一、Scheme protection circuit diagram

二、Application Environment
1. Fast charging cable, wear the OVP protection of the cable
2. Have higher surge protection requirements
三、Explanation of the plan
1. High-grade anti-surge device customized for PD fast charging industry;
2. Can pass GB_T17626.2-2006 (IEC61000-4-2) contact 8KV, air 15KV test;
3. Can pass GB_T17626.5 (IEC61000-4-5) ±160V test;