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Integrated Circuits (ICs)

Integrated circuits are the building blocks of nearly every electronic product, from power adapters and industrial controllers to medical devices and automotive systems. This category covers a wide range of sub-types, including audio special purpose ICs, clock and timing devices, data acquisition converters, embedded processors and controllers, interface transceivers, linear amplifiers, logic gates, memory chips, power management PMICs, and other specialized functions. Most designs rely on a mix of these, and sourcing them often means juggling multiple manufacturers, package styles, and lifecycle statuses at once. When buyers come to us looking for ICs, the conversation usually starts with the part number and quickly moves to date codes, packaging preferences, and whether the part is still in active production. Tape-and-reel versus tray matters more than people outside the industry might expect, especially for automated assembly lines. Lead time is another big factor. A part that shows a 26-week factory lead time might be available from franchised or independent channels in a fraction of that, but the trade-off is often price and the need for tighter quality checks. Counterfeit risk is real in this market, particularly for older or allocated parts, so traceability and incoming inspection are things experienced procurement teams ask about before placing an order. We also see a lot of requests where an engineer needs a specific grade, like automotive AEC-Q100 qualified or industrial temperature range, and the commercial-grade version simply will not work for their application. Package type, pin count, and RoHS compliance round out the usual checklist. If you are working through a BOM and want to see what we have on the shelf or what we can source, take a look at current stock on icxing.com or send us your list for a quote. We will get back to you with actual availability and pricing, not a generic auto-reply.

Frequently Asked Questions

How do I know the ICs I am buying are not counterfeit?

This is one of the most common concerns, especially for obsolete or allocated parts. Reputable distributors perform visual inspection, X-ray analysis, and sometimes decapsulation or electrical testing on high-risk lots. Ask your supplier about their quality control process and whether they can provide traceability documentation back to the original manufacturer.

What is the difference between commercial, industrial, and automotive grade ICs?

The main differences are operating temperature range and qualification standards. Commercial grade typically handles 0 to 70 degrees Celsius, industrial extends to minus 40 to 85 or higher, and automotive parts meet AEC-Q100 standards with even tighter reliability requirements. Using a commercial-grade part in an industrial or automotive design can lead to field failures, so always match the grade to your application.

The factory lead time on my part is 20 weeks. Can I get it faster?

Often yes, through franchised distributors holding stock or through independent channels that specialize in hard-to-find components. The trade-off is usually a higher unit price and the need for additional incoming inspection if the source is not franchised. Send us the part number and quantity and we can check what is actually available right now.

Image Part Manufacturer Description Stock Action
FAN2504S27X Fairchild Semiconductor
IC REG LINEAR 2.7V...
7,830
In-stock
Inquiry
FAN2502S315X Fairchild Semiconductor
IC REG LIN 3.15V 150M...
6,400
In-stock
Inquiry
FAN2509S30X Fairchild Semiconductor
IC REG LINEAR 3V 5...
3,320
In-stock
Inquiry
FAN2512S28X Fairchild Semiconductor
IC REG LINEAR 2.8V...
7,120
In-stock
Inquiry
FAN1585AT15 Fairchild Semiconductor
IC REG LINEAR FIX...
7,870
In-stock
Inquiry
ILC7082AIM527X Fairchild Semiconductor
IC REG LINEAR FIX...
5,670
In-stock
Inquiry
KA7818AETU Fairchild Semiconductor
IC REG LINEAR 18V ...
4,070
In-stock
Inquiry
FAN2559S13X Fairchild Semiconductor
IC REG LINEAR 1.3V...
1,520
In-stock
Inquiry
KA7809RTM Fairchild Semiconductor
IC REG LINEAR FIX...
1,290
In-stock
Inquiry
FAN1538DBX Fairchild Semiconductor
IC REG LINEAR ADJ...
4,370
In-stock
Inquiry
FAN2514SX Fairchild Semiconductor
IC REG LIN POS AD...
1,220
In-stock
Inquiry
FAN2559MP12X Fairchild Semiconductor
IC REG LINEAR FIX...
5,400
In-stock
Inquiry
KA7808ETU Fairchild Semiconductor
IC REG LINEAR FIX...
4,610
In-stock
Inquiry
FAN2559MP13X Fairchild Semiconductor
IC REG LINEAR 1.3V...
4,990
In-stock
Inquiry
FAN1951D25X Fairchild Semiconductor
IC REG LINEAR 2.5V...
4,940
In-stock
Inquiry
KA78M05RTM-FS Fairchild Semiconductor
IC REG LINEAR FIX...
5,030
In-stock
Inquiry
LM7918CT Fairchild Semiconductor
IC REG LINEAR FIX...
5,090
In-stock
Inquiry
FAN1539BMPX Fairchild Semiconductor
IC REG LINEAR 3.3V...
6,270
In-stock
Inquiry
FAN2514S30X Fairchild Semiconductor
IC REG LINEAR 3V 2...
6,360
In-stock
Inquiry
KA317MRTM Fairchild Semiconductor
IC REG LIN POS AD...
4,230
In-stock
Inquiry