graph LR
subgraph "高壓H橋驅動拓撲"
A["高壓匯流排 \n 72V-144V"] --> B["三相H橋驅動電路"]
B --> C["VBP17R20S \n 上橋臂"]
C --> D["關節電機U相"]
B --> E["VBP17R20S \n 下橋臂"]
E --> F["功率地"]
G["隔離型柵極驅動器 \n ISO5852S"] --> C
G --> E
end
subgraph "驅動與控制回路"
H["關節控制器"] --> I["PWM信號生成"]
I --> J["死區時間控制"]
J --> K["電平轉換"]
K --> G
L["電流採樣"] --> M["過流比較器"]
M --> N["硬體保護"]
N --> O["快速關斷"]
O --> C
O --> E
P["編碼器介面"] --> Q["位置閉環"]
R["力矩感測器"] --> S["力閉環"]
Q --> T["PID控制器"]
S --> T
T --> I
end
subgraph "熱管理與保護"
U["液冷板"] --> C
U --> E
V["溫度感測器"] --> W["溫度監控"]
W --> X["過溫保護"]
Y["RCD緩衝電路"] --> C
Z["TVS保護"] --> A
AA["壓敏電阻"] --> A
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
中等功率關節驅動拓撲(肩/肘關節)
graph TB
subgraph "三相H橋功率級"
A["48V匯流排輸入"] --> B["預驅動電路"]
B --> C["VBM1602 \n 上橋臂Q1"]
B --> D["VBM1602 \n 上橋臂Q2"]
B --> E["VBM1602 \n 上橋臂Q3"]
B --> F["VBM1602 \n 下橋臂Q4"]
B --> G["VBM1602 \n 下橋臂Q5"]
B --> H["VBM1602 \n 下橋臂Q6"]
C --> I["電機U相"]
D --> J["電機V相"]
E --> K["電機W相"]
F --> L["功率地"]
G --> L
H --> L
end
subgraph "集成驅動控制器"
M["DRV8353 \n 三相驅動器"] --> B
N["MCU/PWM輸入"] --> M
O["電流檢測放大"] --> P["ADC採樣"]
P --> Q["數字濾波器"]
Q --> R["電流環控制"]
S["柵極驅動設置"] --> T["驅動強度配置"]
T --> M
U["故障檢測"] --> V["保護邏輯"]
V --> W["故障輸出"]
end
subgraph "散熱與佈局"
X["TO220散熱片"] --> C
X --> D
X --> E
Y["強制風冷風扇"] --> Z["風道設計"]
AA["大面積敷銅"] --> AB["散熱過孔"]
AB --> AC["內部地層"]
AD["熱敏電阻"] --> AE["溫度回饋"]
AE --> AF["風扇PWM控制"]
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
緊湊型多軸驅動拓撲(手部/腕部關節)
graph LR
subgraph "手部多軸控制器PCB"
A["主控MCU"] --> B["多路PWM輸出"]
B --> C["預驅動緩衝"]
C --> D["VBQF1303 \n 電機驅動陣列"]
subgraph D ["6通道DFN8 MOSFET陣列"]
direction TB
CH1[通道1]
CH2[通道2]
CH3[通道3]
CH4[通道4]
CH5[通道5]
CH6[通道6]
end
D --> E["手指關節電機1"]
D --> F["手指關節電機2"]
D --> G["手指關節電機3"]
D --> H["手指關節電機4"]
D --> I["手指關節電機5"]
D --> J["腕部旋轉電機"]
K["12V輔助電源"] --> L["LDO穩壓"]
L --> M["3.3V數字電源"]
M --> A
end
subgraph "PCB散熱設計"
N["2oz銅厚PCB"] --> O["大面積電源敷銅"]
O --> P["散熱過孔陣列"]
P --> Q["背面散熱層"]
R["熱導矽膠墊"] --> S["金屬外殼"]
T["溫度監控點"] --> U["動態功率管理"]
U --> V["過熱降頻"]
end
subgraph "保護與EMC設計"
W["柵極串聯電阻"] --> X["振鈴抑制"]
Y["源極旁路電容"] --> Z["高頻雜訊吸收"]
AA["TVS二極體"] --> AB["ESD保護"]
AC["電源濾波"] --> AD["π型濾波器"]
AE["遮罩罩"] --> AF["輻射抑制"]
end
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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