graph LR
subgraph "LLC諧振變換器"
A["光伏/風電輸入 \n 最高600VDC"] --> B["EMI濾波器"]
B --> C["輸入電容"]
C --> D["LLC諧振腔"]
D --> E["高頻變壓器初級"]
E --> F["開關節點"]
subgraph "高壓開關管"
G["VBL19R13S \n 900V/13A"]
H["VBL19R13S \n 900V/13A"]
end
F --> G
F --> H
G --> I["初級地"]
H --> I
J["變壓器次級"] --> K["同步整流"]
K --> L["輸出濾波"]
L --> M["電池充電母線 \n 400-800VDC"]
N["LLC控制器"] --> O["柵極驅動器"]
O --> G
O --> H
M -->|電壓回饋| N
end
subgraph "保護電路"
P["RCD鉗位電路"] --> E
Q["TVS吸收網路"] --> F
R["過流保護"] --> N
end
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
雙向逆變/整流橋臂拓撲詳圖
graph TB
subgraph "三相逆變橋臂拓撲"
A["直流母線電容"] --> B["U相上橋臂"]
A --> C["V相上橋臂"]
A --> D["W相上橋臂"]
subgraph "上橋臂IGBT模組"
E["VBP16I30 \n 650V/30A"]
F["VBP16I30 \n 650V/30A"]
G["VBP16I30 \n 650V/30A"]
end
B --> E
C --> F
D --> G
E --> H["U相輸出"]
F --> I["V相輸出"]
G --> J["W相輸出"]
subgraph "下橋臂IGBT模組"
K["VBP16I30 \n 650V/30A"]
L["VBP16I30 \n 650V/30A"]
M["VBP16I30 \n 650V/30A"]
end
H --> K
I --> L
J --> M
K --> N["直流負母線"]
L --> N
M --> N
end
subgraph "驅動與保護"
O["DSP/MCU控制器"] --> P["IGBT驅動電路"]
P --> E
P --> K
Q["直流母線電壓檢測"] --> O
R["輸出電流檢測"] --> O
S["溫度監測"] --> O
T["緩衝吸收電路"] --> E
T --> K
end
style E fill:#fff3e0,stroke:#ff9800,stroke-width:2px
智能配電與負載管理拓撲詳圖
graph LR
subgraph "雙MOS智能開關通道"
A["MCU GPIO控制"] --> B["電平轉換電路"]
B --> C["VBKB5245輸入"]
subgraph C["VBKB5245 雙N+P MOSFET"]
direction LR
IN_P["PMOS柵極"]
IN_N["NMOS柵極"]
S_P["PMOS源極"]
S_N["NMOS源極"]
D_P["PMOS漏極"]
D_N["NMOS漏極"]
end
VCC_24V["24V輔助電源"] --> D_P
VCC_24V --> D_N
S_P --> E["負載正極"]
S_N --> F["負載負極"]
E --> G["負載設備"]
F --> H["負載地"]
I["電流檢測電阻"] --> F
I --> J["電流檢測放大器"]
J --> K["MCU ADC"]
end
subgraph "多路負載管理應用"
L["感測器通道"] --> M["VBKB5245"]
N["通信模組通道"] --> O["VBKB5245"]
P["照明調光通道"] --> Q["VBKB5245 PWM"]
R["水泵控制通道"] --> S["VBKB5245"]
T["安防警報通道"] --> U["VBKB5245"]
V["負載優先順序管理器"] --> W["MCU負載調度演算法"]
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
熱管理與環境防護拓撲詳圖
graph TB
subgraph "三級熱管理架構"
A["一級: IGBT強制冷卻"] --> B["散熱器+風扇"]
B --> C["溫度感測器"]
C --> D["風扇PWM控制"]
D --> E["冷卻風扇"]
subgraph "二級: 高壓MOSFET PCB散熱"
F["大面積銅層設計"] --> G["散熱過孔陣列"]
H["熱敏電阻監測"] --> I["VBL19R13S結溫估算"]
end
subgraph "三級: 控制晶片自然散熱"
J["合理佈局散熱"] --> K["空氣對流設計"]
L["環境溫度監測"] --> M["功率降額控制"]
end
end
subgraph "環境防護與三防處理"
N["三防漆塗層"] --> O["鹽霧防護層"]
N --> P["防潮密封層"]
N --> Q["防黴處理"]
R["灌封膠保護"] --> S["關鍵電路模組"]
T["防雷擊保護"] --> U["輸入/輸出端口"]
V["防腐蝕連接器"] --> W["外部介面"]
end
subgraph "電氣保護網路"
X["直流母線緩衝"] --> Y["IGBT過壓保護"]
Z["柵極驅動保護"] --> AA["TVS鉗位電路"]
AB["過流快速關斷"] --> AC["故障鎖存電路"]
AD["絕緣監測"] --> AE["接地故障保護"]
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
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