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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
LTC3203EDD-1#PBF Linear Technology
LTC3203 - 500MA OUTPU...
4,910
In-stock
Inquiry
LTC1682IS8#PBF Linear Technology
DOUBLER CHARGE-P...
5,690
In-stock
Inquiry
LTC3448EDD#PBF Linear Technology
LTC3448 - 600MA, SYNC...
5,700
In-stock
Inquiry
LTC3619BEMSE#PBF Linear Technology
LTC3619 - 400MA/800MA S...
6,110
In-stock
Inquiry
LT1303IS8 Linear Technology
LT1303 - SWITCHING ...
3,230
In-stock
Inquiry
LT1108CN8#PBF Linear Technology
LT1108 - MICROPOWER...
5,500
In-stock
Inquiry
LT3957EUHE#PBF Linear Technology
LT3957 - HIGH INPUT...
7,000
In-stock
Inquiry
LTC3624EDD-25#PBF Linear Technology
LTC3624 - 17V, 2A SYNC...
3,520
In-stock
Inquiry
LTC3624EMSE-25#PBF Linear Technology
LTC3624 - 17V, 2A SYNC...
2,580
In-stock
Inquiry
LTC3548IDD#PBF Linear Technology
LTC3548 - DUAL SYNC...
1,340
In-stock
Inquiry
LT1173CS8-5#PBF Linear Technology
LT1173 - MICROPOWER...
4,970
In-stock
Inquiry
LTC3440EMS Linear Technology
LTC3440 - IC VOLT RE...
5,840
In-stock
Inquiry
LT3971AIMSE-5#PBF Linear Technology
LT3971A - ADJUSTABL...
6,290
In-stock
Inquiry
LT1676IN8#PBF Linear Technology
LT1676 - WIDE INPUT...
5,940
In-stock
Inquiry
LT1172CT#06PBF Linear Technology
LT1172 - 100KHZ 1.25A H...
2,840
In-stock
Inquiry
LT1576IS8-5#PBF Linear Technology
1.5A, 200KHZ STEPDN ...
2,430
In-stock
Inquiry
LT1172CSW#PBF Linear Technology
LT1172 - 1.25A PWR SW ...
3,980
In-stock
Inquiry
LT3663HMS8E#PBF Linear Technology
LT3663 - 36V (60V TRAN...
4,600
In-stock
Inquiry
LT1110CN8-12#PBF Linear Technology
LT1110 - MICROPOWER...
3,090
In-stock
Inquiry
LTC3624HMSE-25#PBF Linear Technology
LTC3624 - 17V, 2A SYNC...
7,650
In-stock
Inquiry