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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
LT3579EUFD-1#PBF Linear Technology
LT3579 - 6A BOOST/IN...
4,770
In-stock
Inquiry
LT1956EGN-5#PBF Linear Technology
LT1956 - 1.5A 500KHZ H...
7,820
In-stock
Inquiry
LTC3417AEFE#PBF Linear Technology
LTC3417A - DUAL, SYN...
2,820
In-stock
Inquiry
LT3640IUFD#PBF Linear Technology
LT3640 - DUAL MONOL...
1,730
In-stock
Inquiry
LTC1265CS-3.3#PBF Linear Technology
ADJ HI EFF 1A STEP...
3,750
In-stock
Inquiry
LTC1475CMS8#PBF Linear Technology
LTC1475 - LOW IQ PUS...
5,570
In-stock
Inquiry
LT1959IS8 Linear Technology
LT1959 - 4.5A, 500KHZ S...
1,610
In-stock
Inquiry
LTC3375HUK#PBF Linear Technology
LTC3375 - 8-CHANNEL ...
4,360
In-stock
Inquiry
LT3511MPMS#PBF Linear Technology
LT3511 - MONOLITHIC...
1,950
In-stock
Inquiry
LT3650EMSE-4.1#PBF Linear Technology
LT3650 - HIGH VOLTA...
7,090
In-stock
Inquiry
LTC3624IMSE#PBF Linear Technology
LTC3624 - 17V, 2A SYNC...
6,790
In-stock
Inquiry
LTC3541EDD-3#PBF Linear Technology
HIGH EFFICIENCY ...
7,600
In-stock
Inquiry
LTC3541EDD-2#PBF Linear Technology
HIGH EFFICIENCY ...
2,810
In-stock
Inquiry
LT3694IUFD#PBF Linear Technology
LT3694 - 36V, 2.6A MONO...
2,560
In-stock
Inquiry
LT3507AIUHF#TRPBF Linear Technology
TRIPLE MONOLITHI...
2,050
In-stock
Inquiry
LTC3256MPMSE#PBF Linear Technology
LTC3256 - WIDE VIN R...
1,590
In-stock
Inquiry
LTC3541EDD-1#PBF Linear Technology
LTC3541-1 - LTC3676 - P...
4,300
In-stock
Inquiry
LT3095EUDD#PBF Linear Technology
LT3095 - DUAL-CHANN...
1,710
In-stock
Inquiry
LT3645HMSE#PBF Linear Technology
LT3645 - 36VIN (55V TR...
2,940
In-stock
Inquiry
LT3667HUDD#PBF Linear Technology
40VOLT, 400MA STEP-D...
2,910
In-stock
Inquiry