PowerPi D36AC Car Charging Solution

Analysis of the Function and Selection of Fuses in Car Charging Solutions
In car power products such as car chargers, patch fuses are crucial front-end protective components. Its core function is to quickly fuse and cut off the circuit in case of overcurrent or short circuit faults, prevent the fault from expanding, and protect the expensive chips at the back end (such as the IP6565 main controller in the original text) and the safety of the entire device.
Based on the original proposal analysis and selection considerations:
Voltage environment: The car charger supports 12V/24V wide voltage input, but there are transient high voltage pulses such as surges and load shedding in the onboard power grid. Therefore, the rated voltage of the fuse needs to have sufficient margin. The "63V" specification you mentioned is usually designed to cope with this harsh automotive electronic environment.
Current specification: The rated current of the fuse (such as the "5A" you mentioned) should be selected based on the maximum input current of the car charger and considering factors such as ambient temperature to ensure that it will not accidentally melt during normal operation and can quickly operate in case of a fault.
Packaging and safety: "1206" is the size of the surface mount packaging. In compact spaces like car chargers, patch fuses can save space. Meanwhile, selecting fuses with high segmentation capability and compliance with automotive standards such as AEC-Q200 is particularly crucial for ensuring safety and reliability.
How to highlight the advantages of the WALTER brand
In the original promotional content, you can elaborate on the characteristics of Huade brand fuses, such as:
Emphasizing reliability: Highlighting its products' ability to maintain stable performance, long lifespan, and low failure rate in high temperature, high humidity, and high vibration vehicle environments.
Certification and Standards: It is mentioned that the product has passed international safety certification such as AEC-Q200 automotive specification certification, UL/CUL, TUV, etc., which is the key to entering the automotive supply chain and high-end market.
Technical details: Introduce the precise melting characteristics of its fuse, excellent surge resistance, and the safety improvement brought by the use of high-quality materials such as ceramic tubes.
Solution value: Describing the brand fuse in combination with the high-performance main control chip (Yingjixin IP6565) in the original text, emphasizing that "the front-end is protected by Huade fuses, and the back-end has high-performance chips for stable output", together forming a reliable and efficient car charging solution, enhancing the overall value of the solution.