graph TB
subgraph "輸入保護與濾波"
A["24V/48V工業匯流排"] --> B["TVS二極體陣列"]
B --> C["自恢復保險絲"]
C --> D["EMI輸入濾波器"]
D --> E["輸入電容組"]
end
subgraph "核心DC-DC轉換級"
E --> F["VBGQF1101N \n 輸入側開關"]
F --> G["高頻變壓器/電感"]
G --> H["同步整流器"]
H --> I["輸出濾波網路"]
I --> J["12V核心電源輸出"]
K["PWM控制器"] --> L["柵極驅動器"]
L --> F
L --> H
J -->|電壓回饋| K
end
subgraph "負載分配與監控"
J --> M["多相Buck轉換器"]
M --> N["GPU核心供電 \n 1.0V/50A"]
M --> O["FPGA核心供電 \n 1.2V/30A"]
J --> P["LDO穩壓器"]
P --> Q["MCU/DSP供電 \n 3.3V/5V"]
R["電流檢測放大器"] --> S["ADC採樣"]
S --> T["MCU監測介面"]
end
subgraph "熱管理設計"
U["2oz PCB敷銅"] --> F
V["散熱過孔陣列"] --> U
W["背面裸露銅區域"] --> V
X["微型散熱片"] --> W
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style N fill:#fce4ec,stroke:#e91e63,stroke-width:2px
多路感測器驅動拓撲詳圖
graph LR
subgraph "雙通道獨立驅動"
A["12V輸入"] --> B["VBBC3210 Channel 1"]
A --> C["VBBC3210 Channel 2"]
B --> D["π型濾波器"]
C --> E["π型濾波器"]
D --> F["雷射器供電 \n 5V/2A"]
E --> G["補償光源供電 \n 5V/1A"]
H["MCU GPIO"] --> I["電平轉換器"]
I --> B
I --> C
end
subgraph "精密時序控制"
J["時序發生器"] --> K["延遲調整電路"]
K --> L["驅動信號1"]
K --> M["驅動信號2"]
L --> B
M --> C
N["同步信號"] --> J
O["外部觸發"] --> N
end
subgraph "保護與診斷"
P["電流採樣電阻"] --> Q["差分放大器"]
Q --> R["比較器"]
R --> S["故障標誌"]
T["溫度感測器"] --> U["ADC通道"]
S --> V["MCU中斷"]
U --> V
end
subgraph "感性負載處理"
W["電磁閥負載"] --> X["續流二極體"]
Y["伺服電機"] --> Z["三相橋驅動器"]
C --> Z
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
電源域管理拓撲詳圖
graph TB
subgraph "P溝道高端開關"
A["12V輔助電源"] --> B["VBQG8238 \n 源極"]
B --> C["負載電源輸出"]
D["MCU GPIO"] --> E["上拉電阻"]
E --> F["VBQG8238柵極"]
F --> G["柵極限流電阻"]
G --> B
H["狀態回饋"] --> I["ADC監測"]
I --> MCU["主控MCU"]
end
subgraph "多電源域管理"
subgraph "相機模組電源域"
J["相機核心供電"] --> K["圖像感測器"]
J --> L["ISP處理器"]
M["VBQG8238"] --> J
end
subgraph "通信模組電源域"
N["通信介面供電"] --> O["CAN收發器"]
N --> P["以太網PHY"]
Q["VBQG8238"] --> N
end
subgraph "感測器模組電源域"
R["感測器供電"] --> S["IMU單元"]
R --> T["環境感測器"]
U["VBQG8238"] --> R
end
end
subgraph "熱插拔與防反接保護"
V["連接器入口"] --> W["VBQG8238"]
W --> X["負載側"]
Y["TVS保護"] --> V
Z["緩衝電路"] --> W
end
subgraph "上電時序控制"
SEQ1["上電序列1"] --> MCU
SEQ2["上電序列2"] --> MCU
SEQ3["上電序列3"] --> MCU
MCU --> CTRL1["控制信號1"]
MCU --> CTRL2["控制信號2"]
MCU --> CTRL3["控制信號3"]
CTRL1 --> M
CTRL2 --> Q
CTRL3 --> U
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style M fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style U fill:#fff3e0,stroke:#ff9800,stroke-width:2px
三級熱管理拓撲詳圖
graph LR
subgraph "一級散熱:核心供電MOSFET"
A["VBGQF1101N"] --> B["底部散熱焊盤"]
B --> C["高導熱焊膏"]
C --> D["2oz PCB敷銅"]
D --> E["散熱過孔陣列"]
E --> F["背面銅層擴展"]
F --> G["可選:微型散熱片"]
H["熱敏電阻1"] --> I["溫度監測點1"]
end
subgraph "二級散熱:多路驅動晶片"
J["VBBC3210"] --> K["中心散熱焊盤"]
K --> L["局部敷銅區域"]
L --> M["熱擴散路徑"]
N["熱敏電阻2"] --> O["溫度監測點2"]
end
subgraph "三級散熱:信號管理器件"
P["VBQG8238"] --> Q["自然對流"]
R["環境溫度感測器"] --> S["系統溫控參考"]
end
subgraph "主動冷卻系統"
T["溫度數據融合"] --> U["PID控制演算法"]
U --> V["PWM風扇控制"]
V --> W["系統冷卻風扇"]
U --> X["泵速控制"]
X --> Y["液冷泵(可選)"]
end
subgraph "熱仿真與優化"
Z["熱仿真模型"] --> AA["熱點分析"]
AA --> BB["佈局優化建議"]
CC["氣流分析"] --> DD["風道設計"]
end
style A fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style J fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style P fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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