graph TB
subgraph "VBBC3210雙路集成應用"
A["12V系統匯流排"] --> B["輸入濾波電容"]
B --> C["VBBC3210 \n 通道1(D1-S1)"]
B --> D["VBBC3210 \n 通道2(D2-S2)"]
subgraph "同步Buck電路(典型應用)"
C --> E["同步整流下管"]
F["同步整流上管"] --> C
end
subgraph "雙路冗餘備份(典型應用)"
D --> G["核心板電源路徑1"]
H["核心板電源路徑2"] --> D
end
I["同步Buck控制器"] --> J["柵極驅動器"]
J --> E
J --> F
K["電源管理IC"] --> L["選擇控制邏輯"]
L --> C
L --> D
E --> M["電感L1"]
F --> M
M --> N["輸出濾波"]
N --> O["負載點轉換器"]
G --> P["處理器核心電源"]
H --> Q["週邊電路電源"]
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
多路通信與狀態控制端口拓撲詳圖
graph LR
subgraph "VBK362K雙路N-MOS陣列"
A["MCU GPIO1 \n 3.3V"] --> B["22Ω柵極電阻"]
B --> C["VBK362K Ch1 \n SC70-6封裝"]
A --> D["MCU GPIO2 \n 3.3V"]
D --> E["22Ω柵極電阻"]
E --> F["VBK362K Ch2 \n SC70-6封裝"]
end
subgraph "通信模組使能控制"
C --> G["CAN收發器 \n 使能引腳"]
F --> H["4G/5G模組 \n 電源使能"]
end
subgraph "狀態指示燈驅動"
I["MCU GPIO3"] --> J["VBK362K Ch3"]
I --> K["MCU GPIO4"]
K --> L["VBK362K Ch4"]
J --> M["狀態LED1 \n 限流電阻"]
L --> N["狀態LED2 \n 限流電阻"]
end
subgraph "保護電路"
O["TVS陣列"] --> P["柵極保護"]
Q["上拉電阻"] --> R["默認狀態保持"]
end
P --> C
P --> F
R --> C
R --> F
M --> S["電源指示燈"]
N --> T["故障指示燈"]
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
繼電器與輔助驅動拓撲詳圖
graph TB
subgraph "VBI2102M高側驅動電路"
A["繼電器控制信號 \n 3.3V/5V"] --> B["電平轉換"]
B --> C["NPN三極管驅動"]
C --> D["柵極電阻"]
D --> E["VBI2102M \n P-MOSFET \n SOT89封裝"]
F["24V系統匯流排"] --> G["自恢復保險絲"]
G --> H["電流檢測"]
H --> E
E --> I["繼電器線圈"]
I --> J["續流二極體"]
J --> K["系統地"]
subgraph "保護網路"
L["柵極TVS"] --> E
M["RC吸收電路"] --> I
N["過壓保護"] --> F
end
end
subgraph "繼電器驅動應用場景"
I --> O["充電接觸器"]
I --> P["輔助繼電器"]
I --> Q["安全互鎖繼電器"]
end
subgraph "熱管理設計"
R["PCB敷銅區"] --> E
S["散熱過孔"] --> R
T["溫度監測"] --> U["MCU ADC"]
end
style E fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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