Changan Automobile’s latest car charging module integrates the CX8576Q and CX2919Q chipset solution, marking a significant step in embedding automotive-grade electronics into mainstream vehicle supply chains. This 27W USB-C fast charger is designed for front-loaded installations, offering broad compatibility with fast-charging protocols and ensuring optimal performance for both Apple and Android devices.

Core Features of the Solution

CX8576Q: Automotive-Grade Buck Converter

· Input Voltage: Supports up to 36V input, making it ideal for automotive environments.

· Output Current: Provides 4.8A with integrated power MOSFETs.

· Certification: AEC-Q100 compliant for automotive reliability.

· Key Functionalities: Programmable switching frequency, adjustable line-loss compensation, and constant voltage/current control.

· Package: QFN5*5-20L for efficient heat dissipation and compact integration.

CX2919Q: USB-C Protocol Chip

· Supported Protocols: PD2.0/3.0, PPS, QC2.0/3.0/4+, Huawei FCP/SCP, Samsung AFC, and more.

· Output Power: Up to 45W with a maximum voltage of 20V.

· Integration: Includes a 10mΩ VBUS switch, discharge path, and dynamic over-voltage/under-voltage protection.

· Certification: AEC-Q100 Grade 2 compliant.

· Package: ESOP-8 for enhanced reliability.

Charging Performance

Using the ChargerLAB POWER-Z KM003C tester, the USB-C port on this car charger supports the following fast-charging protocols:

· FCP, AFC, QC3+/4+, PD3.0, PPS, and DCP.

The PDO message shows the USB-C port includes:

· 5V3A and 9V3A fixed voltage levels.

· 3.3-11V2.45A PPS dynamic voltage range.

Design and Functionality

· Exterior Design: Features a single USB-C port, centrally located for ease of access.

· Connection: Integrates with vehicle power through pin connectors, ensuring stability and reliability.

· Compatibility: Supports 27W PD fast charging for Apple iPhones, including iPhone 15, and other Android smartphones.

About Changan Automobile

As one of China’s top four automotive groups, Changan Automobile serves over 17 million users and has been featured twice in the “National Brand Plan” by CCTV. The company offers a range of services, including brand sales, e-commerce, automotive finance, and vehicle maintenance.

Why Choose This Solution?

The CX8576Q + CX2919Q-based 27W USB-C car charger stands out for its robust automotive-grade reliability, extensive protocol support, and seamless performance. It’s an ideal choice for automakers and users looking for reliable in-car charging solutions.

Contact us for more details or technical support for your automotive charging needs!