AP43776Q

Document number: DS43207 Rev. 2 - 2

2 of 13

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November 2022

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AP43776Q

Typical Applications Circuit

Application 1:

Two USB Type-C ports car charger based on one AP43776Q + two DC/DC, where I2C bus is used for communications between AP43776Q and

two DC/DC controllers. It is shown that the USB Type-C output MOS switch is not needed.

Figure 1. A two-channel car charger

Application 2:

Four USB Type-C ports car charger based on two AP43776Q + four DC/DC controllers, where the smart power sharing is performed through I2C

and UART buses.

Figure 2. A four-channel car charger