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Diodes APK43070Q Simplifies Automotive USB Type-C Charging Designs

Source:Industrial Automation / Time:2026-08-07

Diodes Incorporated has announced the APK43070Q, a highly integrated, automotive-compliant synchronous buck controller combined with a USB Type-C PD3.1 source controller. This single-chip solution simplifies the design of high-power USB Type-C charging ports in vehicles.

Key Specifications:

  • Input voltage: 4V to 36V

  • Supports USB PD3.1 EPR up to 28V and SPR up to 21V

  • Enables charging ports delivering up to 140W

  • I2C interface enables smart power sharing across up to 8 USB Type-C ports

  • Reduces external components and BOM cost

Protection Features:

  • Overvoltage, overcurrent, undervoltage, and overtemperature protection

  • Connector moisture detection

  • CC1/CC2 and DP/DN pins tolerate short-to-VBUS events up to 30V

  • AEC-Q qualified, manufactured in IATF 16949-certified facilities

The APK43070Q is available in a 4mm x 4mm W-QFN4040-24 package and priced at $0.80 in 1,000-piece quantities. A standard-compliance version, the APK43070, is also available for industrial and commercial applications.

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