graph LR
subgraph "三相全橋驅動電路"
A[主控MCU] --> B[PWM信號發生器]
B --> C[隔離柵極驅動器]
C --> D["VBQF1405 \n 高側開關"]
C --> E["VBQF1405 \n 低側開關"]
D --> F[U相輸出]
E --> F
subgraph "三相橋臂配置"
H["VBQF1405 x6 \n 三相全橋"]
end
H --> I[電機U相]
H --> J[電機V相]
H --> K[電機W相]
L[電機編碼器] --> M[位置回饋]
M --> A
end
subgraph "保護與濾波網路"
N[DC匯流排] --> O[母線電容組]
O --> P[MLCC去耦電容]
P --> H
Q[RC緩衝電路] --> D
Q --> E
R[電流檢測] --> S[過流保護]
S --> T[故障鎖存]
T --> C
end
subgraph "散熱設計"
U[DFN8(3x3)封裝] --> V[導熱矽脂]
V --> W[金屬結構件]
W --> X[散熱路徑]
Y[溫度感測器] --> Z[熱管理演算法]
Z --> B
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
感測器與控制器供電拓撲詳圖
graph TB
subgraph "冗餘供電架構"
A[12V輔助電源] --> B[OR-ing控制電路]
B --> C["VBC6N2005 \n 電源路徑選擇"]
D[備用電源] --> E["VBC6N2005 \n 冗餘切換"]
C --> F[主供電匯流排]
E --> F
F --> G[負載分配網路]
end
subgraph "智能負載開關通道"
H[MCU控制信號] --> I[電平轉換與緩衝]
I --> J["VBC6N2005 \n 通道1"]
I --> K["VBC6N2005 \n 通道2"]
J --> L[感測器模組]
K --> M[控制器模組]
subgraph "電流檢測與保護"
N[高精度運放] --> O[電流檢測電阻]
O --> P[比較器]
P --> Q[故障信號]
end
L --> O
M --> O
Q --> R[關斷控制]
R --> J
R --> K
end
subgraph "狀態監控與診斷"
S[漏極電壓監測] --> T[ADC採樣]
U[源極電流監測] --> T
V[溫度監測] --> T
T --> W[狀態診斷]
W --> X[故障報告]
X --> H
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
安全隔離與制動控制拓撲詳圖
graph LR
subgraph "複合開關靈活配置"
A["VB5222 N+P複合"] --> B[高側開關配置]
A --> C[低側開關配置]
A --> D[半橋配置]
B --> E[安全繼電器驅動]
C --> F[電磁制動器驅動]
D --> G[隔離控制開關]
end
subgraph "安全繼電器驅動電路"
H[安全控制器] --> I[邏輯隔離]
I --> J["VB5222 N管驅動"]
I --> K["VB5222 P管驅動"]
J --> L[繼電器線圈]
K --> L
L --> M[續流二極體]
M --> N[RC緩衝]
N --> O[繼電器觸點]
O --> P[緊急停止回路]
end
subgraph "電磁制動器驅動"
Q[制動控制信號] --> R[驅動電路]
R --> S["VB5222 N管"]
R --> T["VB5222 P管"]
S --> U[制動器線圈]
T --> U
U --> V[快速泄放電路]
V --> W[機械臂鎖定]
end
subgraph "故障安全設計"
X[故障檢測] --> Y[安全邏輯]
Y --> Z[強制關斷]
Z --> J
Z --> K
Z --> S
Z --> T
AA[狀態回饋] --> AB[安全監控]
AB --> AC[系統診斷]
end
style A fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style E fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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