graph LR
subgraph "LLC諧振變換器拓撲"
A["高壓輸入 \n 48-200V"] --> B["輸入濾波"]
B --> C["主開關管"]
subgraph "MOSFET選型"
C["VBGQF1201M \n 200V/10A"]
D["VBGQF1201M \n 同步整流"]
end
C --> E["LLC諧振腔 \n Lr, Cr"]
E --> F["高頻變壓器"]
F --> G["次級整流"]
G --> D
D --> H["輸出濾波"]
H --> I["直流輸出 \n 12-48V"]
J["控制器"] --> K["柵極驅動器"]
K --> C
K --> D
I -->|回饋| J
end
subgraph "驅動與保護"
L["隔離驅動"] --> K
M["過流檢測"] --> N["保護電路"]
N --> J
O["過壓檢測"] --> N
P["RCD緩衝"] --> C
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
電池管理與保護拓撲
graph TB
subgraph "電池充放電管理"
A["充電輸入"] --> B["充電控制器"]
B --> C["充電開關"]
subgraph "MOSFET陣列"
C["VBC2311 \n 主開關"]
D["VBC2311 \n 防反接"]
E["VBC2311 \n 放電開關"]
end
C --> F["電池組+"]
D --> F
F --> G["電池保護"]
G --> H["負載輸出"]
H --> E
I["MCU"] --> J["驅動電路"]
J --> C
J --> D
J --> E
end
subgraph "保護電路"
K["電壓檢測"] --> L["比較器"]
M["電流檢測"] --> L
N["溫度檢測"] --> L
L --> O["保護邏輯"]
O --> P["關斷信號"]
P --> C
P --> E
Q["TVS管"] --> F
R["保險絲"] --> F
end
subgraph "均衡電路"
S["均衡控制器"] --> T["均衡開關"]
T --> U["均衡電阻"]
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style E fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
輔助電源與介面控制拓撲
graph LR
subgraph "輔助電源生成"
A["主電源"] --> B["DC-DC變換器"]
B --> C["12V輸出"]
B --> D["5V輸出"]
B --> E["3.3V輸出"]
C --> F["風扇供電"]
D --> G["通信模組供電"]
E --> H["MCU供電"]
end
subgraph "智能負載開關"
subgraph "MCU介面"
I["GPIO1"] --> J["電平轉換"]
K["GPIO2"] --> L["電平轉換"]
M["GPIO3"] --> N["電平轉換"]
end
subgraph "MOSFET開關陣列"
J --> O["VBTA1220N \n 風扇控制"]
L --> P["VBTA1220N \n 通信開關"]
N --> Q["VBTA1220N \n 繼電器驅動"]
end
O --> R["散熱風扇"]
P --> S["4G模組"]
P --> T["GPS模組"]
Q --> U["輸出繼電器"]
V["電源管理IC"] --> W["使能控制"]
W --> B
end
subgraph "通信介面"
X["MCU"] --> Y["CAN收發器"]
X --> Z["RS485收發器"]
X --> AA["以太網PHY"]
Y --> AB["車輛CAN"]
Z --> AC["遠程監控"]
AA --> AD["網路通信"]
end
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style P fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q 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.