOR 4 items
  63. LITON 1 item
  64. LITEON 4 items
  65. National Semiconductor Corp 11 items
  66. LUMEX 4 items
  67. Matsushita 3 items
  68. Microchip 5 items
  69. MICREL 3 items
  70. MARTECH 1 item
  71. MMI 4 items
  72. MISC 1 item
  73. Mitsubishi 4 items
  74. Motorola 147 items
  75. MILITARY 1 item
  76. MOSTEK 1 item
  77. MONSANTO 2 items
  78. MOT/IR 1 item
  79. Texas Instruments 24 items
  80. NAE 1 item
  81. MSC 3 items
  82. NAT 3 items
  83. MS 1 item
  84. NATIONAL SEMICONDUCTOR CORP. 22 items
  85. NEC 2 items
  86. NTE ELECTRONICS, INC 1 item
  87. NTE Electronics Inc. 34 items
  88. Philips 35 items
  89. NTE Electronics Inc 7 items
  90. NTE 1 item
  91. NexFlash Technology Inc 1 item
  92. OKI 1 item
  93. Optek 5 items
  94. ON SEMI 4 items
  95. Philco 1 item
  96. Panasonic/Matsushita 1 item
  97. PECOR 1 item
  98. PAN JIT 1 item
  99. Sylvania 2 items
  100. PMI 2 items
  101. RAYTHEON. 4 items
  102. QTC 2 items
  103. RCA 21 items
  104. Samsung 1 item
  105. S 2 items
  106. ROHM 2 items
  107. RECTRON 1 item
  108. Sanyo 12 items
  109. Sanken 3 items
  110. SCA 1 item
  111. SEMTECH 1 item
  112. SHARP 5 items
  113. SIEMANS/CCZL 2 items
  114. SGS 1 item
  115. Siemens 8 items
  116. Siliconix 7 items
  117. Silicon General/Microsemi 1 item
  118. SIPEX 1 item
  119. SIMTEK 1 item
  120. SMC 1 item
  121. ST 4 items
  122. Sprague 2 items
  123. SUPERTEX 1 item
  124. STC 1 item
  125. SYNERTEK 1 item
  126. Teledyne 2 items
  127. Tektronix 1 item
  128. T 1 item
  129. TELCOM 1 item
  130. TCI 1 item
  131. Toshiba 11 items
  132. THOMSON CSF 2 items
  133. TI/INTEL/AMD 1 item
  134. Unitrode 2 items
  135. TRANSITRON 1 item
  136. TRW 1 item
  137. Unitrode/CDAS 1 item
  138. Unity Opto Technology 1 item
  139. VARO 1 item
  140. Vishay 5 items
  141. Western Electric 2 items
  142. XICOR 1 item
  143. Zetex 4 items
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Amperage  
Unit of Measure  
  1. Each 23 items
  2. Set 187 items
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Items 1-24 of 740

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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!
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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
  2. Motorola - MC145166FR2 - IC. Dual PLLs for 46/49 MHz cordless telephones.
    Motorola - MC145166FR2 - IC. Dual PLLs for 46/49 MHz cordless telephones.
    $3.00
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    IC, CMOS. Dual PLLs for 46/49 MHz cordless telephones. Package: SMD, manufactures sealed T/R. Learn More
  3. Motorola - 2N4900 - Transistor, PNP. P/N: 2N4900.
    Motorola - 2N4900 - Transistor, PNP. P/N: 2N4900.
    $3.00
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    Transistor, PNP. Max voltage: 80V. Max current: 1Amp. Dissipation: 25 watt. Package: TO-66. P/N: 2N4900. Learn More
  4. Motorola - BZX83C5V6RL - Diode, zener. 5.6V 500mW. Package of 50.
    Motorola - BZX83C5V6RL - Diode, zener. 5.6V 500mW. Package of 50.
