graph LR
subgraph "高压预充电路"
A["高压电池组 \n 400-800VDC"] --> B[预充电阻]
B --> C["VBP185R04 \n 850V/4A"]
C --> D[高压直流母线]
E[主接触器] --> D
F[预充控制器] --> G[隔离栅极驱动器]
G --> C
D -->|电压反馈| F
end
subgraph "母线保护电路"
D --> H[母线电容组]
D --> I[电压传感器]
D --> J[TVS阵列]
J --> K[地]
L[过压保护] --> M[故障锁存]
M --> N[接触器控制]
N --> E
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
多旋翼电机驱动逆变桥拓扑详图
graph TB
subgraph "三相逆变桥功率级"
A[高压直流母线] --> B[直流母线电容]
B --> C[三相逆变桥]
subgraph "上桥臂"
Q_U_H["VBGE1805 \n 80V/120A"]
Q_V_H["VBGE1805 \n 80V/120A"]
Q_W_H["VBGE1805 \n 80V/120A"]
end
subgraph "下桥臂"
Q_U_L["VBGE1805 \n 80V/120A"]
Q_V_L["VBGE1805 \n 80V/120A"]
Q_W_L["VBGE1805 \n 80V/120A"]
end
C --> Q_U_H
C --> Q_V_H
C --> Q_W_H
C --> Q_U_L
C --> Q_V_L
C --> Q_W_L
Q_U_H --> D[U相输出]
Q_V_H --> E[V相输出]
Q_W_H --> F[W相输出]
Q_U_L --> G[地]
Q_V_L --> G
Q_W_L --> G
end
subgraph "驱动与控制"
H[电机控制器] --> I[三相栅极驱动器]
I --> J[高侧驱动]
I --> K[低侧驱动]
J --> Q_U_H
J --> Q_V_H
J --> Q_W_H
K --> Q_U_L
K --> Q_V_L
K --> Q_W_L
L[电流检测] --> H
M[位置传感器] --> H
end
style Q_U_H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style Q_U_L fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
分布式智能配电管理拓扑详图
graph LR
subgraph "智能负载配电通道"
A[配电总线48V/72V] --> B["VBA1101N \n 100V/16A"]
B --> C[负载输出]
subgraph "典型负载通道"
D[飞控MCU] --> E[电平转换]
E --> F[栅极驱动]
F --> B
G[电流检测] --> H[过流保护]
H --> I[故障信号]
I --> D
end
end
subgraph "多通道配电系统"
subgraph "通道1: 航电设备"
J["VBA1101N_1"]
K[航电负载]
end
subgraph "通道2: 传感器"
L["VBA1101N_2"]
M[传感器负载]
end
subgraph "通道3: 伺服系统"
N["VBA1101N_3"]
O[伺服负载]
end
subgraph "通道4: 通信模块"
P["VBA1101N_4"]
Q[通信负载]
end
R[负载管理控制器] --> J
R --> L
R --> N
R --> P
A --> J
A --> L
A --> N
A --> P
J --> K
L --> M
N --> O
P --> Q
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
系统保护与热管理拓扑详图
graph TB
subgraph "分级热管理系统"
A["一级: 强制风冷"] --> B["电机驱动MOSFET"]
C["二级: 散热器"] --> D["预充电路MOSFET"]
E["三级: PCB敷铜"] --> F["负载开关MOSFET"]
G[温度传感器阵列] --> H[热管理控制器]
H --> I[风扇PWM控制]
H --> J[降频保护]
I --> K[冷却风扇]
end
subgraph "多级保护网络"
subgraph "电气保护"
L[RC吸收电路] --> M["逆变开关管"]
N[TVS阵列] --> O["栅极驱动芯片"]
P[肖特基二极管] --> Q["续流回路"]
end
subgraph "监控与故障处理"
R[电流检测] --> S[比较器阵列]
T[电压检测] --> S
U[温度检测] --> S
S --> V[故障仲裁逻辑]
V --> W[分级关断]
W --> X[预充电路]
W --> Y[逆变驱动]
W --> Z[负载开关]
end
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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