graph LR
subgraph "三相PFC/逆變功率級"
A["三相380VAC \n 工業輸入"] --> B[EMI濾波器]
B --> C[三相整流橋]
C --> D[直流母線電容]
D --> E[高壓直流母線]
E --> F[PFC/逆變開關節點]
F --> G["VBP165R70SFD \n 650V/70A"]
G --> H[功率地]
I[PFC控制器] --> J[隔離柵極驅動器]
J --> G
E -->|電壓回饋| I
subgraph "保護電路"
K[RCD緩衝電路] --> G
L[TVS陣列] --> J
end
end
subgraph "變頻驅動輸出"
M[逆變橋臂] --> N[輸出濾波]
N --> O["三相輸出 \n 潛油泵電機"]
P[逆變控制器] --> Q[隔離驅動器]
Q --> M
end
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
直流電機驅動拓撲詳圖
graph TB
subgraph "大功率直流電機驅動"
A["24V/48V \n 直流匯流排"] --> B[輸入濾波]
B --> C[驅動橋臂節點]
C --> D["VBP1602 \n 60V/270A"]
D --> E[直流電機正極]
C --> F["VBP1602 \n 60V/270A"]
F --> G[功率地]
H[電機控制器] --> I[大電流驅動器]
I --> D
I --> F
E --> J[直流潛油泵]
E --> K[通風機]
subgraph "保護電路"
L[電流檢測] --> M[過流比較器]
N[溫度檢測] --> O[過熱保護]
M --> P[故障鎖存]
O --> P
P --> Q[關斷信號]
Q --> I
end
end
subgraph "低壓大電流DC-DC轉換"
R["電池後備 \n 輸入"] --> S[降壓轉換節點]
S --> T["VBP1602 \n 60V/270A"]
T --> U[輸出濾波]
U --> V["12V/24V輸出 \n 控制電源"]
W[DC-DC控制器] --> X[驅動器]
X --> T
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style T fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
安全控制拓撲詳圖
graph TB
subgraph "智能安全控制通道"
A[MCU GPIO] --> B[電平轉換電路]
B --> C["VBA2207控制輸入"]
subgraph VBA2207 ["VBA2207 P-MOS開關"]
direction LR
IN[柵極]
S[源極]
D[漏極]
end
C --> IN
VCC_12V["12V控制電源"] --> D
S --> E[負載輸出]
E --> F[負載地]
subgraph "負載類型"
G[電磁閥線圈]
H[感測器電源]
I[防爆燈]
J[報警器]
end
E --> G
E --> H
E --> I
E --> J
end
subgraph "安全聯鎖系統"
K[ESD按鈕] --> L[安全邏輯]
M[壓力感測器] --> L
N[流量感測器] --> L
O[溫度感測器] --> L
L --> P[聯鎖控制輸出]
P --> Q["VBA2207開關陣"]
Q --> R[執行機構關斷]
end
subgraph "保護與濾波"
S[柵極串聯電阻] --> VBA2207
T[TVS保護] --> VBA2207
U[續流二極體] --> E
V[RC吸收] --> E
end
style VBA2207 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
熱管理與保護拓撲詳圖
graph LR
subgraph "三級散熱架構"
A["一級: 大型散熱器 \n 強制風冷"] --> B["VBP1602陣列"]
C["二級: 風冷散熱器 \n 機櫃通風"] --> D["VBP165R70SFD陣列"]
E["三級: PCB敷銅 \n 自然散熱"] --> F["VBA2207陣列"]
G[溫度感測器網路] --> H[MCU]
H --> I[風扇PWM控制]
H --> J[報警輸出]
I --> K[機櫃風扇組]
end
subgraph "全面保護網路"
subgraph "電氣保護"
L[RCD緩衝] --> M["高壓開關管"]
N[RC吸收] --> O["逆變開關管"]
P[TVS陣列] --> Q["所有柵極驅動"]
R[肖特基二極體] --> S["電機續流"]
end
subgraph "監控保護"
T[高精度電流檢測] --> U[比較器陣列]
V[多路溫度檢測] --> W[溫度監控]
U --> X[故障綜合]
W --> X
X --> Y[分級保護動作]
Y --> Z1[預警]
Y --> Z2[降額]
Y --> Z3[關斷]
end
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F 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.