    $3.00
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    Diode, zener. 5.6V 500mW. Tolerance 5%. Case: DO-35 axial leads. From: Manufactures T/R. Package of 50. Learn More
  5. Motorola - BZX83C22RL - Diode, zener. 22V 500mW. Package of 20.
    Motorola - BZX83C22RL - Diode, zener. 22V 500mW. Package of 20.
    $3.00
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    Diode, zener. 22V 500mW. Tolerance 5%. Case: DO-35 glass, axial leads. From: Manufactures T/R of 5000. Package of 20. Learn More
  6. LITON - LTL23222A - LED. Bar - Light emitting diodes. Package of 40.
    LITON - LTL23222A - LED. Bar - Light emitting diodes. Package of 40.
    $3.00
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    LED. Bar - Light emitting diodes. Dimensions: 1.7 x 3.7mm, radial leads. Color: red. Package of 40. Learn More
  7. General Instruments - RPGI949U - Diode. Fast switching. Package of 10.
    General Instruments - RPGI949U - Diode. Fast switching. Package of 10.
    $3.00
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    Diode. Fast switching. Case: axial leads. Taped off manufactures reel. Note: GI949U. Package of 10. Learn More
  8. General Instruments - RGP01-10 - Diode. 1KV 100mA. Package of 25.
    General Instruments - RGP01-10 - Diode. 1KV 100mA. Package of 25.
    $3.00
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    Diode. 1KV 100ma, 700rms, 300ns, passivated junction fast switching rectifier. Case: DO-41 axial leads, high temperature bonded construction. Package of 25. Learn More
  9. Advanced Micro Devices - PALCE22V10H-15JC/4 - IC, memory. EE CMOS PAL. Used.
    Advanced Micro Devices - PALCE22V10H-15JC/4 - IC, memory. EE CMOS PAL. Used.
    $3.00
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    IC, memory. EE CMOS (Zero power) versatile PAL device. Package: 28 PLCC SMD. Used/Removed from equipment. Learn More
  10. Unidentified MFG - H2085 - Diode. Case: axial leads.
    Unidentified MFG - H2085 - Diode. Case: axial leads.
    $3.00
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    Diode. Values unknown. Case: axial leads, preformed from manufactures T/R. Learn More
  11. OPTEK - KL120 - Side-viewing optical sensor TO-92
    OPTEK - KL120 - Side-viewing optical sensor TO-92
    $3.00
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    Optical sensors. Side-viewing. Package: TO-92-size three leads. No other info avail. Learn More
  12. Motorola - 1N5245B - Diode, zener. 15V 500mW. Package of 100.
    Motorola - 1N5245B - Diode, zener. 15V 500mW. Package of 100.
    $3.00
    READY TO SHIP - ONLY 22 LEFT IN STOCK!
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    Diode, zener. 15V 500mW. Tolerance 5%. Case: DO-35 axial leads. RoHS compliant. Package of 100. Note: tarnished leads will require cleaning. Learn More
  13. Micrel - MIC29150-12BT - Voltage regulator. 12V TO-220.
    Micrel - MIC29150-12BT - Voltage regulator. 12V TO-220.
    $3.00
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    Voltage regulator. Polarity: Positive. Adjustment range: 12V fixed. Maximum current: 1.5Amp. Operating temperature: -40 to 125 DegC. LDO: 350mV at full load. Package: TO-220. Learn More
  14. Chicago Miniature Lab - CMD15-21VYD/TR8 - LED. Yellow, SMD. Package of 10.
    Chicago Miniature Lab - CMD15-21VYD/TR8 - LED. Yellow, SMD. Package of 10.
    $3.00
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    LED. High efficiency. Emitted color: Clear. Lens color: yellow diffused. Peak wavelength: 585nm. Package: SMD 1206 package. Package of 10. Learn More
  15. Chicago Miniature Lab - CMD12-21VRC/TR8 - LED. Red, SMD. Package of 10.
    Chicago Miniature Lab - CMD12-21VRC/TR8 - LED. Red, SMD. Package of 10.
