graph TB
subgraph "三相整流與高壓母線"
A["三相400VAC \n 工業輸入"] --> B["三相整流橋 \n +濾波電容"]
B --> C["高壓直流母線 \n 560VDC"]
end
subgraph "隔離型DC-DC變換拓撲"
C --> D["全橋/半橋開關陣列"]
subgraph D ["高壓開關管"]
SW1["VBMB19R15S \n 900V/15A"]
SW2["VBMB19R15S \n 900V/15A"]
SW3["VBMB19R15S \n 900V/15A"]
SW4["VBMB19R15S \n 900V/15A"]
end
D --> E["高頻變壓器 \n (初級)"]
E --> F["變壓器次級"]
F --> G["同步/肖特基整流"]
G --> H["輸出濾波"]
H --> I["低壓直流母線 \n 48VDC"]
J["PWM控制器"] --> K["隔離柵極驅動器"]
K --> SW1
K --> SW2
K --> SW3
K --> SW4
I -->|電壓回饋| J
end
subgraph "保護與緩衝電路"
L["RCD緩衝網路"] --> SW1
M["RC吸收電路"] --> SW2
N["TVS/穩壓管陣列"] --> K
O["過流檢測"] --> P["故障鎖存"]
P --> Q["關斷信號"]
Q --> J
end
style SW1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
關節電機驅動拓撲詳圖 (VBE1151M應用)
graph LR
subgraph "三相逆變橋驅動電路"
A["48VDC母線"] --> SUBGRAPH_BRIDGE[三相全橋]
subgraph SUBGRAPH_BRIDGE [功率開關陣列]
U_HIGH["VBE1151M \n 上橋"]
U_LOW["VBE1151M \n 下橋"]
V_HIGH["VBE1151M \n 上橋"]
V_LOW["VBE1151M \n 下橋"]
W_HIGH["VBE1151M \n 上橋"]
W_LOW["VBE1151M \n 下橋"]
end
U_HIGH --> U_PHASE["U相輸出"]
U_LOW --> GND_JOINT["驅動地"]
V_HIGH --> V_PHASE["V相輸出"]
V_LOW --> GND_JOINT
W_HIGH --> W_PHASE["W相輸出"]
W_LOW --> GND_JOINT
B["FOC控制演算法"] --> C["三相PWM生成"]
C --> D["柵極驅動器 \n (帶自舉電路)"]
D --> U_HIGH
D --> U_LOW
D --> V_HIGH
D --> V_LOW
D --> W_HIGH
D --> W_LOW
U_PHASE --> E["BLDC/PMSM電機"]
V_PHASE --> E
W_PHASE --> E
end
subgraph "電流檢測與回饋"
F["三相電流採樣 \n (霍爾/採樣電阻)"] --> G["ADC轉換"]
G --> B
H["編碼器/旋變"] --> I["位置速度解算"]
I --> B
end
subgraph "保護與續流"
J["直流母線電容"] --> A
K["續流二極體"] --> U_HIGH
L["電流限幅"] --> D
M["過溫保護"] --> D
end
style U_HIGH fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
安全控制與IO管理拓撲詳圖 (VBA4658應用)
graph TB
subgraph "雙P-MOS智能開關通道"
A["MCU/PLC GPIO"] --> B["電平轉換/緩衝"]
B --> C["VBA4658輸入控制"]
subgraph D ["VBA4658雙P-MOS內部結構"]
direction LR
GATE1["柵極1"]
GATE2["柵極2"]
SOURCE1["源極1 \n 接電源"]
SOURCE2["源極2 \n 接電源"]
DRAIN1["漏極1 \n 輸出1"]
DRAIN2["漏極2 \n 輸出2"]
end
C --> GATE1
C --> GATE2
POWER_12V["12V輔助電源"] --> SOURCE1
POWER_12V --> SOURCE2
DRAIN1 --> E["負載1 \n (如刹車線圈)"]
DRAIN2 --> F["負載2 \n (如接觸器)"]
E --> G["地"]
F --> G
end
subgraph "多路應用實例"
H["安全PLC"] --> I["急停通道: VBA4658"]
H --> J["工具端電源: VBA4658"]
H --> K["感測器供電: VBA4658"]
H --> L["照明控制: VBA4658"]
I --> M["急停安全回路"]
J --> N["末端執行器 \n (氣閥/電動)"]
K --> O["力感測器/視覺"]
L --> P["工作區域照明"]
end
subgraph "保護與續流"
Q["TVS/穩壓管"] --> C
R["續流二極體"] --> E
S["過流檢測"] --> T["快速關斷"]
T --> H
end
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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