graph TB
subgraph "高压智能配电单元(PDU)"
A["高压输入 \n 400-540VDC"] --> B["输入滤波 \n 与保护"]
B --> C["主控MCU \n 带隔离"]
C --> D["栅极驱动器"]
D --> E["VBM165R20S \n 主开关"]
E --> F["负载输出1"]
C --> G["栅极驱动器"]
G --> H["VBM165R20S \n 主开关"]
H --> I["负载输出2"]
C --> J["栅极驱动器"]
J --> K["VBM165R20S \n 主开关"]
K --> L["负载输出3"]
end
subgraph "保护与监测电路"
M["电流采样 \n 放大器"] --> N["ADC \n 转换器"]
N --> C
O["电压采样 \n 隔离"] --> P["ADC \n 转换器"]
P --> C
Q["温度传感器 \n NTC"] --> R["温度监测"]
R --> C
S["TVS保护 \n 阵列"] --> E
S --> H
S --> K
end
subgraph "通信接口"
C --> T["CAN隔离 \n 收发器"]
T --> U["整车CAN总线"]
C --> V["故障指示 \n LED"]
C --> W["状态反馈 \n 输出"]
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style H fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
辅助电驱系统拓扑详图
graph LR
subgraph "三相逆变桥拓扑"
A["DC输入 \n 12-48V"] --> B["输入电容"]
B --> C["VBMB1615 \n 上桥1"]
B --> D["VBMB1615 \n 上桥2"]
B --> E["VBMB1615 \n 上桥3"]
C --> F["U相输出"]
D --> G["V相输出"]
E --> H["W相输出"]
C --> I["VBMB1615 \n 下桥1"]
D --> J["VBMB1615 \n 下桥2"]
E --> K["VBMB1615 \n 下桥3"]
I --> L["功率地"]
J --> L
K --> L
end
subgraph "电机控制单元"
M["FOC控制算法"] --> N["PWM生成器"]
N --> O["预驱电路"]
O --> C
O --> D
O --> E
O --> I
O --> J
O --> K
P["电流采样 \n 霍尔传感器"] --> Q["信号调理"]
Q --> R["ADC采样"]
R --> M
end
subgraph "负载接口"
F --> S["三相电机 \n U相"]
G --> T["三相电机 \n V相"]
H --> U["三相电机 \n W相"]
S --> V["液压泵电机"]
T --> V
U --> V
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style I fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能负载管理与热控拓扑详图
graph TB
subgraph "智能负载开关网络"
A["区域控制器 \n ZCU"] --> B["电平转换 \n 与隔离"]
B --> C["VBA1805S \n 通道1"]
B --> D["VBA1805S \n 通道2"]
B --> E["VBA1805S \n 通道3"]
B --> F["VBA1805S \n 通道4"]
B --> G["VBA1805S \n 通道5"]
B --> H["VBA1805S \n 通道6"]
C --> I["LED照明 \n 负载"]
D --> J["传感器 \n 负载"]
E --> K["通信设备 \n 负载"]
F --> L["生命支持 \n 负载"]
G --> M["环境监测 \n 负载"]
H --> N["显示系统 \n 负载"]
I --> O["负载公共端"]
J --> O
K --> O
L --> O
M --> O
N --> O
end
subgraph "三级热管理系统"
P["一级: 液冷/风冷"] --> Q["辅助驱动MOSFET \n VBMB1615"]
R["二级: 强制风冷"] --> S["高压配电MOSFET \n VBM165R20S"]
T["三级: 自然散热"] --> U["智能负载MOSFET \n VBA1805S"]
V["温度传感器"] --> W["热管理控制器"]
W --> X["风扇PWM控制"]
W --> Y["泵速控制"]
W --> Z["降频保护"]
X --> P
Y --> P
Z --> A
end
subgraph "保护与诊断"
AA["电流检测"] --> AB["比较器"]
AB --> AC["故障锁存"]
AC --> AD["关断信号"]
AD --> C
AD --> D
AD --> E
AE["状态反馈"] --> AF["诊断电路"]
AF --> A
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style S fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
点击下载：VBM165R20S规格书
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