graph LR
subgraph "80Plus鈦金級PFC電路"
A[230VAC輸入] --> B[EMI濾波器]
B --> C[整流橋]
C --> D[PFC升壓電感]
D --> E[PFC開關節點]
E --> F["VBMB16R20SFD \n 600V/20A"]
F --> G[高壓直流母線]
G --> H[DC-DC轉換器]
H --> I[12V輸出]
J[PFC控制器] --> K[柵極驅動器]
K --> F
G -->|電壓回饋| J
L[電流檢測] --> J
subgraph "保護電路"
M[RCD緩衝電路]
N[TVS保護]
end
F --> M
E --> N
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
12V主電源分配網路拓撲詳圖
graph TB
subgraph "12V主電源分配"
A[12V電源輸入] --> B[π型濾波器]
B --> C[主分配節點]
C --> D["VBL1405 \n 40V/100A"]
D --> E[背板電源層1]
C --> F["VBL1405 \n 40V/100A"]
F --> G[背板電源層2]
C --> H["VBL1405 \n 40V/100A"]
H --> I[背板電源層3]
C --> J["VBL1405 \n 40V/100A"]
J --> K[背板電源層4]
subgraph "去耦網路"
L[10uF MLCC]
M[100nF陶瓷電容]
N[470uF電解電容]
end
C --> L
C --> M
D --> N
O[電流檢測IC] --> P[MCU]
P --> Q[過流保護]
Q --> D
Q --> F
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能負載管理拓撲詳圖
graph TB
subgraph "硬碟組智能供電"
A[背板12V電源] --> B["VBA3222 \n 通道1"]
A --> C["VBA3222 \n 通道2"]
B --> D[硬碟組1供電]
C --> E[硬碟組2供電]
subgraph "控制邏輯"
F[MCU GPIO] --> G[電平轉換]
G --> H[柵極驅動器]
H --> B
H --> C
I[溫度感測器] --> J[溫度監控]
J --> K[智能控制邏輯]
K --> F
L[電流採樣] --> M[過流檢測]
M --> N[保護觸發]
N --> B
N --> C
end
D --> O[15塊硬碟]
E --> P[15塊硬碟]
end
subgraph "風扇PWM控制"
Q[背板12V電源] --> R["VBA3222"]
R --> S[風扇組]
T[MCU PWM] --> U[驅動電路]
U --> R
V[溫度回饋] --> W[閉環控制]
W --> T
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style R fill:#fff3e0,stroke:#ff9800,stroke-width:2px
三級熱管理架構拓撲詳圖
graph LR
subgraph "三級散熱系統"
A["一級: 強制風冷"] --> B["主分配MOSFET \n VBL1405"]
C["二級: 專用風道"] --> D["PFC MOSFET \n VBMB16R20SFD"]
E["三級: PCB敷銅+系統風冷"] --> F["負載開關 \n VBA3222"]
G["四級: 硬碟區風道"] --> H["硬碟陣列"]
subgraph "溫度監控網路"
I[MOSFET溫度感測器]
J[背板溫度感測器]
K[環境溫度感測器]
L[硬碟溫度感測器]
end
I --> M[溫度採集]
J --> M
K --> M
L --> M
M --> N[MCU]
N --> O[風扇PWM控制]
N --> P[負載管理控制]
O --> Q[系統風扇]
O --> R[電源模組風扇]
P --> S[硬碟供電調整]
P --> T[功耗優化]
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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