graph TB
subgraph "三相雙向PFC/逆變拓撲"
A[三相380VAC輸入] --> B[EMI濾波器]
B --> C[三相全橋]
C --> D[升壓電感]
D --> E[PFC開關節點]
E --> F["VBMB17R15S \n 700V/15A"]
F --> G[高壓直流母線]
H[PFC/逆變控制器] --> I[隔離柵極驅動器]
I --> F
G -->|電壓回饋| H
subgraph "LLC隔離DC/DC級"
G --> J[LLC諧振腔]
J --> K[高頻變壓器]
K --> L[LLC開關節點]
L --> M["VBMB17R15S \n 700V/15A"]
M --> N[初級地]
O[LLC控制器] --> P[隔離驅動器]
P --> M
end
end
subgraph "保護與緩衝電路"
Q[RCD緩衝電路] --> F
R[RC吸收網路] --> M
S[TVS陣列] --> I
T[電流檢測] --> H
U[電壓檢測] --> H
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style M fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
電池側雙向DC/DC變換器拓撲 (VBGL11203應用)
graph LR
subgraph "雙向Buck-Boost變換拓撲"
A[高壓直流母線] --> B[輸入濾波電容]
B --> C[開關節點H]
C --> D["VBGL11203 \n 120V/190A"]
D --> E[輸出濾波電感]
E --> F[輸出濾波電容]
F --> G[電池側直流鏈路]
G --> H[開關節點L]
H --> I["VBGL11203 \n 120V/190A"]
I --> J[輸入地]
K[雙向DC/DC控制器] --> L[大電流驅動器]
L --> D
L --> I
G -->|電流回饋| K
B -->|電壓回饋| K
end
subgraph "熱管理與保護"
M[液冷板] --> D
M --> I
N[溫度感測器] --> O[MCU]
O --> P[泵速控制]
P --> Q[液冷泵]
R[電流檢測] --> S[硬體比較器]
S --> T[故障鎖存]
T --> U[關斷信號]
U --> L
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style I fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
BMS保護與均衡系統拓撲 (VBFB1402應用)
graph TB
subgraph "電池串保護開關網路"
A[電池單體1+] --> B["VBFB1402 \n 40V/120A"]
C[電池單體2+] --> D["VBFB1402 \n 40V/120A"]
E[電池單體3+] --> F["VBFB1402 \n 40V/120A"]
G[電池單體4+] --> H["VBFB1402 \n 40V/120A"]
B --> I[電池組正極]
D --> I
F --> I
H --> I
BMS_AFE1[BMS AFE] --> J[電平轉換]
J --> B
BMS_AFE1 --> K[電平轉換]
K --> D
BMS_AFE1 --> L[電平轉換]
L --> F
BMS_AFE1 --> M[電平轉換]
M --> H
end
subgraph "主動均衡電路"
N[電池單體1] --> O["VBFB1402 \n 均衡開關"]
P[電池單體2] --> Q["VBFB1402 \n 均衡開關"]
R[電池單體3] --> S["VBFB1402 \n 均衡開關"]
O --> T[均衡變壓器]
Q --> T
S --> T
T --> U[均衡匯流排]
BMS_AFE2[BMS控制器] --> V[均衡控制]
V --> O
V --> Q
V --> S
end
subgraph "監測與保護"
W[電壓採樣] --> X[BMS MCU]
Y[電流檢測] --> X
Z[溫度檢測] --> X
X --> AA[過壓保護]
X --> AB[過流保護]
X --> AC[短路保護]
AA --> AD[關斷信號]
AB --> AD
AC --> AD
AD --> B
AD --> D
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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