graph LR
subgraph "三相輸入與整流"
A[三相380VAC] --> B[EMI濾波器]
B --> C[三相整流橋]
C --> D[直流母線電容]
D --> E[母線電壓: 540VDC]
end
subgraph "母線穩壓與保護"
E --> F[預充電阻]
F --> G[母線開關節點]
G --> H["VBM2152M \n P-MOSFET"]
H --> I[穩壓母線]
subgraph "保護電路"
J[TVS管陣列]
K[RC吸收網路]
L[過壓檢測]
end
G --> J
H --> K
I --> L
L --> M[保護控制器]
M --> N[驅動信號]
N --> H
end
style H fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
多軸伺服驅動拓撲詳圖
graph TB
subgraph "單軸伺服驅動器"
A[穩壓直流母線] --> B[DC-Link電容]
B --> C[三相逆變橋]
subgraph "U相半橋"
D["VBGQF1208N \n 高邊"]
E["VBGQF1208N \n 低邊"]
end
subgraph "V相半橋"
F["VBGQF1208N \n 高邊"]
G["VBGQF1208N \n 低邊"]
end
subgraph "W相半橋"
H["VBGQF1208N \n 高邊"]
I["VBGQF1208N \n 低邊"]
end
C --> D
C --> E
C --> F
C --> G
C --> H
C --> I
D --> J[U相輸出]
E --> K[驅動器地]
F --> L[V相輸出]
G --> K
H --> M[W相輸出]
I --> K
J --> N[伺服電機]
L --> N
M --> N
end
subgraph "驅動控制與保護"
O[伺服控制器] --> P[柵極驅動器]
P --> D
P --> E
P --> F
P --> G
P --> H
P --> I
subgraph "電流檢測與保護"
Q[電流感測器]
R[硬體比較器]
S[過流保護]
end
J --> Q
L --> Q
M --> Q
Q --> R
R --> S
S --> T[故障關斷]
T --> P
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
負載管理與熱管理拓撲詳圖
graph TB
subgraph "智能負載開關通道"
A[MCU GPIO] --> B[電平轉換器]
B --> C["VBQD4290AU \n 輸入控制"]
subgraph "雙P-MOSFET陣列"
D["通道1 P-MOS"]
E["通道2 P-MOS"]
end
C --> D
C --> E
F[24V電源] --> D
F --> E
D --> G[負載1: 加熱器]
E --> H[負載2: 電磁閥]
G --> I[地]
H --> I
end
subgraph "三級散熱系統"
subgraph "一級散熱: 伺服MOSFET"
J[液冷板/強風冷] --> K["VBGQF1208N \n SGT MOSFET"]
end
subgraph "二級散熱: 母線開關"
L[強制風冷散熱器] --> M["VBM2152M \n TO-220"]
end
subgraph "三級散熱: 控制IC"
N[PCB敷銅+散熱過孔] --> O["VBQD4290AU \n DFN8"]
end
subgraph "溫度監控"
P[NTC感測器陣列] --> Q[MCU溫度監測]
Q --> R[風扇PWM控制]
Q --> S[液冷泵控制]
R --> T[冷卻風扇]
S --> U[液冷泵]
end
end
subgraph "EMC與保護設計"
V[π型濾波器] --> W[伺服輸入]
X[磁珠+電容] --> Y[開關節點]
Z[遮罩雙絞線] --> AA[電機介面]
AB[TVS+RC吸收] --> AC[感性負載]
AD[續流二極體] --> AC
end
style K fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style M fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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