graph LR
subgraph "三相伺服逆变桥"
A[48V直流母线] --> B["三相逆变桥拓扑"]
B --> C[U相输出]
B --> D[V相输出]
B --> E[W相输出]
subgraph "上桥臂MOSFET"
F["VBGL1201N \n 200V/100A"]
G["VBGL1201N \n 200V/100A"]
H["VBGL1201N \n 200V/100A"]
end
subgraph "下桥臂MOSFET"
I["VBGL1201N \n 200V/100A"]
J["VBGL1201N \n 200V/100A"]
K["VBGL1201N \n 200V/100A"]
end
C --> L[伺服电机U相]
D --> M[伺服电机V相]
E --> N[伺服电机W相]
O[隔离型栅极驱动器] --> F
O --> G
O --> H
O --> I
O --> J
O --> K
P[PWM控制器] --> O
end
subgraph "保护与散热"
Q[电流检测] --> R[过流保护]
S[温度传感器] --> T[过热保护]
U[RC吸收电路] --> F
V[肖特基续流二极管] --> I
W[定制铝散热器] --> F
W --> I
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style I fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
中央电源管理拓扑详图 (场景2)
graph TB
subgraph "同步Buck转换器"
A[24V/48V输入] --> B[输入滤波]
B --> C["同步Buck拓扑"]
subgraph "功率开关对"
D["VBA3316SA-上管 \n 30V/6.8A"]
E["VBA3316SA-下管 \n 30V/6.8A"]
end
C --> D
C --> E
D --> F[输出电感]
E --> G[功率地]
F --> H[输出电容]
H --> I[稳压12V输出]
J[PWM控制器] --> K[栅极驱动器]
K --> D
K --> E
end
subgraph "多路负载分配开关"
I --> L["智能配电阵列"]
subgraph "负载开关通道"
M["VBA3316SA \n 主控制器供电"]
N["VBA3316SA \n 传感器供电"]
O["VBA3316SA \n 视觉系统供电"]
P["VBA3316SA \n 照明供电"]
end
L --> M
L --> N
L --> O
L --> P
M --> Q[主控制器]
N --> R[传感器阵列]
O --> S[3D视觉相机]
P --> T[LED工作灯]
U[MCU GPIO] --> V[电平转换]
V --> M
V --> N
V --> O
V --> P
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style M fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
焊机与IO控制拓扑详图 (场景3)
graph LR
subgraph "焊机控制与送丝驱动"
A[焊接电源输入] --> B["焊机使能控制"]
subgraph "N+P组合开关"
C["VBC8338 N-MOS"]
D["VBC8338 P-MOS"]
end
B --> C
B --> D
C --> E[焊接电源模块]
D --> F[电源地]
G[送丝机控制] --> H["送丝电机H桥"]
subgraph "H桥功率开关"
I["VBC8338 N-MOS(Q1)"]
J["VBC8338 P-MOS(Q2)"]
K["VBC8338 P-MOS(Q3)"]
L["VBC8338 N-MOS(Q4)"]
end
H --> I
H --> J
H --> K
H --> L
I --> M[送丝电机正转]
J --> M
K --> N[送丝电机反转]
L --> N
end
subgraph "IO接口功率控制"
O[MCU控制信号] --> P["IO功率接口"]
subgraph "电磁阀驱动"
Q["VBC8338 N-MOS"]
R["VBC8338 P-MOS"]
end
P --> Q
P --> R
Q --> S[保护气体电磁阀]
R --> T[电源地]
subgraph "安全互锁开关"
U["VBC8338 N-MOS"]
V["VBC8338 P-MOS"]
end
W[安全信号] --> U
W --> V
U --> X[安全回路]
V --> Y[系统地]
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style I fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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