graph LR
subgraph "硬碟背板電源路徑"
A["12V直流輸入"] --> B["輸入濾波"]
B --> C["熱插拔控制器"]
C --> D["柵極驅動器"]
D --> E["VBQF1104N \n 100V/21A"]
E --> F["電源路徑"]
F --> G["背板連接器"]
subgraph "硬碟陣列"
H["硬碟1"]
I["硬碟2"]
J["硬碟3"]
K["硬碟4"]
end
G --> H
G --> I
G --> J
G --> K
end
subgraph "保護電路"
L["電流檢測"] --> M["比較器"]
M --> N["故障鎖存"]
N --> O["關斷信號"]
O --> E
P["TVS陣列"] --> Q["電壓鉗位"]
Q --> E
R["緩啟動電路"] --> S["軟啟動"]
S --> C
end
subgraph "熱管理"
T["溫度感測器"] --> U["MCU"]
U --> V["降額控制"]
V --> C
W["PCB敷銅散熱"] --> E
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
計算單元DC-DC轉換拓撲詳圖
graph TB
subgraph "多相Buck轉換器"
A["12V輸入"] --> B["輸入電容"]
B --> C["多相控制器"]
subgraph "相位1"
D1["VBQG3322上管"] --> E1["電感L1"]
F1["VBQG3322下管"] --> GND1
end
subgraph "相位2"
D2["VBQG3322上管"] --> E2["電感L2"]
F2["VBQG3322下管"] --> GND2
end
subgraph "相位3"
D3["VBQG3322上管"] --> E3["電感L3"]
F3["VBQG3322下管"] --> GND3
end
C --> D1
C --> F1
C --> D2
C --> F2
C --> D3
C --> F3
E1 --> H["輸出電容"]
E2 --> H
E3 --> H
H --> I["CPU/GPU電源軌 \n 0.8-1.2V"]
I --> J["計算單元"]
end
subgraph "記憶體供電"
K["12V輸入"] --> L["Buck控制器"]
L --> M["VBQG3322上管"]
L --> N["VBQG3322下管"]
M --> O["電感"]
N --> GND4
O --> P["輸出電容"]
P --> Q["DDR電源軌1.2V"]
Q --> R["記憶體模組"]
end
subgraph "驅動與保護"
S["柵極驅動器"] --> D1
S --> F1
T["死區時間控制"] --> C
U["電流平衡"] --> C
V["過流保護"] --> W["關斷信號"]
W --> D1
W --> F1
end
style D1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style M fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
散熱與輔助負載控制拓撲詳圖
graph LR
subgraph "智能風扇控制"
A["MCU"] --> B["PWM發生器"]
B --> C["電平轉換"]
C --> D["VBTA1290 \n 20V/2A"]
D --> E["12V風扇電源"]
subgraph "風扇陣列"
F["風扇1"]
G["風扇2"]
H["風扇3"]
I["風扇4"]
end
E --> F
E --> G
E --> H
E --> I
J["轉速回饋"] --> K["頻率檢測"]
K --> A
end
subgraph "輔助模組開關控制"
L["MCU GPIO"] --> M["VBTA1290 \n 網路PHY開關"]
L --> N["VBTA1290 \n 時鐘開關"]
L --> O["VBTA1290 \n LED控制"]
M --> P["網路PHY模組"]
N --> Q["時鐘發生器"]
O --> R["狀態指示燈"]
end
subgraph "溫度監控與調速"
S["CPU溫度感測器"] --> T["溫度讀取"]
U["環境溫度感測器"] --> T
T --> V["PID控制演算法"]
V --> B
W["溫度閾值"] --> X["報警信號"]
X --> A
end
subgraph "驅動電路優化"
Y["柵極串聯電阻"] --> D
Z["下拉電阻"] --> D
AA["ESD保護"] --> D
end
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style M fill:#fff3e0,stroke:#ff9800,stroke-width:2px
*To request free samples, please complete and submit the following information. Our team will review your application within 24 hours and arrange shipment upon approval. Thank you!
X
SN Check
***Serial Number Lookup Prompt**
1. Enter the complete serial number, including all letters and numbers.
2. Click Submit to proceed with verification.
The system will verify the validity of the serial number and its corresponding product information to help you confirm its authenticity.
If you notice any inconsistencies or have any questions, please immediately contact our customer service team. You can also call 400-655-8788 for manual verification to ensure that the product you purchased is authentic.