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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 4681–4690 of 27,513 products
PART NUMBERMANUFACTURERDESCRIPTIONSTOCKQTY / ACTION
2SB1215S-TL-EonsemiBipolar Transistor, -100V, -3A, Low VCE(sat), PNP Single, TP/TP-FA, DPAK / TP-FA, 700-REEL75,600
2SB1201S-TL-EonsemiBipolar Transistor, -50V, -2A, Low VCE(sat), (PNP)NPN Single TP/TP-FA, DPAK / TP-FA, 700-REEL66
2SB1124T-TD-EonsemiBipolar Transistor, (-)50V, (-)3A, Low VCE(sat), (PNP)NPN Single PCP, SOT-89 / PCP-1, 1000-REEL30,000
2SB1123T-TD-EonsemiPNP BJT Transistor, -50V, -2A, 150MHz, SOT-891,125
2SB1123S-TD-EonsemiPNP BJT Transistor, 50V, 2A, 150MHz, SOT-89162,000
2SA2222SGonsemiBipolar Transistor, -50V, -10A, Low VCE(sat), PNP TO-220F-3FS Bipolar Transistor, -50V, -10A, Low VCE(sat) PNP TO-220F-3FS, TO-220F-3FS, 50-TUBE99
2SA2222onsemi10A, 50V, PNP, Si, POWER TRANSISTOR, TO-220AB, TO-220ML, 3 PIN92
2SA2210-EPN-1EonsemiDiscrete Semiconductors--Transistors--Bipolar (BJT)--Single Bipolar Transistors64,500
2SA2210-1EonsemiBipolar Transistor, -50V, -20A, Low VCE(sat), PNP TO-220F-3SG Bipolar Transistor, -50V, -20A, Low VCE(sat) PNP TO-220F-3SG, 50-TUBE50
2SA2202-TD-EonsemiBipolar Transistor, -100V, -2A, Low VCE(sat) PNP Single PCP, SOT-89 / PCP-1, 1000-REEL1

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.