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The fundamental switches, rectifiers, and amplifiers of every power circuit.

Discrete Semiconductors

Discrete semiconductors are individual active components — diodes, transistors, MOSFETs, IGBTs, thyristors, and rectifiers — that perform switching, rectification, amplification, and voltage regulation in virtually every power and signal circuit. Octatronics indexes tens of thousands of discrete devices from Vishay, Nexperia, onsemi, Infineon, ROHM, Toshiba, and Diodes Incorporated with parametric search, package filtering, and RFQ support.

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Browse Discrete Semiconductors Products

Showing 4771–4780 of 27,513 products
PART NUMBERMANUFACTURERDESCRIPTIONSTOCKQTY / ACTION
MOC3053SMonsemiOptocoupler Triac AC-OUT 6-Pin PDIP SMD Tube350,000
MOC3053MonsemiTriac AC-OUT 6-Pin PDIP W Tube1,550
MOC3043SR2VMonsemiTriac & SCR Output Optocouplers 6Pin400V Optocoupler Zero Cross Triac Dr300,000
MOC3042TVMonsemiTriac Driver Output Optocoupler, 6-Pin DIP 400V Zero Crossing, 1000-TUBE350,000
MOC3042SR2VMonsemiTriac & SCR Output Optocouplers 6Pin400V Optocoupler Zero Cross Triac Dr300,000
MOC3041SR2VMonsemiTriac & SCR Output Optocouplers 6Pin400V Optocoupler Zero Cross Triac Dr497
MOC3032SMonsemiTriac & SCR Output Optocouplers SO-6 ZERO TRIAC350,000
MOC3020TVMonsemiTriac & SCR Output Optocouplers 6Pin 400V Optocoupl Rand Phs Triac Drvr450,000
MOC3011SR2VMonsemiTRIAC OUTPUT OPTOCOUPLER, 5300V400,000
MOC3011SR2MonsemiTriac & SCR Output Optocouplers 6Pin 250V Optocoupl Rand Phs Triac Drvr400,000

About Discrete Semiconductors

Unlike integrated circuits that combine multiple functions on one die, discrete semiconductors perform a single electrical function per device — making them fundamental building blocks that engineers combine to create custom power stages, protection circuits, signal switches, and amplifier topologies tailored to specific system requirements.

This category encompasses Diodes (Schottky, Zener, TVS, rectifier, and switching), Transistors (BJTs, MOSFETs, JFETs, IGBTs), and Thyristors (SCRs, TRIACs, DIACs). Discrete devices are selected based on voltage and current ratings, switching speed, on-resistance (RDS(on)), forward voltage drop, thermal characteristics, and package footprint.

On Octatronics, filter discrete semiconductors by device type, polarity, voltage/current class, package (SOT-23, TO-220, D2PAK, QFN), and automotive AEC-Q101 qualification. Compare parametric data across manufacturers and submit RFQs for prototyping or production volumes.

Frequently Asked Questions

Octatronics can help source a wide range of Discrete Semiconductors from major manufacturers worldwide, including active production parts, long-lead-time items, and hard-to-find components.

Yes. You can submit a single part number or upload a BOM with multiple parts. Our team will check stock, date code, lead time, and pricing for each item.

Availability depends on the specific part number and supplier source. For important orders, buyers can request packaging photos, labels, date code information, and traceability documents.

Yes. Octatronics supports sourcing for active, end-of-life, obsolete, and hard-to-find components through our global supplier network.

Please provide the part number, manufacturer, quantity, required date code, target price, delivery country, and whether original packaging or COC is required.