graph TB
subgraph "三相电机H桥驱动"
A[高压电池400V] --> B[母线电容]
B --> C["U相上桥 \n VBP165C50"]
B --> D["V相上桥 \n VBP165C50"]
B --> E["W相上桥 \n VBP165C50"]
C --> F[U相输出]
D --> G[V相输出]
E --> H[W相输出]
I["U相下桥 \n VBP165C50"]
J["V相下桥 \n VBP165C50"]
K["W相下桥 \n VBP165C50"]
F --> I
G --> J
H --> K
I --> L[功率地]
J --> L
K --> L
F --> M[三相电机]
G --> M
H --> M
end
subgraph "SiC MOSFET驱动电路"
N[MCU PWM] --> O[SiC专用驱动器]
O --> P[米勒钳位电路]
P --> C
P --> D
P --> E
O --> Q[负压关断电路]
Q --> I
Q --> J
Q --> K
end
subgraph "保护与滤波"
R[RC吸收网络] --> C
R --> D
R --> E
S[电流检测] --> T[比较器]
T --> U[硬件关断]
U --> O
V[薄膜电容] --> B
W[X电容] --> B
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style I fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
精密传感器供电拓扑详图
graph LR
subgraph "高侧P-MOS开关控制"
A[主电源母线] --> B["VBJ2102M \n P-MOSFET"]
B --> C[输出滤波]
C --> D[传感器电源]
subgraph "栅极驱动电路"
E[MCU 3.3V] --> F[电平转换]
F --> G[ESD保护]
G --> H[局部稳压]
H --> I[栅极电阻]
end
I --> B
end
subgraph "多路传感器独立供电"
subgraph "通道1:气象站"
J1[传感器开关] --> K1[LC滤波]
K1 --> L1[气象站传感器]
end
subgraph "通道2:雷达"
J2[传感器开关] --> K2[LC滤波]
K2 --> L2[雷达模块]
end
subgraph "通道3:光学"
J3[传感器开关] --> K3[LC滤波]
K3 --> L3[光学设备]
end
D --> J1
D --> J2
D --> J3
end
subgraph "噪声抑制设计"
M[磁珠] --> N[滤波电容]
O[共模电感] --> P[屏蔽隔离]
Q[传感器地] --> R[星形接地]
S[功率地] --> T[单点连接]
end
M --> K1
N --> K1
O --> D
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
特种设备控制拓扑详图
graph TB
subgraph "机械臂关节控制"
A[电源输入] --> B["VBMB1101N \n 低侧开关"]
B --> C[机械臂电机]
subgraph "H桥驱动"
D["上桥P-MOS"] --> E[电机正转]
F["上桥P-MOS"] --> G[电机反转]
B --> E
H["下桥N-MOS"] --> G
end
C --> E
C --> G
end
subgraph "除冰加热器控制"
I[电源输入] --> J["VBMB1101N \n 开关管"]
J --> K[加热器负载]
subgraph "电流检测"
L[检测电阻] --> M[放大器]
M --> N[ADC]
N --> O[MCU]
end
K --> L
end
subgraph "采样装置驱动"
P[控制信号] --> Q[驱动器]
Q --> R["VBMB1101N"]
R --> S[电磁阀/电机]
end
subgraph "保护电路"
T[续流二极管] --> U[电机线圈]
V[电压钳位] --> W[开关节点]
X[过流检测] --> Y[硬件关断]
Y --> B
Y --> J
Y --> R
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style R fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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