graph LR
subgraph "高速電磁閥驅動通道"
A[MCU PWM信號] --> B[柵極驅動器]
B --> C["VBGQF1606 \n 柵極"]
subgraph C ["VBGQF1606 MOSFET"]
direction LR
GATE[柵極]
DRAIN[漏極]
SOURCE[源極]
end
D[24V主電源] --> E[電流檢測電阻]
E --> DRAIN
SOURCE --> F[電磁閥線圈]
F --> G[驅動地]
H[續流二極體] -->|反並聯| F
I[RC緩衝電路] -->|並聯| C
J[TVS保護] -->|柵極箝位| GATE
end
subgraph "佈局與散熱優化"
K["2oz加厚銅箔"] --> C
L["散熱過孔陣列"] --> K
M["底部露銅"] --> L
M --> N[系統散熱基板]
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
精密感測器供電拓撲詳圖
graph TB
subgraph "雙通道感測器供電開關"
A[MCU使能信號] --> B["VBTA3230NS \n 通道1"]
C[MCU使能信號] --> D["VBTA3230NS \n 通道2"]
subgraph B ["VBTA3230NS 通道1"]
direction LR
IN1[輸入]
OUT1[輸出]
GND1[地]
end
subgraph D ["VBTA3230NS 通道2"]
direction LR
IN2[輸入]
OUT2[輸出]
GND2[地]
end
E[24V濾波後] --> IN1
E --> IN2
OUT1 --> F["LC濾波器 \n (磁珠+電容)"]
OUT2 --> G["LC濾波器 \n (磁珠+電容)"]
F --> H[高精度壓力感測器]
G --> I[光電感測器]
H --> J[模擬地平面]
I --> J
end
subgraph "雜訊抑制與佈局"
K["獨立模擬地"] --> J
L["電源走線遮罩"] --> F
L --> G
M["最短回流路徑"] --> H
M --> I
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
輔助系統與智能管理拓撲詳圖
graph LR
subgraph "雙路PMOS智能開關"
A[MCU GPIO 3.3V] --> B["VB4290A \n 通道1"]
C[MCU GPIO 3.3V] --> D["VB4290A \n 通道2"]
subgraph B ["VB4290A 通道1"]
direction LR
GATE_P1[柵極]
SOURCE_P1[源極]
DRAIN_P1[漏極]
end
subgraph D ["VB4290A 通道2"]
direction LR
GATE_P2[柵極]
SOURCE_P2[源極]
DRAIN_P2[漏極]
end
E[12V輔助電源] --> DRAIN_P1
E --> DRAIN_P2
SOURCE_P1 --> F[PWM調光電路]
SOURCE_P2 --> G[風扇驅動電路]
F --> H[LED指示燈陣列]
G --> I[冷卻風扇]
H --> J[系統地]
I --> J
end
subgraph "系統管理邏輯"
K[溫度感測器] --> L[MCU]
L --> M[PWM生成]
M --> A
L --> N[風扇控制演算法]
N --> C
O[電流監測] --> L
P[故障診斷] --> L
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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