Fitipower announces the release of its JD6621 USB Power Delivery (PD) 3.0 + PPS controller, setting a new benchmark for flexible and efficient power source design. Supporting programmable output from 3.3V to 21V and up to 5A current, JD6621 is not just another PD controller—it is a power orchestration engine built for the ever-growing diversity of USB-C fast-charging environments.
Beyond full compliance with USB PD 3.0 with PPS (TID:3543), JD6621 integrates major fast charging protocols including Qualcomm® QC 2.0/3.0/3+/5, Huawei FCP/SCP, Samsung AFC, and Apple 2.4V/2.7V charging profiles. Whether for smartphones, tablets, laptops, or emerging USB-powered devices, JD6621 automatically negotiates and delivers optimized voltage levels via D+/D− communication or CC channel signaling.
One of its standout capabilities is dual-role support—offering both Source and Sink functionality. Developers can fine-tune up to 50 combinations of voltage and current settings through simple resistor configurations (MPC/RPDO). Additionally, the device features robust protection mechanisms: OVP, OCP, UVP, OTP, SCP, short-circuit protection, and intelligent discharge for both VBUS and VCONN lines. Its feedback-based constant voltage and constant current regulation ensures power precision and safety under all load conditions.
With its compact 4mm x 4mm QFN-20L package, low standby consumption, multi-port coordination (MPC), and flexible I²C interface, JD6621 is perfectly suited for wall adapters, automotive chargers, power hubs, and next-gen USB-C systems demanding efficiency, intelligence, and safety in a small footprint.
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