graph LR
subgraph "H桥电机驱动电路"
A["24V动力总线"] --> B["DRV8701电机驱动IC"]
B --> C["VBGQF1806 \n 上桥臂N-MOS"]
B --> D["VBGQF1806 \n 上桥臂N-MOS"]
B --> E["VBGQF1806 \n 下桥臂N-MOS"]
B --> F["VBGQF1806 \n 下桥臂N-MOS"]
C --> G["直流有刷电机"]
E --> G
D --> H["直流有刷电机"]
F --> H
subgraph "保护电路"
I["电流采样电阻"] --> J["过流比较器"]
K["RC吸收网络"] --> G
L["续流二极管"] --> C
end
J --> B
end
subgraph "控制与反馈"
M["主控MCU PWM"] --> B
G --> N["电机编码器"]
H --> O["电机编码器"]
N --> P["速度/位置反馈"]
O --> P
P --> M
end
subgraph "热管理设计"
Q["2oz铜厚PCB"] --> C
Q --> D
R["散热过孔阵列"] --> E
R --> F
S["温度传感器"] --> T["热管理算法"]
T --> M
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style B fill:#fce4ec,stroke:#e91e63,stroke-width:2px
执行机构控制拓扑详图
graph TB
subgraph "高侧P-MOS开关控制"
A["12V/24V电源"] --> B["VBQF2412 \n P-MOSFET"]
C["MCU GPIO"] --> D["电平转换电路"]
D --> E["栅极驱动"]
E --> B
B --> F["执行机构电机"]
subgraph "保护电路"
G["续流二极管"] --> B
H["电流检测"] --> I["过流保护"]
I --> J["关断信号"]
J --> E
end
end
subgraph "位置反馈与控制"
F --> K["电位器/编码器"]
K --> L["位置反馈信号"]
L --> M["PID控制器"]
M --> C
end
subgraph "热管理"
N["100mm²敷铜区"] --> B
O["散热过孔"] --> N
P["温度监控"] --> Q["降额管理"]
Q --> M
end
subgraph "扩展应用:双路集成"
R["MCU GPIO"] --> S["VBQF4338 \n 双路P-MOS"]
S --> T["机械臂关节1"]
S --> U["机械臂关节2"]
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style S fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style C fill:#fce4ec,stroke:#e91e63,stroke-width:2px
传感器与负载开关拓扑详图
graph LR
subgraph "多路传感器电源管理"
A["传感器协处理器"] --> B["GPIO控制矩阵"]
B --> C["VBB1328 N-MOS \n 激光雷达电源"]
B --> D["VBB1328 N-MOS \n 超声波电源"]
B --> E["VBB1328 N-MOS \n 红外传感器电源"]
B --> F["VBB1328 N-MOS \n 照明系统"]
B --> G["VBB1328 N-MOS \n 通信模块"]
C --> H["激光雷达模块"]
D --> I["超声波阵列"]
E --> J["红外传感器"]
F --> K["LED照明系统"]
G --> L["WiFi/蓝牙模块"]
subgraph "驱动优化"
M["栅极串联电阻 \n 22-100Ω"] --> C
N["图腾柱缓冲电路"] --> D
end
end
subgraph "电源时序管理"
O["上电时序控制"] --> B
P["休眠模式管理"] --> B
Q["故障隔离"] --> B
end
subgraph "EMC与保护"
R["电源滤波电容"] --> C
S["TVS保护管"] --> H
T["ESD保护器件"] --> L
U["磁珠滤波器"] --> J
end
subgraph "空间优化布局"
V["SOT23-3封装"] --> C
V --> D
V --> E
W["高密度布板"] --> X["最小间距设计"]
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style A fill:#fce4ec,stroke:#e91e63,stroke-width:2px
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