STMicroelectronics 15 W 5 V Output USB Adapter Evaluation Board STEVAL-SMACH15V1

STMicroelectronics STEVAL-SMACH15V1 is a 15 W 5 V output USB adapter evaluation board designed for developers working with USB chargers and adapters used in mobile phones, tablets, and other handheld devices. This evaluation kit features the STCH03 device, which offers an efficient power conversion with a wide universal AC main input voltage range from 90 VAC to 264 VAC, ensuring compatibility with multiple power grids worldwide.

The evaluation board provides constant voltage (CV) and constant current (CC) operation modes with primary current sensing to deliver stable power output. It supports continuous operation at 5 V and up to 3 A output current, making it suitable for high-performance USB charging applications.

For safety and reliability, the board integrates output overvoltage protection and short-circuit protection features, helping to prevent damage to connected devices or the board itself. The product complies with major standards including EuCoC rev. 5 Tier 2, EN55022-Class-B electromagnetic compatibility, and the Energy Star Program (EPS) of the Department of Energy in the USA.

The unit sports a compact small form factor of 44x35x15 mm, facilitating easy evaluation and hardware integration for prototype and design validation in industrial, communication, and consumer electronics sectors.

Supports USB chargers and adapters for mobile phones, tablets, and other handheld equipment. Equipped with the STCH03 device for efficient power conversion. Wide input voltage range: 90 VAC to 264 VAC universal AC mains compatibility.

Constant voltage and current operation with primary current sensing ensure stable output. Includes built-in output overvoltage and short-circuit protection for device safety. Compact size of 44x35x15 mm eases evaluation and integration.

Complies with EuCoC rev. 5 Tier 2, EN55022-Class-B, and EPS DOE USA standards.

This evaluation board is ideal for engineers and designers developing USB power supplies to optimize charger efficiency and safety across diverse mobile and handheld device applications. The STEVAL-SMACH15V1 supports rapid prototyping in communication and wireless development, industrial electronics, and consumer product development workflows.

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