graph LR
subgraph "太陽能輸入與保護"
A["太陽能板輸入 \n 12-48VDC"] --> B["防雷浪湧防護 \n GDT+TVS+壓敏電阻"]
B --> C["π型EMI濾波器"]
end
subgraph "電池匯流排主開關"
C --> D["電池匯流排 \n Vbat"]
D --> E["VBM155R13 \n 防反接/隔離開關"]
subgraph E ["VBM155R13 \n 550V/13A TO-220"]
direction LR
GATE[柵極]
DRAIN[漏極]
SOURCE[源極]
end
D --> DRAIN
SOURCE --> F["主功率母線 \n Vout"]
G["隔離驅動器"] --> GATE
H["MCU控制"] --> G
end
subgraph "浪湧抑制網路"
I["RC吸收網路 \n 100Ω+1nF"] --> DRAIN
J["柵極保護 \n 穩壓管"] --> GATE
K["鐵氧體磁珠"] --> D
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
大功率負載開關拓撲詳圖
graph TB
subgraph "加熱器負載控制"
A["主功率母線"] --> B["VBL2403 \n P-MOS控制開關"]
subgraph B ["VBL2403 \n -40V/-150A TO-263"]
direction LR
GATE_P[柵極]
DRAIN_P[漏極]
SOURCE_P[源極]
end
DRAIN_P --> C["大功率加熱器 \n 200W-1kW"]
SOURCE_P --> D[負載地]
subgraph "負壓驅動電路"
E["驅動IC/NPN+PNP推挽"] --> F["電平轉換"]
F --> GATE_P
H["MCU PWM"] --> E
end
subgraph "熱管理"
I["TO-263散熱器"] --> B
J["溫度感測器"] --> K["MCU"]
K --> L["PWM調節"]
L --> H
end
end
subgraph "風機負載控制"
M["主功率母線"] --> N["VBM2405 \n 風機控制"]
subgraph N ["VBM2405 \n 40V/50A TO-220"]
direction LR
GATE_N[柵極]
DRAIN_N[漏極]
SOURCE_N[源極]
end
DRAIN_N --> O["溫控風機"]
SOURCE_N --> P[風機地]
Q["續流二極體"] --> DRAIN_N
R["MCU"] --> GATE_N
end
style B fill:#ffebee,stroke:#f44336,stroke-width:2px
style N fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
輔助電源管理拓撲詳圖
graph LR
subgraph "雙路通信模組供電"
A["主功率母線"] --> B["VBA3108N \n 雙路負載開關"]
subgraph B ["VBA3108N SOP8 \n 雙N-MOS 100V/5.8A"]
direction TB
GATE1[柵極1]
DRAIN1[漏極1]
SOURCE1[源極1]
GATE2[柵極2]
DRAIN2[漏極2]
SOURCE2[源極2]
end
A --> DRAIN1
A --> DRAIN2
SOURCE1 --> C["4G通信模組"]
SOURCE2 --> D["衛星通信模組"]
C --> E[通信地]
D --> E
subgraph "獨立驅動控制"
F["MCU GPIO1"] --> G["電平轉換/三極管"]
F --> H["ESD保護"]
G --> GATE1
I["MCU GPIO2"] --> J["電平轉換/三極管"]
I --> K["ESD保護"]
J --> GATE2
end
end
subgraph "感測器陣列供電"
L["主功率母線"] --> M["VBA3108N \n 雙路感測器開關"]
subgraph M ["VBA3108N SOP8 \n 雙N-MOS 100V/5.8A"]
direction TB
GATE3[柵極3]
DRAIN3[漏極3]
SOURCE3[源極3]
GATE4[柵極4]
DRAIN4[漏極4]
SOURCE4[源極4]
end
L --> DRAIN3
L --> DRAIN4
SOURCE3 --> N["溫度/濕度感測器"]
SOURCE4 --> O["氣壓/風速感測器"]
N --> P[感測器地]
O --> P
subgraph "智能功耗管理"
Q["MCU"] --> R["分時供電控制"]
R --> GATE3
R --> GATE4
S["電流檢測"] --> Q
end
end
subgraph "PCB散熱設計"
T["大面積敷銅"] --> B
T --> M
U["散熱過孔陣列"] --> T
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style M fill:#f3e5f5,stroke:#9c27b0,stroke-width:2px
熱管理與保護電路拓撲詳圖
graph TB
subgraph "三級熱管理系統"
A["一級: 散熱器冷卻"] --> B["TO-220/TO-263 MOSFET"]
C["二級: PCB敷銅散熱"] --> D["SOP8 集成晶片"]
E["三級: 機箱對流"] --> F["整機熱平衡"]
subgraph "溫度監測網絡"
G["NTC溫度感測器1"] --> H["VBM155R13附近"]
I["NTC溫度感測器2"] --> J["VBL2403附近"]
K["NTC溫度感測器3"] --> L["機箱內部"]
G --> M["MCU ADC"]
I --> M
K --> M
end
subgraph "主動冷卻控制"
M --> N["風扇PWM控制"]
M --> O["加熱器降額控制"]
N --> P["溫控風扇"]
O --> Q["負載功率限制"]
end
end
subgraph "系統保護網路"
R["過流檢測電路"] --> S["比較器快速回應"]
T["過壓檢測電路"] --> U["電壓監控IC"]
V["短路保護"] --> W["故障鎖存"]
S --> X["關斷信號"]
U --> X
W --> X
subgraph "故障隔離"
X --> Y["關斷VBM155R13"]
X --> Z["關斷VBL2403"]
X --> AA["關斷VBA3108N"]
end
end
subgraph "環境防護"
BB["三防漆塗層"] --> CC["PCB板保護"]
DD["密封機箱"] --> EE["防潮防凝露"]
FF["接地設計"] --> GG["防雷擊"]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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