graph LR
subgraph "三相PFC升壓電路"
A[三相380VAC] --> B[EMI濾波器]
B --> C[整流橋]
C --> D[升壓電感]
D --> E[升壓節點]
E --> F["VBN165R08SE \n 650V/8A SJ-MOSFET"]
F --> G[高壓母線650VDC]
H[PFC控制器] --> I["隔離驅動器 \n Si827x"]
I --> F
G -->|電壓回饋| H
end
subgraph "三相全橋逆變"
G --> J[DC鏈路電容]
subgraph "A相橋臂"
K1["VBN165R08SE \n 上管"]
K2["VBN165R08SE \n 下管"]
end
subgraph "B相橋臂"
L1["VBN165R08SE \n 上管"]
L2["VBN165R08SE \n 下管"]
end
subgraph "C相橋臂"
M1["VBN165R08SE \n 上管"]
M2["VBN165R08SE \n 下管"]
end
J --> K1
J --> L1
J --> M1
K1 --> N[A相輸出]
K2 --> N
L1 --> O[B相輸出]
L2 --> O
M1 --> P[C相輸出]
M2 --> P
K2 --> Q[功率地]
L2 --> Q
M2 --> Q
R[逆變控制器] --> S["隔離驅動器 \n Si827x"]
S --> K1
S --> K2
S --> L1
S --> L2
S --> M1
S --> M2
end
subgraph "保護電路"
T[RC吸收網路] --> F
U[TVS陣列] --> I
U --> S
V[電流檢測] --> W[比較器]
W --> X[故障鎖存]
X --> H
X --> R
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
輔助電源與電池管理拓撲詳圖
graph TB
subgraph "電池充放電管理"
A["48V電池組"] --> B["雙向DC-DC變換器"]
subgraph "Buck/Boost開關管"
C["VBGA1156N \n 150V/5A SGT-MOSFET"]
D["VBGA1156N \n 150V/5A SGT-MOSFET"]
end
B --> C
B --> D
C --> E["電感儲能"]
D --> E
E --> F[輸出濾波]
F --> G[輔助母線]
H[電池管理IC] --> I["柵極驅動器 \n TC4427"]
I --> C
I --> D
G -->|電壓回饋| H
end
subgraph "隔離輔助電源"
subgraph "正激/反激拓撲"
J["VBGA1156N \n 原邊開關"]
K["VBGA1156N \n 同步整流"]
end
G --> L[高頻變壓器]
L --> J
L --> K
J --> M[控制IC]
K --> N[輸出整流]
N --> O["12V/5V輸出"]
P[PWM控制器] --> Q[驅動器]
Q --> J
Q --> K
end
subgraph "PCB散熱設計"
R["大面積敷銅 \n >100mm²"] --> C
S["散熱過孔陣列"] --> R
T["底層銅箔"] --> S
U["導熱矽脂"] --> J
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
冗餘與旁路控制拓撲詳圖
graph LR
subgraph "冗餘控制通道"
A[主控MCU] --> B[邏輯電平3.3V]
subgraph "VBC6N2022雙N-MOS陣列"
C["通道1: 共漏N+N"]
D["通道2: 共漏N+N"]
E["通道3: 共漏N+N"]
end
B --> C
B --> D
B --> E
C --> F["模組同步信號"]
D --> G["狀態監測回路"]
E --> H["故障報警鏈路"]
F --> I[並聯匯流排]
G --> J[監控系統]
H --> K[保護觸發]
end
subgraph "靜態旁路控制"
L["旁路控制器"] --> M[邏輯電路]
subgraph "旁路信號開關"
N["VBC6N2022 \n 控制通道1"]
O["VBC6N2022 \n 控制通道2"]
end
M --> N
M --> O
N --> P[旁路使能]
O --> Q[旁路狀態]
P --> R[靜態開關驅動]
Q --> S[狀態回饋]
R --> T["靜態旁路開關 \n SCR/IGBT"]
U[市電輸入] --> T
T --> V[負載輸出]
end
subgraph "直接驅動設計"
W["MCU GPIO"] --> X["22-100Ω串聯電阻"]
X --> C
Y["下拉電阻10kΩ"] --> C
Z[3.3V邏輯電平] -->|直接驅動| C
end
style C fill:#fce4ec,stroke:#e91e63,stroke-width:2px
style N fill:#fce4ec,stroke:#e91e63,stroke-width:2px
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