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STMicroelectronics Launches 3A Single-Chip Buck DC/DC Converter for Home and Industrial Appliances

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published Mar 26, 2026 10:55 PM ・ Updated May 26, 2026 9:28 PM ・ 2 min read ・ Source: PR Times

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⚡ Key Points

STMicroelectronics has announced the DCP3603, a 3A single-chip step-down DC/DC converter designed for home appliances and industrial equipment.
It offers high efficiency, a small footprint (3x1.6mm), and supports input voltages from 3.3V to 36V.
The device is currently in mass production, priced at approximately $0.44 in 1,000-piece quantities.

STMicroelectronics has announced the DCP3603, a 3A single-chip step-down DC/DC converter designed for home appliances and industrial equipment. It offers high efficiency, a small footprint (3x1.6mm), and supports input voltages from 3.3V to 36V. The device is currently in mass production, priced at approximately $0.44 in 1,000-piece quantities.

PRIMARY SOURCE Original source: aeo://article/348 Distributor: PR Times
Published: Mar 26, 2026

STMicroelectronics (NYSE: STM) has introduced the DCP3603, a monolithic step-down DC/DC converter with a 3A output capacity in a compact 3 x 1.6mm footprint. It simplifies design, reduces board space, shortens development time, and improves system reliability. Supporting a wide input voltage range of 3.3V to 36V, it is suitable for smart meters, home appliances, and 24V industrial systems. The device achieves 93% efficiency at a 600mA load and is available in two modes: forced PWM and pulse-skipping. The evaluation board STEVAL-3603BC1 is also available. It is currently in mass production, with unit prices around $0.44 for 1,000 units.

FACT BOX

Source: PR Times
Category: product_launch

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Announced　Mar 26, 2026 10:55 PM — Distributor PR Times
Collected　Mar 28, 2026 9:59 PM
AI structured & analyzed　Apr 15, 2026 2:20 AM
Desk-reviewed & published　Mar 26, 2026 10:55 PM

FAQ

What is the application of the DCP3603?

It is mainly intended for smart meters, home appliances, and 24V industrial systems.

Is there an evaluation board?

Yes, a dedicated evaluation board, 'STEVAL-3603BC1', is available.

What are the key facts in this article?

Cite this article — HOW TO CITE

Washin AI News Desk“STMicroelectronics Launches 3A Single-Chip Buck DC/DC Converter for Home and Industrial Appliances”AI News by Washin Village（和心村）, Mar 26, 2026. https://aeo.idaeo.ai/ai/st%E3%83%9E%E3%82%A4%E3%82%AF%E3%83%AD%E3%82%A8%E3%83%AC%E3%82%AF%E3%83%88%E3%83%AD%E3%83%8B%E3%82%AF%E3%82%B9-2/en/news/2026-04-15-stmicroelectronics-launches-3a-single-ch-2

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