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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 5781–5790 of 27,513 products
PART NUMBERMANUFACTURERDESCRIPTIONSTOCKQTY / ACTION
1SMB5938BT3Gonsemi36V 550mW Zener Diode, SMB, 5%9,511
1SMB5937BT3Gonsemi33V Zener Diode, 550mW, SMB, 5% Tol960
1SMB5936BT3Gonsemi30V 550mW Zener Diode, SMB, 5% Tolerance10,408
1SMB5935BT3Gonsemi27V 550mW Zener Diode, SMB, 5%2,305
1SMB5934BT3Gonsemi24V 5% 550mW Zener Diode SMB Tape & Reel11,147
1SMB5933BT3Gonsemi22V Zener Diode, 550mW, SMB, 5% Tolerance315,000
1SMB5932BT3Gonsemi20V Zener Diode, 550mW, SMB, 5% Tol5,205
1SMB5931BT3Gonsemi18V 550mW Zener Diode, SMB, 5% Tol12,065
1SMB5930BT3Gonsemi16V 3W Zener Diode, SMB, 5% Tolerance6,365
1SMB5929BT3Gonsemi15V Zener Diode 3W SMB 5%13,010

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.