graph LR
subgraph "高压电磁阀驱动通道"
A[MCU控制信号] --> B[栅极驱动芯片]
B --> C[推挽驱动电路]
C --> D["VB1204M \n 200V/0.6A"]
D --> E["电磁阀负载"]
E --> F[续流二极管]
F --> G[地]
H[48V工业总线] --> D
subgraph "保护电路"
I[TVS管] --> D
J[栅极串联电阻] --> D
K[RC吸收网络] --> E
end
end
subgraph "灭火剂释放控制逻辑"
L[AI火灾识别] --> M[确认火源位置]
M --> N[选择灭火区域]
N --> O[发送启动指令]
O --> P[驱动对应阀门]
P --> Q[灭火剂释放]
Q --> R[状态反馈]
R --> L
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
报警与通信供电拓扑详图
graph TB
subgraph "直接MCU驱动通道"
A[MCU GPIO] --> B["VB1435 \n 40V/4.8A"]
C[24V工业总线] --> B
B --> D[声光报警器]
D --> E[地]
F["栅极串联电阻 \n 10Ω"] --> B
end
subgraph "多路报警器并联驱动"
G[MCU GPIO] --> H["VB1435"]
I[24V总线] --> H
H --> J[警示灯阵列]
J --> K[地]
H --> L[旋转报警灯]
L --> K
H --> M[高分贝警笛]
M --> K
end
subgraph "通信模块电源管理"
N[MCU GPIO] --> O["VB1435"]
P[24V总线] --> O
O --> Q[DC-DC转换器]
Q --> R[4G/5G通信模块]
R --> S[地]
T[后备电池] --> U[切换电路]
U --> R
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style O fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
传感器网络电源管理拓扑详图
graph LR
subgraph "P-MOS高侧开关控制"
A[MCU 3.3V信号] --> B[N-MOS电平转换]
B --> C["VB2120 \n -12V/-6A"]
D[12V传感器总线] --> C
C --> E[π型滤波电路]
E --> F[传感器阵列]
F --> G[地]
H[上拉电阻] --> C
end
subgraph "分区传感器网络"
subgraph "区域1"
I["VB2120_Zone1"] --> J["温度传感器x4"]
end
subgraph "区域2"
K["VB2120_Zone2"] --> L["烟雾探测器x3"]
end
subgraph "区域3"
M["VB2120_Zone3"] --> N["气体传感器x2"]
end
O[AI控制算法] --> P[分时供电调度]
P --> I
P --> K
P --> M
end
subgraph "传感器数据采集"
Q[模拟多路复用器] --> R[ADC转换]
R --> S[MCU处理]
S --> T[AI分析]
T --> O
J --> Q
L --> Q
N --> Q
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style I fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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