graph LR
subgraph "多相Buck轉換器架構"
A[12V輸入] --> B[輸入電容陣列]
B --> C[上橋MOSFET]
C --> D[電感節點]
D --> E["VBGQF1305 \n 下橋MOSFET"]
E --> F[輸出節點]
F --> G[輸出電容陣列]
G --> H[Vcore輸出]
I[多相控制器] --> J[柵極驅動器]
J --> C
J --> E
subgraph "並聯相位"
PHASE_A["相位A"]
PHASE_B["相位B"]
PHASE_C["相位C"]
PHASE_D["相位D"]
end
PHASE_A --> H
PHASE_B --> H
PHASE_C --> H
PHASE_D --> H
end
subgraph "動態調相與負載均衡"
K[CPU電流需求] --> L[控制器相位管理]
L --> M[動態相位啟用]
L --> N[動態相位禁用]
M --> PHASE_A
M --> PHASE_B
N --> PHASE_C
N --> PHASE_D
O[溫度感測器] --> P[熱均衡演算法]
P --> L
end
subgraph "保護與監控"
Q[電流檢測] --> R[過流保護]
S[電壓檢測] --> T[過壓/欠壓保護]
U[溫度檢測] --> V[過溫保護]
R --> W[故障信號]
T --> W
V --> W
W --> X[控制器關斷]
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style PHASE_A fill:#e8f5e8,stroke:#4caf50,stroke-width:1px
隔離DC-DC匯流排轉換拓撲詳圖
graph TB
subgraph "48V-12V隔離轉換器"
A[48V輸入] --> B[輸入濾波]
B --> C[初級側MOSFET]
C --> D[高頻變壓器初級]
D --> E[諧振網路]
E --> F[初級側MOSFET]
F --> G[初級地]
H[初級控制器] --> I[初級驅動器]
I --> C
I --> F
end
subgraph "次級側同步整流"
D2[高頻變壓器次級] --> J[整流節點]
J --> K["VBGQF1201M \n 同步整流MOSFET"]
K --> L[輸出濾波電感]
L --> M[輸出濾波電容]
M --> N[12V輸出]
J --> O["VBGQF1201M \n 同步整流MOSFET"]
O --> P[次級地]
Q[同步整流控制器] --> R[次級驅動器]
R --> K
R --> O
end
subgraph "保護與回饋"
S[輸出電壓檢測] --> T[誤差放大器]
T --> U[光耦隔離]
U --> H
V[輸出電流檢測] --> W[過流保護]
W --> X[關斷信號]
X --> H
X --> Q
Y[溫度檢測] --> Z[過溫保護]
Z --> X
end
subgraph "EMI與緩衝"
AA[輸入EMI濾波] --> B
AB[RC緩衝網路] --> C
AC[RC緩衝網路] --> F
AD[TVS保護] --> K
AE[TVS保護] --> O
end
style K fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style O fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能負載開關管理拓撲詳圖
graph LR
subgraph "硬碟背板電源管理"
A[12V背板匯流排] --> B["VBC2333 \n P-MOSFET"]
B --> C[熱插拔控制器]
C --> D[輸出濾波]
D --> E[硬碟電源介面]
F[BMC GPIO] --> G[電平轉換]
G --> H[柵極驅動]
H --> B
subgraph "多通道獨立控制"
CH1["通道1"]
CH2["通道2"]
CH3["通道3"]
CH4["通道4"]
end
CH1 --> HD1["HDD/SSD 1"]
CH2 --> HD2["HDD/SSD 2"]
CH3 --> HD3["HDD/SSD 3"]
CH4 --> HD4["HDD/SSD 4"]
end
subgraph "記憶體模組電源管理"
I[Vcore電源] --> J["VBC2333 \n P-MOSFET"]
J --> K[記憶體電源濾波]
K --> L[DIMM插槽電源]
M[BMC GPIO] --> N[電平轉換]
N --> O[柵極驅動]
O --> J
subgraph "記憶體通道"
MEM_CH1["通道A"]
MEM_CH2["通道B"]
end
MEM_CH1 --> DIMM_A["DIMM A1/A2"]
MEM_CH2 --> DIMM_B["DIMM B1/B2"]
end
subgraph "保護與監控"
P[電流檢測] --> Q[過流比較器]
R[電壓檢測] --> S[欠壓比較器]
T[在位檢測] --> U[狀態監測]
Q --> V[故障鎖存]
S --> V
V --> W[關斷信號]
W --> B
W --> J
X[溫度檢測] --> Y[過溫保護]
Y --> W
end
subgraph "熱插拔控制"
Z[插入檢測] --> AA[緩啟動控制]
AA --> BB[浪湧限制]
BB --> C
CC[拔出檢測] --> DD[快速關斷]
DD --> W
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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