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.
Explore Discrete Semiconductors Subcategories
Diodes
Browse Diodes parts, compare product counts, and review available options for Discrete Semiconductors sourcing.
10,499 PartsTransistors
Browse Transistors parts, compare product counts, and review available options for Discrete Semiconductors sourcing.
16,489 PartsThyristors
Browse Thyristors parts, compare product counts, and review available options for Discrete Semiconductors sourcing.
525 PartsBrowse Discrete Semiconductors Products
| PART NUMBER | MANUFACTURER | DESCRIPTION | STOCK | QTY / ACTION |
|---|---|---|---|---|
| 2SC5566-TD-E | onsemi | Bipolar Transistor, 50V, 4A, Low VCE(sat), (PNP)NPN Single PCP | 3,469,680 | |
| 2N4403BU | onsemi | Small Signal Bipolar Transistor, 0.6A I(C), 40V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 | 963,290 | |
| 2N4401BU | onsemi | Bipolar (BJT) Single Transistor, NPN, 40 V, 600 mA, 625 mW, TO-92, Through Hole | 1,183,622 | |
| 2N2222A | STMicroelectronics | Bulk Through Hole Switch Single Bipolar (BJT) Transistor 100 @ 150mA 10V 10nA ICBO 500mW 300MHz | 43,763 | |
| 1N4148WS-7-F | Diodes Incorporated | Rectifier Diode Small Signal Switching 75V 0.3A 4ns 2-Pin SOD-323 T/R | 23,752,214 | |
| 1N4148WS | onsemi | Diode Ultra Fast Recovery Rectifier 75V 0.15A 2-Pin SOD-323F T/R | 22,043,059 | |
| 1N4148W | Diodes Incorporated | SURFACE MOUNT FAST SWITCHING DIODE Rectifier Diode, 1 Phase, 1 Element, 0.15A, 100V V(RRM), Silicon | 221,982 | |
| 1N4148PF | STMicroelectronics | Find the best pricing for STMicroelectronics 1N4148PF by comparing bulk discounts from 1 distributors. Octopart is the world's source for 1N4148PF availability, pricing, and technical specs and other electronic parts. | 9,728 | |
| AT-30511-TR2G | Broadcom | — | In Stock | |
| MDS150 | Microsemi | — | In Stock |
How to Choose Discrete Semiconductors
A practical selection framework for Discrete Semiconductors covering specifications, packaging, lifecycle, and sourcing on Octatronics.
Define electrical and environmental requirements
Start with the required function and operating conditions for Discrete Semiconductors, then lock in critical parameters such as breakover voltage, on-state current, gate trigger current, holding current, and dv/dt capability. Match these against datasheet limits, not catalog summaries alone.
Validate package and land pattern compatibility
Confirm the Discrete Semiconductors package matches your PCB footprint, pick-and-place constraints, and moisture sensitivity handling. Verify reel/tape or tube packaging for production.
Check lifecycle, compliance, and alternates
Review lifecycle status (Active, NRND, EOL), RoHS, and approved alternate sources for Discrete Semiconductors before committing to high-volume builds. Use Octatronics cross-reference data when a drop-in replacement is needed.
Compare manufacturers and request pricing
Filter Discrete Semiconductors by manufacturers such as onsemi and ROHM, compare key specs side by side, then submit an RFQ with quantity, target delivery, and traceability requirements.
Related Selection Resources
Top Discrete Semiconductors Manufacturers
onsemi
onsemi Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
28,226 productsROHM
ROHM Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
3,980 productsTDK
TDK Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
2,367 productsMolex
Molex Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
1,034 productsVishay
Vishay Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
9,347 products
Nexperia
Nexperia Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
3,317 productsPanjit
Panjit Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
687 productsMSKSemi Semiconductors
MSKSemi Semiconductors Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
1 productsRenesas
Renesas Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
74,605 productsSkyworks Solutions
Skyworks Solutions Discrete Semiconductors products are available for part-number review, stock checks, and RFQ support.
32 productsAbout Discrete Semiconductors
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.