graph TB
subgraph "三相主動式PFC級"
A["三相380VAC輸入"] --> B["EMI濾波與浪湧保護"]
B --> C["三相整流橋"]
C --> D["PFC升壓電感"]
D --> E["PFC開關節點"]
subgraph "高壓MOSFET開關"
F["VBP16R32S \n 600V/32A \n SJ_Multi-EPI技術"]
end
E --> F
F --> G["高壓直流母線 \n 400VDC"]
H["PFC控制器"] --> I["隔離柵極驅動器"]
I --> F
G -->|電壓回饋| H
J["電流檢測"] --> H
end
subgraph "多路隔離DC-DC變換級"
G --> K["LLC諧振變換器1"]
G --> L["LLC諧振變換器2"]
G --> M["LLC諧振變換器3"]
K --> N["12V輸出(硬碟供電)"]
L --> O["5V輸出(邏輯供電)"]
M --> P["3.3V輸出(介面供電)"]
subgraph "同步整流MOSFET"
Q["同步整流管1"]
R["同步整流管2"]
end
K --> Q
L --> R
S["PWM控制器"] --> T["同步整流驅動器"]
T --> Q
T --> R
end
subgraph "保護與監測電路"
U["輸入電壓監測"] --> V["保護邏輯"]
W["母線電壓監測"] --> V
X["PFC電流監測"] --> V
Y["溫度監測"] --> V
V --> Z["故障關斷信號"]
Z --> F
Z --> K
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
硬碟背板電源分配拓撲詳圖
graph LR
subgraph "背板電源分配網路"
A["12V電源輸入"] --> B["輸入濾波電容組"]
B --> C["電源分配匯流排"]
C --> D["電流檢測電阻"]
D --> E["電源開關節點"]
subgraph "大電流MOSFET開關陣列"
F["VBGQTA1101 \n 100V/415A \n 1.2mΩ@10V"]
G["VBGQTA1101 \n 100V/415A \n 1.2mΩ@10V"]
H["VBGQTA1101 \n 100V/415A \n 1.2mΩ@10V"]
end
E --> F
E --> G
E --> H
F --> I["硬碟背板端口組1 \n (12盤位)"]
G --> J["硬碟背板端口組2 \n (12盤位)"]
H --> K["硬碟背板端口組3 \n (12盤位)"]
I --> L["SAS/SATA硬碟陣列"]
J --> L
K --> L
end
subgraph "硬碟供電管理與保護"
M["背板管理控制器"] --> N["MOSFET驅動器"]
N --> F
N --> G
N --> H
subgraph "緩啟動與保護電路"
O["軟啟動控制"]
P["過流保護"]
Q["熱插拔保護"]
end
O --> F
P --> F
Q --> F
R["溫度感測器"] --> M
S["電流監測"] --> M
M --> T["故障報告"]
end
subgraph "去耦與濾波網路"
U["高頻陶瓷電容"] --> F
V["固態聚合物電容"] --> F
W["鐵氧體磁珠"] --> I
end
style F fill:#ffebee,stroke:#f44336,stroke-width:2px
智能散熱系統拓撲詳圖
graph TB
subgraph "BLDC風扇驅動電路"
A["48V/12V風機電源"] --> B["輸入濾波"]
B --> C["三相逆變橋節點"]
subgraph "三相逆變橋MOSFET"
U["VBGQA1610 \n 60V/40A \n 10mΩ@10V"]
V["VBGQA1610 \n 60V/40A \n 10mΩ@10V"]
W["VBGQA1610 \n 60V/40A \n 10mΩ@10V"]
X["VBGQA1610 \n 60V/40A \n 10mΩ@10V"]
Y["VBGQA1610 \n 60V/40A \n 10mΩ@10V"]
Z["VBGQA1610 \n 60V/40A \n 10mΩ@10V"]
end
C --> U
C --> V
C --> W
C --> X
C --> Y
C --> Z
U --> D["U相輸出"]
V --> E["V相輸出"]
W --> F["W相輸出"]
X --> D
Y --> E
Z --> F
D --> G["離心風機電機"]
E --> G
F --> G
end
subgraph "智能風扇控制"
H["溫度感測器陣列"] --> I["散熱控制器"]
I --> J["BLDC驅動器IC"]
J --> K["MOSFET柵極驅動"]
K --> U
K --> V
K --> W
K --> X
K --> Y
K --> Z
subgraph "保護電路"
L["反電動勢吸收TVS"]
M["過流檢測"]
N["堵轉保護"]
end
G --> L
G --> M
M --> I
N --> I
I --> O["PWM調速信號"]
O --> J
end
subgraph "多級散熱架構"
P["一級: 硬碟區散熱"] --> Q["前部離心風機"]
R["二級: 控制器散熱"] --> S["中部軸流風機"]
T["三級: 電源模組散熱"] --> U["後部排氣風機"]
V["溫度監測點1"] --> I
W["溫度監測點2"] --> I
X["溫度監測點3"] --> I
end
style U fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
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