graph LR
subgraph "H橋電機驅動電路"
A["24V直流輸入"] --> B["預驅電路"]
C["電機驅動IC"] --> B
B --> D["上橋臂控制"]
B --> E["下橋臂控制"]
subgraph "功率橋臂"
F["VBQF1310 \n Q1(上橋)"]
G["VBQF1310 \n Q2(上橋)"]
H["VBQF1310 \n Q3(下橋)"]
I["VBQF1310 \n Q4(下橋)"]
end
D --> F
D --> G
E --> H
E --> I
F --> J["電機相線A"]
G --> K["電機相線B"]
H --> L["功率地"]
I --> L
J --> M["直流電機 \n 50-150W"]
K --> M
end
subgraph "保護與濾波"
N["RC吸收網路"] --> F
N --> G
O["續流二極體"] --> F
O --> G
P["電流檢測"] --> H
P --> I
Q["溫度感測器"] --> F
Q --> G
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
多路閥控功率拓撲詳圖
graph TB
subgraph "雙路MOSFET閥控通道"
A["閥控電源24V"] --> B["VBI5325晶片"]
C["GPIO控制信號"] --> D["電平匹配"]
D --> E["N溝道柵極"]
D --> F["P溝道柵極"]
subgraph B ["VBI5325內部結構"]
direction LR
G["N-MOSFET \n 18mΩ @10V"]
H["P-MOSFET \n 32mΩ @10V"]
end
E --> G
F --> H
G --> I["輸出節點"]
H --> I
I --> J["電磁閥線圈"]
J --> K["回路地"]
end
subgraph "多通道擴展"
L["GPIO擴展器"] --> M["通道1控制"]
L --> N["通道2控制"]
L --> O["通道3控制"]
L --> P["通道4控制"]
M --> Q["VBI5325-1"]
N --> R["VBI5325-2"]
O --> S["VBI5325-3"]
P --> T["VBI5325-4"]
Q --> U["閥1"]
R --> V["閥2"]
S --> W["閥3"]
T --> X["閥4"]
end
subgraph "保護電路"
Y["續流二極體"] --> J
Z["TVS保護"] --> I
AA["柵極電阻"] --> E
AA --> F
end
style G fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#fff3e0,stroke:#ff9800,stroke-width:2px
加熱與安全隔離拓撲詳圖
graph LR
subgraph "高側P-MOS開關控制"
A["12V輔助電源"] --> B["VBA8338漏極"]
C["MCU GPIO 3.3V"] --> D["電平轉換電路"]
D --> E["NPN電晶體"]
E --> F["VBA8338柵極"]
F --> G["源極輸出"]
subgraph B ["VBA8338 P-MOS"]
direction TB
H["柵極"]
I["漏極"]
J["源極"]
end
F --> H
A --> I
G --> J
J --> K["負載正極"]
K --> L["加熱片/感測器"]
L --> M["負載地"]
end
subgraph "多路電源管理"
N["溫度回饋"] --> O["PID控制器"]
O --> C
P["電源使能邏輯"] --> D
subgraph "開關陣列"
Q["加熱通道 \n VBA8338"]
R["感測器電源 \n VBA8338"]
S["泵控制 \n VBA8338"]
end
P --> Q
P --> R
P --> S
Q --> T["加熱模組"]
R --> U["感測器簇"]
S --> V["輔助泵"]
end
subgraph "安全保護"
W["過溫保護"] --> O
X["過流檢測"] --> P
Y["默認上拉電阻"] --> F
Z["散熱敷銅"] --> B
end
style B 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.