graph LR
subgraph "PFC升壓電路"
A["交流輸入 \n 85-265VAC"] --> B["EMI濾波器"]
B --> C["整流橋"]
C --> D["PFC電感"]
D --> E["開關節點"]
E --> F["VBL165R12 \n 650V/12A"]
F --> G["高壓直流母線 \n ~400VDC"]
H["PFC控制器"] --> I["柵極驅動器"]
I --> F
G -->|電壓回饋| H
J["電流檢測"] --> H
end
subgraph "保護電路"
K["壓敏電阻MOV"] --> A
L["氣體放電管GDT"] --> A
M["RCD緩衝電路"] --> F
N["輸入保險絲"] --> A
end
subgraph "輔助電源"
O["高壓母線"] --> P["反激控制器"]
P --> Q["輔助變壓器"]
Q --> R["12V輸出"]
Q --> S["5V輸出"]
R --> H
R --> I
S --> MCU["主控MCU"]
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#fff3e0,stroke:#ff9800,stroke-width:2px
加熱管驅動拓撲詳圖
graph TB
subgraph "多檔位加熱控制"
A["高壓直流母線"] --> B["功率分配節點"]
B --> C["VBGL1105 \n 100V/125A"]
C --> D["加熱管1 \n 800W"]
B --> E["VBGL1105 \n 100V/125A"]
E --> F["加熱管2 \n 800W"]
B --> G["VBGL1105 \n 100V/125A"]
G --> H["加熱管3 \n 400W"]
I["MCU"] --> J["多路PWM控制器"]
J --> K["電流檢測放大器"]
K --> I
end
subgraph "保護與監測"
L["NTC溫度感測器"] --> M["加熱管表面"]
N["過流檢測電阻"] --> C
N --> E
N --> G
O["RC吸收電路"] --> C
O --> E
O --> G
P["熱熔斷器"] --> D
P --> F
P --> H
end
subgraph "檔位控制邏輯"
Q["檔位1:400W"] --> G
R["檔位2:800W"] --> C
S["檔位3:1600W"] --> C
S --> E
T["檔位4:2000W"] --> C
T --> E
T --> G
end
style C fill:#ffebee,stroke:#f44336,stroke-width:2px
style E fill:#ffebee,stroke:#f44336,stroke-width:2px
style G fill:#ffebee,stroke:#f44336,stroke-width:2px
熱管理與散熱拓撲詳圖
graph LR
subgraph "三級散熱系統"
A["一級散熱"] --> B["VBGL1105驅動管"]
C["大面積PCB敷銅 \n 20cm²以上"] --> B
D["多層板內層銅 \n 熱擴散"] --> B
E["散熱過孔陣列"] --> B
F["系統風道設計"] --> B
G["二級散熱"] --> H["VBL165R12 PFC管"]
I["TO-263散熱焊盤"] --> H
J["PCB接地銅層"] --> H
K["2oz銅厚設計"] --> H
L["三級散熱"] --> M["控制晶片"]
N["遠離主熱源"] --> M
O["自然空氣對流"] --> M
P["獨立溫區佈局"] --> M
end
subgraph "溫度監測網絡"
Q["NTC感測器1"] --> R["加熱管表面"]
S["NTC感測器2"] --> T["MOSFET焊點"]
U["NTC感測器3"] --> V["PCB熱點"]
W["NTC感測器4"] --> X["環境溫度"]
Y["溫度採集電路"] --> Z["MCU"]
Q --> Y
S --> Y
U --> Y
W --> Y
end
subgraph "主動散熱控制"
Z --> AA["PWM風扇控制"]
AA --> AB["VB5610N H橋"]
AB --> AC["迴圈風機"]
Z --> AD["過熱保護邏輯"]
AD --> AE["功率降額"]
AD --> AF["緊急關斷"]
end
style B fill:#ffebee,stroke:#f44336,stroke-width:2px
style H fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style AB fill:#e3f2fd,stroke:#2196f3,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.