    $3.00
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    LED. Emitted color: Clear. Lens color: red. Peak wavelength: 640nm. Voltage: 2V Current: 30mA. Luminous Intensity: 5mcd. Package: SMD. Package of 10. Learn More
  16. Chicago Miniature Lab - CMD12-21VGC/TR8 - LED. Grn SMD. Package of 10.
    Chicago Miniature Lab - CMD12-21VGC/TR8 - LED. Grn SMD. Package of 10.
    $3.00
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    LED. Emitted color: green. Lens color: clear. Voltage: 2.1V Current: 20mA. Luminous Intensity: 8.8mcd. Viewing angle: 120 Deg. Package: PCB RA SMD. Dimensions: 3 x 1 x 2.0mm. Package of 10. Learn More
  17. Unidentified MFG - 8-130 - LED Holder. 2 Part. Package of 50.
    Unidentified MFG - 8-130 - LED Holder. 2 Part. Package of 50.
    $3.00
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    LED Holder. 2 Part. Material: plastic. Color: black. Perfect for all T1-3/4 LEDS. Package of 50. Learn More
  18. SIEMENS - SFH309-4 - Phototransistor, NPN, 860nm. Package of 10.
    SIEMENS - SFH309-4 - Phototransistor, NPN, 860nm. Package of 10.
    $3.00
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    Phototransistor, NPN, 860nm. Voltage: 35Vce. Current: 15mA. Dissipation: 165mW. Clear. Package: 3mm LED plastic, 2-Pin T-1. Operating temperature: -40 to 100 Deg C. Note: Silicon. Application: 380nm to 1150nm. Infineon/Siemens. Package of 10. Learn More
  19. RECTRON - FM4007W-T - Diode. 1Amp 1KV. SMD. Package of 30.
    RECTRON - FM4007W-T - Diode. 1Amp 1KV. SMD. Package of 30.
    $3.00
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    Diode. 1Amp 1KV. Super fast. Package: SMD. From: 1500/Reel. Package of 30. Learn More
  20. National Semiconductor Corp - LM78L12ACZ - VR, linear. 12V 100mA. Package of 20.
    National Semiconductor Corp - LM78L12ACZ - VR, linear. 12V 100mA. Package of 20.
    $3.00
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    Voltage Regulator, linear. Polarity: positive. Adjustment Range: 12V, fixed. Maximum Current: 100mA. Package: TO-92. Package of 20. Learn More
  21. Motorola - MMSZ5237BLT1 - Diode, zener. 8.2V 500mW. Package of 100.
    Motorola - MMSZ5237BLT1 - Diode, zener. 8.2V 500mW. Package of 100.
    $3.00
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    Diode, zener. 8.2V 500mW. Case: SOD-123 SMD. Package of 100. Learn More
  22. Motorola - MC79L12ACP - VR. Neg 12V 100mA. Package of 20.
    Motorola - MC79L12ACP - VR. Neg 12V 100mA. Package of 20.
    $3.00
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    Voltage Regulator, linear. Polarity: negative. Adjustment Range: 12V, fixed. Maximum Current: 100mA. Package: TO-92. Package of 20. Learn More
  23. Motorola - 79L12ACP - VR. Neg 12V 100mA. Package of 20.
    Motorola - 79L12ACP - VR. Neg 12V 100mA. Package of 20.
    $3.00
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    Voltage Regulator, linear. Polarity: negative. Adjustment Range: 12V, fixed. Maximum Current: 100mA. Package: TO-92. Package of 20. Learn More
  24. Motorola - 5050273 - Diode. 200V 1Amp. D260. Package of 25.
    Motorola - 5050273 - Diode. 200V 1Amp. D260. Package of 25.
    $3.00
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    Diode. 200V 1Amp. Marked D260. Case: axial leads. Package of 25. Note: Cross 1N4003. Learn More
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