graph LR
subgraph "高壓輸入與PFC級"
A[三相380VAC輸入] --> B[EMI濾波器]
B --> C[三相整流橋]
C --> D[直流母線電容]
D --> E[PFC電感]
E --> F[PFC開關節點]
F --> G["VBL18R18S \n 800V/18A"]
G --> H[高壓直流輸出]
I[PFC控制器] --> J[隔離柵極驅動器]
J --> G
H -->|電壓回饋| I
end
subgraph "隔離DC-DC變換級"
H --> K[高頻變壓器初級]
K --> L[LLC諧振腔]
L --> M[LLC開關節點]
M --> N["VBL18R18S \n 800V/18A"]
N --> O[初級地]
P[LLC控制器] --> Q[柵極驅動器]
Q --> N
K --> R[高頻變壓器次級]
R --> S[同步整流電路]
S --> T[中間直流母線]
end
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style N fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
關節伺服電機驅動級詳細拓撲
graph TB
subgraph "U相橋臂"
A[中間直流正極] --> B["VBGED1103 \n (高側)"]
B --> C[U相輸出]
C --> D["VBGED1103 \n (低側)"]
D --> E[直流負極]
end
subgraph "V相橋臂"
F[中間直流正極] --> G["VBGED1103 \n (高側)"]
G --> H[V相輸出]
H --> I["VBGED1103 \n (低側)"]
I --> J[直流負極]
end
subgraph "W相橋臂"
K[中間直流正極] --> L["VBGED1103 \n (高側)"]
L --> M[W相輸出]
M --> N["VBGED1103 \n (低側)"]
N --> O[直流負極]
end
subgraph "驅動與控制"
P[電機控制器] --> Q[三相柵極驅動器]
Q --> B
Q --> D
Q --> G
Q --> I
Q --> L
Q --> N
R[電流感測器] --> S[位置編碼器]
S --> P
T[溫度感測器] --> U[保護電路]
U --> P
end
C --> V[伺服電機U相]
H --> W[伺服電機V相]
M --> X[伺服電機W相]
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style G fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
輔助電源與負載管理詳細拓撲
graph LR
subgraph "輔助DC-DC轉換"
A[中間直流母線] --> B[Buck變換器]
B --> C[低壓濾波]
C --> D[12V/24V輔助匯流排]
end
subgraph "VBA3316G半橋負載開關通道"
E[MCU控制信號] --> F[電平轉換]
F --> G["VBA3316G 柵極輸入"]
subgraph G ["VBA3316G 雙N-MOS半橋"]
direction LR
IN1[高側柵極]
IN2[低側柵極]
S1[高側源極]
S2[低側源極]
D1[公共漏極]
end
D --> H[12V輔助電源]
H --> D1
S1 --> I[負載正極]
S2 --> J[負載負極]
I --> K[負載設備]
J --> L[地]
end
subgraph "保護與診斷"
M[過流檢測] --> N[故障鎖存]
O[溫度監控] --> P[熱關斷]
Q[狀態回饋] --> R[MCU診斷介面]
N --> S[關斷信號]
S --> G
P --> S
end
style G fill:#fff3e0,stroke:#ff9800,stroke-width:2px
保護與熱管理詳細拓撲
graph TB
subgraph "電氣保護網路"
A["RC緩衝電路"] --> B["高壓開關管"]
C["TVS陣列"] --> D["柵極驅動晶片"]
E["電流霍爾感測器"] --> F["比較器陣列"]
F --> G["故障鎖存器"]
G --> H["全局關斷信號"]
H --> B
H --> I["電機驅動管"]
subgraph "多重保護機制"
J["過壓保護(OVP)"]
K["過流保護(OCP)"]
L["短路保護(SCP)"]
M["過溫保護(OTP)"]
end
J --> G
K --> G
L --> G
M --> G
end
subgraph "分級熱管理系統"
N["一級: 風冷散熱器"] --> O["VBL18R18S"]
P["二級: 機殼散熱"] --> Q["VBGED1103陣列"]
R["三級: PCB敷銅"] --> S["VBA3316G"]
T["溫度感測器網路"] --> U["熱管理MCU"]
U --> V["風扇PWM控制"]
U --> W["降頻控制邏輯"]
V --> X["冷卻風扇"]
W --> Y["頻率調節"]
Y --> Z["開關頻率"]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style I fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style S fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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