graph LR
subgraph "直流有刷电机H桥驱动"
A[MCU PWM] --> B[半桥驱动器]
B --> C["VBQF3310G \n 上桥N-MOS"]
B --> D["VBQF3310G \n 下桥N-MOS"]
C --> E[电机正端]
D --> F[电机负端]
E --> G[直流有刷电机]
F --> G
H[电源12V/24V] --> C
I[地] --> D
end
subgraph "低压无刷电机单相桥臂"
J[MCU PWM] --> K[三相驱动器]
K --> L["VBQF3310G \n 高侧开关"]
K --> M["VBQF3310G \n 低侧开关"]
L --> N[电机相线U]
M --> O[地]
N --> P[BLDC电机]
Q[霍尔传感器] --> R[位置解码]
R --> J
end
subgraph "保护与滤波电路"
S[电机端子] --> T[RC吸收网络]
U[电源总线] --> V[高频瓷介电容]
W[栅极驱动] --> X[TVS保护]
Y[电流检测] --> Z[过流保护]
Z --> B
Z --> K
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电源分配管理拓扑详图
graph TB
subgraph "MCU GPIO直接驱动开关"
A[MCU GPIO 3.3V/5V] --> B[栅极串联电阻]
B --> C["VBB1328栅极"]
D[主电源12V/24V] --> E["VBB1328漏极"]
F["VBB1328源极"] --> G[负载电源]
C -->|驱动信号| F
subgraph "VBB1328内部结构"
direction LR
GATE[栅极]
DRAIN[漏极]
SOURCE[源极]
end
end
subgraph "多路电源分配网络"
H[主电源总线] --> I["VBB1328-1 \n MCU核心板"]
H --> J["VBB1328-2 \n 传感器阵列"]
H --> K["VBB1328-3 \n 通信模块"]
H --> L["VBB1328-4 \n 显示单元"]
I --> M[3.3V核心电源]
J --> N[5V传感器电源]
K --> O[3.8V通信电源]
L --> P[12V显示电源]
Q[MCU控制逻辑] --> R[使能信号分配]
R --> I
R --> J
R --> K
R --> L
end
subgraph "电源管理功能"
S[智能分时上电] --> T[模块1电源]
S --> U[模块2电源]
S --> V[模块3电源]
W[低功耗管理] --> X[休眠模式控制]
Y[故障隔离] --> Z[自动关断]
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style I fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
辅助执行器控制拓扑详图
graph LR
subgraph "高侧P-MOS开关控制"
A[MCU GPIO 3.3V] --> B[NPN电平转换]
B --> C["VBC2333栅极"]
D[电源正极12V/24V] --> E["VBC2333源极"]
F["VBC2333漏极"] --> G[电磁阀负载]
G --> H[电源负极]
subgraph "VBC2333内部结构"
direction LR
GATE_P[栅极]
SOURCE_P[源极]
DRAIN_P[漏极]
BODY_DIODE[体二极管]
end
end
subgraph "电磁阀控制阵列"
I[灌溉控制逻辑] --> J["分区1: VBC2333"]
I --> K["分区2: VBC2333"]
I --> L["分区3: VBC2333"]
J --> M[电磁阀组1]
K --> N[电磁阀组2]
L --> O[电磁阀组3]
M --> P[喷灌区1]
N --> Q[喷灌区2]
O --> R[喷灌区3]
end
subgraph "保护电路"
S[电磁阀线圈] --> T[续流二极管]
U[栅极驱动] --> V[RC滤波]
W[负载端子] --> X[TVS保护]
Y[过流检测] --> Z[快速关断]
end
subgraph "其他执行器"
AA[报警控制] --> AB["VBC2333"]
AC[通风控制] --> AD["VBC2333"]
AE[照明控制] --> AF["VBC2333"]
AB --> AG[声光报警器]
AD --> AH[散热风扇]
AF --> AI[LED照明]
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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