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The global chip shortage explained
The global chip shortage of 2020 to 2022 disrupted cars, electronics, and appliances worldwide and pushed many governments to rethink where chips are made. This page explains what caused it, who it hit, and how it helped shape policy decisions, including India's, without overstating any single country's role.
Last checked 2026-08-11 · every figure below carries its source
What the shortage was
Between roughly 2020 and 2022, the world experienced a widely reported shortage of semiconductors that rippled through many industries. Demand for chips surged as the pandemic pushed people toward laptops, phones, home electronics, and cloud services, while supply was disrupted by factory slowdowns, logistics bottlenecks, and the difficulty of quickly adding capacity in an industry where new fabs take years to build. The mismatch was made worse because many manufacturers, especially in the automotive sector, had cut chip orders early in the pandemic and then found they could not get back in line when demand rebounded. The result was long lead times, rationed supply, and visible effects on products people buy. It is important to note that the shortage was not uniform. It was most acute for certain mature-node chips used in cars and everyday electronics, not only for the most advanced processors. This detail matters because it showed that even older, widely used chip types are strategically important, which later influenced how countries thought about building mature-node capacity rather than chasing only the cutting edge.
Who it hit hardest
The automotive industry became the most visible casualty. Modern vehicles rely on dozens to hundreds of chips for engine control, safety systems, displays, and comfort features, and when those chips ran short, carmakers had to slow or pause production lines. This led to reduced vehicle output, longer waits for buyers, and higher prices for both new and used cars in many markets. Consumer electronics were also affected, with delays and price pressure across products such as games consoles, appliances, and computing hardware. Because the chips in short supply were often mature-node parts rather than the latest processors, the disruption underlined how dependent everyday goods are on a steady flow of unglamorous, widely used semiconductors. The episode exposed how concentrated and finely balanced global chip supply had become. When a small number of manufacturing regions supply much of the world, a disruption anywhere can cascade everywhere. That realisation, more than any single statistic, is what turned semiconductors from a specialist industrial topic into a mainstream economic and policy concern for governments and companies alike.
How governments responded
The shortage accelerated a wave of government action aimed at securing chip supply. The United States passed the CHIPS Act, providing on the order of US$52 billion to support domestic chip manufacturing and research. Other economies, including the European Union, Japan, and South Korea, announced their own incentive programmes to attract fabrication and reduce reliance on a narrow set of supplier regions. The common thread was a shift from treating chips as an ordinary globally traded good to treating manufacturing location as a matter of economic security. This is the backdrop against which India launched and expanded its own effort. The India Semiconductor Mission, launched in 2021 with an outlay of about Rs 76,000 crore, offers fiscal support of up to 50 percent of eligible project cost for approved fabs. The shortage did not create these policies by itself, but it strengthened the political case for them by making the risks of dependence concrete. Across countries, the pattern was similar: large public incentives, a push for domestic or allied capacity, and new attention to mature-node chips as well as leading-edge ones.
Where India and Dholera fit
India's semiconductor push should be read as part of this global response, not as a direct fix for the 2020 to 2022 shortage. The Tata Electronics and PSMC fab at Dholera, approved on 29 February 2024, targets mature and specialty nodes such as 28, 40, 55, 90, and 110 nanometres, which are exactly the kinds of chips that ran short during the crisis in sectors like automotive. That focus is sensible given the lesson that mature-node supply is strategically valuable. It is important to be precise about timing. The Dholera fab is still under construction, with first silicon targeted around December 2026 and commercial production reported for the middle of 2028, so it could not have addressed the earlier shortage and no chip has been produced there yet. The realistic framing is that the shortage helped build the case for domestic capacity, and India joined a broad international trend of investing in it. Whether that capacity meaningfully reduces future supply risk will depend on execution over the coming years, not on the shortage that first drew attention to the problem.