graph LR
subgraph "主電源智能開關電路"
A["主功率母線 \n 12-24VDC"] --> B["VBQF2305 \n 源極(S)"]
B --> C["VBQF2305 \n 漏極(D)"]
C --> D["配電匯流排"]
E["電平轉換電路"] --> F["VBQF2305 \n 柵極(G)"]
G["MCU控制信號"] --> E
H["過流檢測"] --> I["保護邏輯"]
J["過溫檢測"] --> I
I --> K["關斷信號"]
K --> E
L["TVS防護"] --> F
end
subgraph "電平轉換電路詳情"
M["MCU GPIO \n (3.3V/5V)"] --> N["電平轉換IC"]
N --> O["驅動輸出 \n (+4.5V/-2.5V)"]
P["輔助電源 \n 12V"] --> N
Q["負壓生成電路"] --> N
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
BLDC電機驅動拓撲詳圖
graph TB
subgraph "三相逆變橋下橋臂"
A["配電匯流排 \n 12-24VDC"] --> B["U相下橋"]
A --> C["V相下橋"]
A --> D["W相下橋"]
subgraph "U相下橋臂"
U_MOS["VBBC1309 \n 漏極(D)"]
U_SRC["VBBC1309 \n 源極(S)"]
U_GATE["VBBC1309 \n 柵極(G)"]
end
subgraph "V相下橋臂"
V_MOS["VBBC1309 \n 漏極(D)"]
V_SRC["VBBC1309 \n 源極(S)"]
V_GATE["VBBC1309 \n 柵極(G)"]
end
subgraph "W相下橋臂"
W_MOS["VBBC1309 \n 漏極(D)"]
W_SRC["VBBC1309 \n 源極(S)"]
W_GATE["VBBC1309 \n 柵極(G)"]
end
B --> U_MOS
C --> V_MOS
D --> W_MOS
U_SRC --> E["U相輸出"]
V_SRC --> F["V相輸出"]
W_SRC --> G["W相輸出"]
end
subgraph "BLDC預驅與控制"
H["電機預驅IC"] --> U_GATE
H --> V_GATE
H --> W_GATE
I["MCU PWM"] --> H
J["霍爾感測器"] --> K["位置解碼"]
K --> I
L["電流採樣"] --> M["過流保護"]
M --> N["故障關斷"]
N --> H
end
E --> O["高速BLDC電機"]
F --> O
G --> O
style U_MOS fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style V_MOS fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style W_MOS fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能功能管理拓撲詳圖
graph LR
subgraph "雙路負載開關控制"
A["VBBD3222 雙N-MOS"]
subgraph "通道1:負離子發生器控制"
B["MCU GPIO1"] --> C["柵極驅動電阻"]
C --> D["VBBD3222 Ch1柵極"]
E["配電匯流排"] --> F["VBBD3222 Ch1漏極"]
G["VBBD3222 Ch1源極"] --> H["負離子發生器"]
H --> I["地"]
end
subgraph "通道2:無線充電控制"
J["MCU GPIO2"] --> K["柵極驅動電阻"]
K --> L["VBBD3222 Ch2柵極"]
M["配電匯流排"] --> N["VBBD3222 Ch2漏極"]
O["VBBD3222 Ch2源極"] --> P["無線充電模組"]
P --> Q["地"]
end
subgraph "智能控制邏輯"
R["溫度感測器"] --> S["MCU演算法"]
T["濕度感測器"] --> S
U["用戶設置"] --> S
S --> V["功率調度策略"]
V --> B
V --> J
end
subgraph "保護措施"
W["自恢復保險絲"] --> H
X["限流電阻"] --> P
Y["TVS防護"] --> D
Y --> L
end
end
style A fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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