graph LR
subgraph "高压预充与隔离电路"
A["高压电池 \n 600-800VDC"] --> B["主正继电器K1"]
A --> C["预充继电器K2"]
B --> D["高压直流母线"]
C --> E["预充电阻Rpre"]
E --> F["VBP117MC06 \n 预充开关"]
F --> D
G["预充控制器"] --> H["栅极驱动器"]
H --> F
D -->|电压检测| G
end
subgraph "高压配电开关网络"
D --> I["VBP117MC06 \n DC-DC开关"]
D --> J["VBP117MC06 \n PTC加热开关"]
D --> K["VBP117MC06 \n 辅逆开关"]
I --> L["DC-DC变换器"]
J --> M["PTC加热器"]
K --> N["辅助逆变器"]
O["配电管理器"] --> P["高压驱动器"]
P --> I
P --> J
P --> K
end
subgraph "保护电路"
Q["RCD缓冲电路"] --> F
R["RC吸收电路"] --> I
S["TVS阵列"] --> H
S --> P
end
style F fill:#e8f4f8,stroke:#2a7de1,stroke-width:2px
style I fill:#e8f4f8,stroke:#2a7de1,stroke-width:2px
电机驱动逆变器拓扑详图
graph TB
subgraph "三相逆变桥拓扑"
A["直流母线 \n ~650VDC"] --> B["母线电容Cbus"]
B --> C["U相上桥臂"]
B --> D["V相上桥臂"]
B --> E["W相上桥臂"]
subgraph "下桥臂MOSFET阵列"
F["VBP1202N \n U相下管"]
G["VBP1202N \n V相下管"]
H["VBP1202N \n W相下管"]
end
C --> F
D --> G
E --> H
F --> I["U相输出"]
G --> J["V相输出"]
H --> K["W相输出"]
I --> L["永磁同步电机"]
J --> L
K --> L
end
subgraph "栅极驱动与保护"
M["电机控制器MCU"] --> N["三相栅极驱动器"]
N --> F
N --> G
N --> H
subgraph "驱动保护电路"
O["栅极电阻Rg"]
P["GS稳压管"]
Q["RC吸收网络"]
end
O --> F
P --> F
Q --> F
O --> G
P --> G
Q --> G
O --> H
P --> H
Q --> H
end
subgraph "电流与温度检测"
R["三相电流传感器"] --> M
S["MOSFET温度传感器"] --> M
T["电机温度传感器"] --> M
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
低压辅助电源智能配电拓扑详图
graph LR
subgraph "24V智能配电系统"
A["24V辅助总线"] --> B["VBA4670 \n 通道1-2"]
A --> C["VBA4670 \n 通道3-4"]
A --> D["VBA4670 \n 通道5-6"]
subgraph "VBA4670内部结构"
direction LR
IN1[栅极1]
IN2[栅极2]
S1[源极1]
S2[源极2]
D1[漏极1]
D2[漏极2]
end
B --> E["控制器负载 \n (VCU/BMS/MCU)"]
C --> F["传感器与 \n 网联终端"]
D --> G["执行器负载 \n (灯光/电磁阀)"]
E --> H[地]
F --> H
G --> H
end
subgraph "智能控制与保护"
I["区域控制器"] --> J["GPIO扩展器"]
J --> K["电平转换电路"]
K --> B
K --> C
K --> D
subgraph "负载保护"
L["续流二极管"]
M["TVS保护"]
N["滤波电容"]
end
L --> E
M --> F
N --> G
end
subgraph "状态反馈与诊断"
O["负载电流检测"] --> I
P["负载电压检测"] --> I
Q["温度监测"] --> I
I --> R["故障指示"]
I --> S["状态上报"]
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBA4670规格书
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