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STMICROELECTRONICS STEVALSMACH15V1 USB Power Adapter Circuit

The STEVAL-SMACH15V1 is a compact, high-efficiency USB adapter evaluation board designed for low standby power consumption and energy compliance. It features an offline PWM controller based on STCHO3, providing 15 W output at 5 V and 3 A. Its primary sensing feedback enables constant current and voltage regulation, with protections against overvoltage, short circuits, and over-temperature. The small form factor (44x35x15 mm) and compliance with energy regulations make it suitable for mobile device chargers and power adapters, ensuring reliable performance and minimal residual input power under no-load conditions.

Authorized Distributors
Source:Newark
Part No:STEVAL-SMACH15V1
Stock:18
Inv Date:06-11-2026
Price: Unit price: $55.61
Buy/RFQ:
Source:DigiKey
Part No:STEVAL-SMACH15V1
Stock:9
Inv Date:06-11-2026
Price: Unit price: $51.03
Buy/RFQ:
Part No:STEVAL-SMACH15V1
Stock:27
Inv Date:06-12-2026
Price: Unit price: $50.03
Buy/RFQ:

STMICROELECTRONICS STEVALSMACH15V1 USB Power Adapter Circuit Specifications:

  • Universal AC Main Input Voltage Range: 90 Vac to 264 Vac
  • Output Power: 15 W
  • Output Voltage: 5 V
  • Maximum Output Current: 3 A
  • Protection Features: Overvoltage, short-circuit, over-temperature, UVP, Hiccup mode
  • Energy Regulation Compliance: EuCoC Tier 2, DOE EPS
  • EMI: EN55022-Class-B
  • Form Factor: 44x35x15 mm
  • Switching Controller: STCHO3 offline PWM
  • Power Consumption in Standby: Less than 15 mW at 230 Vac
  • Protection: Overvoltage,OTP, UVP, short-circuit, transformer saturation
  • Efficiency: Optimized for low residual power and high energy savings

Buy the Buy STMicroelectronics STEVAL-SMACH15V1 Part Number STEVALSMACH15V1 Online

Enhance your electronic projects with the STMicroelectronics STEVAL-SMACH15V1 evaluation board. Offering 15 W output at 5 V with advanced protections like overvoltage, short-circuit, and temperature safeguards, this compact design ensures high efficiency and compliance with energy regulations. Its primary sensing feedback provides stable constant current regulation, making it ideal for smartphone, tablet, and portable device chargers. Small size and low standby power consumption make it perfect for modern low-power applications, delivering reliable and safe power solutions for mobile devices.

Buy STMicroelectronics STEVAL-SMACH15V1 now and experience unmatched reliability and power management in mobile device chargers.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STEVALSMACH15V1?

You can click on the BUY or RFQ button to purchase STEVALSMACH15V1 from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STEVALSMACH15V1?

You can download the STEVALSMACH15V1 datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STEVALSMACH15V1?

STMICROELECTRONICS

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