Skip to main content
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.

Request Quote Browse Base Models
27,513+Products
3Subcategories
10+Manufacturers
100%Original & New
GlobalDelivery

Browse Discrete Semiconductors Products

Showing 4691–4700 of 27,513 products
PART NUMBERMANUFACTURERDESCRIPTIONSTOCKQTY / ACTION
2SA2169-TL-EonsemiBipolar Transistor, -50V, -10A, Low VCE(sat), (PNP)NPN Single TP/TP-FA, DPAK / TP-FA, 700-REEL352
2SA2153-TD-EonsemiBipolar Transistor, -50V, -2A, Low VCE(sat), PNP Single PCP, SOT-89 / PCP-1, 1000-REEL180,000
2SA2126-TL-EonsemiBipolar Transistor, -50V, -3A, Low VCE(sat), PNP Single TP/TP-FA, DPAK / TP-FA, 700-REEL100,800
2SA2125-TD-HonsemiBipolar Transistor, (-)50V, (-)3A, Low VCE(sat), (PNP)NPN Single PCP, SOT-89 / PCP-1, 1000-REEL47
2SA2125-TD-EonsemiBipolar Transistor, (-)50V, (-)3A, Low VCE(sat), (PNP)NPN Single PCP, SOT-89 / PCP-1, 1000-REEL162,000
2SA2040-TL-EonsemiPNP BJT 50V 8A TO-252 DPAK Surface Mount Transistor38
2SA2039-TL-EonsemiBipolar Transistor, -50V, -5A, Low VCE(sat), PNP Single TP/TP-FA, DPAK / TP-FA, 700-REEL90
2SA2029M3T5GonsemiPNP BJT Transistor, 50V VCEO, 100mA IC, 140MHz, SOT-723205
2SA2016-TD-EonsemiBipolar Transistor, -50V, -7A, Low VCE(sat), (PNP)NPN Single PCP, SOT-89 / PCP-1, 1000-REEL183
2SA2013-TD-EonsemiPNP BJT Transistor, -50V, -4A, 360MHz, SOT-89632

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.