graph LR
subgraph "雙向Buck-Boost拓撲"
A[電池組輸入] --> B[輸入濾波]
B --> C["VBQF1154N \n Q1(高側)"]
C --> D[電感L1]
D --> E["VBQF1154N \n Q2(低側)"]
E --> F[地]
D --> G["VBQF1154N \n Q3(同步整流)"]
G --> H[高壓輸出]
I["VBQF1154N \n Q4(續流)"] --> F
D --> I
end
subgraph "控制與驅動"
J[雙向DC-DC控制器] --> K[柵極驅動器]
K --> C
K --> E
K --> G
K --> I
L[電流檢測] --> J
M[電壓回饋] --> J
end
subgraph "保護電路"
N[TVS陣列] --> C
O[RC吸收] --> C
P[過流檢測] --> Q[比較器]
Q --> R[關斷信號]
R --> K
end
style C fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style I fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
高頻逆變/LLC諧振拓撲詳圖
graph TB
subgraph "LLC半橋諧振拓撲"
A[高壓直流輸入] --> B["VBI165R04 \n Q1(高側)"]
B --> C[諧振電容Cr]
C --> D[諧振電感Lr]
D --> E[變壓器初級Lp]
E --> F["VBI165R04 \n Q2(低側)"]
F --> G[地]
end
subgraph "變壓器與輸出"
H[變壓器次級] --> I[同步整流]
I --> J[輸出濾波]
J --> K[交流/直流輸出]
end
subgraph "控制與諧振"
L[LLC諧振控制器] --> M[高壓驅動器]
M --> B
M --> F
N[頻率調節] --> L
O[電壓回饋] --> L
P[電流檢測] --> L
end
subgraph "諧振腔參數"
Q["Cr: 諧振電容"]
R["Lr: 諧振電感"]
S["Lp: 變壓器勵磁電感"]
end
subgraph "保護電路"
T[RCD緩衝] --> B
U[RC吸收] --> F
V[變壓器隔離] --> W[安全地]
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能端口管理拓撲詳圖
graph LR
subgraph "USB-C PD端口電路"
A[VBUS輸入] --> B["VBC6N2014 \n 高側開關"]
B --> C[CC1/CC2檢測]
C --> D[PD控制器]
D --> E[GPIO控制]
E --> B
subgraph "VBC6N2014內部結構"
F["N1: 高側開關"]
G["N2: 負載檢測"]
end
B --> H[輸出VBUS]
I[電流檢測] --> D
end
subgraph "多端口功率分配"
J[功率預算管理器] --> K[端口1控制器]
J --> L[端口2控制器]
J --> M[端口3控制器]
K --> N["VBC6N2014-1"]
L --> O["VBC6N2014-2"]
M --> P["VBC6N2014-3"]
Q[總功率限制] --> J
end
subgraph "保護與通信"
R[過流保護] --> S[快速關斷]
S --> N
S --> O
S --> P
T[溫度監測] --> U[功率降額]
U --> J
V[I2C通信] --> W[主MCU]
D --> V
end
subgraph "物理介面"
X["USB-C母座"] --> Y[ESD保護]
Y --> Z[濾波電路]
Z --> H
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style N fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style O fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style P fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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