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USB EZ-PD™ Type-C Forum Discussions

zhwe_4714856
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CYD3175PD做一个A口,CSP做A的地 还是GND 做地。CSP和GND之间需要串电阻吗?微信图片_20200605121248.png

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ShifangZ_26
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CCG3PA 的OCP功能和与电流相关的功能依赖CSP和GND这个地回路上的回路电流检测。如果设计上需要这个功能,CSP和GND之间要接Rsense =5 mOhm。 GND要是近端地,CSP是远端地。参考CY4532上的设计。

https://www.cypress.com/documentation/development-kitsboards/cy4532-ez-pd-ccg3pa-evaluation-kit

Best Regards,

Lisa

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ShifangZ_26
Moderator
Moderator
Moderator
10 likes given 250 sign-ins 1000 replies posted

CCG3PA 的OCP功能和与电流相关的功能依赖CSP和GND这个地回路上的回路电流检测。如果设计上需要这个功能,CSP和GND之间要接Rsense =5 mOhm。 GND要是近端地,CSP是远端地。参考CY4532上的设计。

https://www.cypress.com/documentation/development-kitsboards/cy4532-ez-pd-ccg3pa-evaluation-kit

Best Regards,

Lisa

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