graph TB
subgraph "高壓輸入與保護"
A["800V電池輸入"] --> B["輸入濾波與保護"]
B --> C["共模電感與X電容"]
C --> D["母線電容"]
end
subgraph "LLC諧振變換器拓撲"
D --> E["VBL19R09S \n 高壓半橋上管"]
D --> F["VBL19R09S \n 高壓半橋下管"]
E --> G["諧振電感Lr"]
F --> G
G --> H["諧振電容Cr"]
H --> I["高頻變壓器初級"]
I --> J["變壓器磁芯與繞組"]
subgraph "次級側同步整流"
J --> K["同步整流MOSFET"]
K --> L["輸出濾波電感"]
L --> M["輸出濾波電容"]
M --> N["12V/24V輸出"]
end
end
subgraph "控制與回饋"
O["LLC諧振控制器"] --> P["高壓隔離驅動器"]
P --> E
P --> F
Q["同步整流控制器"] --> R["次級側驅動器"]
R --> K
S["輸出電壓採樣"] --> T["誤差放大器"]
T --> O
U["初級電流檢測"] --> V["電流保護電路"]
V --> O
W["變壓器溫度檢測"] --> X["過熱保護"]
X --> O
end
subgraph "安全隔離設計"
Y["初級地"] -- "加強絕緣" --> Z["次級地"]
AA["原邊控制器"] -- "隔離通信" --> BB["副邊控制器"]
CC["安規電容"] --> Y
CC --> Z
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
輔助電機驅動拓撲詳圖
graph LR
subgraph "三相逆變橋功率級"
A["24V輔助電源"] --> B["輸入電容"]
B --> C["VBGL1103 U相上管"]
B --> D["VBGL1103 V相上管"]
B --> E["VBGL1103 W相上管"]
C --> F["U相輸出"]
D --> G["V相輸出"]
E --> H["W相輸出"]
I["VBGL1103 U相下管"] --> J["功率地"]
K["VBGL1103 V相下管"] --> J
L["VBGL1103 W相下管"] --> J
F --> I
G --> K
H --> L
end
subgraph "電機負載連接"
F --> M["電子水泵 \n 三相電機"]
G --> M
H --> M
F --> N["電子油泵 \n 三相電機"]
G --> N
H --> N
end
subgraph "驅動與控制電路"
O["電機控制MCU"] --> P["三相預驅動器"]
P --> Q["U相柵極驅動"]
P --> R["V相柵極驅動"]
P --> S["W相柵極驅動"]
Q --> C
Q --> I
R --> D
R --> K
S --> E
S --> L
T["相電流檢測"] --> U["電流採樣電路"]
U --> O
V["位置感測器"] --> W["解碼電路"]
W --> O
end
subgraph "散熱管理"
X["液冷散熱板"] --> C
X --> D
X --> E
X --> I
X --> K
X --> L
Y["溫度感測器"] --> Z["溫度監控"]
Z --> O
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
高壓智能配電單元拓撲詳圖
graph TB
subgraph "高壓配電輸入"
A["400V電池正極"] --> B["主熔斷器"]
B --> C["接觸器/繼電器"]
C --> D["高壓直流母線"]
D --> E["母線電容"]
end
subgraph "智能負載開關通道"
subgraph "PTC加熱器通道"
F["VBQA2157N \n P-MOS開關"] --> G["輸出濾波"]
G --> H["電流檢測"]
H --> I["PTC加熱器負載"]
end
subgraph "電池加熱通道"
J["VBQA2157N \n P-MOS開關"] --> K["輸出濾波"]
K --> L["電流檢測"]
L --> M["電池加熱膜"]
end
subgraph "充電喚醒通道"
N["VBQA2157N \n P-MOS開關"] --> O["輸出濾波"]
O --> P["電流檢測"]
P --> Q["充電介面電路"]
end
subgraph "備用負載通道"
R["VBQA2157N \n P-MOS開關"] --> S["輸出濾波"]
S --> T["電流檢測"]
T --> U["備用高壓負載"]
end
D --> F
D --> J
D --> N
D --> R
end
subgraph "控制與隔離介面"
V["域控制器GPIO"] --> W["電平轉換電路"]
W --> X["光耦隔離器"]
X --> Y["柵極驅動電路"]
Y --> F
Y --> J
Y --> N
Y --> R
Z["負載狀態回饋"] --> AA["隔離ADC"]
AA --> V
end
subgraph "保護電路"
AB["RC吸收網路"] --> F
AC["RC吸收網路"] --> J
AD["TVS保護"] --> F
AE["TVS保護"] --> J
AF["過流比較器"] --> AG["故障鎖存"]
AG --> AH["關斷信號"]
AH --> Y
end
subgraph "PCB熱設計"
AI["DFN8底部焊盤"] --> AJ["大面積銅層"]
AJ --> AK["散熱過孔陣列"]
AK --> AL["金屬外殼"]
end
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style N fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style R 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.