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crwdns2933797:0Raina Yincrwdnd2933797:0crwdne2933797:0
crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Raina Yin
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| + | [title] Components details 4 |
|---|---|
| + | [* black] The other two are close-ups, four of which cooperate with Nanxin SC8815 to form an H-bridge buck-boost circuit, which is responsible for bidirectional charging and discharging of mobile power. |
| + | [* black] Silk screen 94B438KUN, from ABOV modern microcontroller, I2C interface directly communicates with Southchip SC8815 buck-boost controller, used for mobile power port control and power display and other functions. |
| + | [* black] Screen printing DDO 3A9 regulator IC. |
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