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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 5421–5430 of 27,513 products
PART NUMBERMANUFACTURERDESCRIPTIONSTOCKQTY / ACTION
MMSZ5257BT1GonsemiZener Diode 500 mW SOD-123, SOD-123 2 LEAD, 3000-REEL411
MMSZ5256BT1Gonsemi30V 500mW Zener Diode SOD-123 5%23,923
MMSZ5255BT1Gonsemi28V 500mW Zener Diode, SOD-123, 5% Tol3,531
MMSZ5254ET1Gonsemi225 W, Zener Diode Voltage Regulator, SOD-123 2 LEAD, 3000-REEL648,000
MMSZ5254BT1Gonsemi27V Zener Diode 500mW SOD-123 SMD 5%4,750
MMSZ5253BT1GonsemiZener Diode 500 mW SOD-123, SOD-123 2 LEAD, 3000-REEL940
MMSZ5252ET1Gonsemi225 W, Zener Diode Voltage Regulator, SOD-123 2 LEAD, 3000-REEL540,000
MMSZ5252BT1GonsemiZener Diode 500 mW SOD-123, SOD-123 2 LEAD, 3000-REEL21,105
MMSZ5251BT1GonsemiZener Diode 22V 500mW SOD-123 5%2,591
MMSZ5250CT1GonsemiZener Diode 500 mW SOD-123, SOD-123 2 LEAD, 3000-REEL60

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.