graph TB
subgraph "高压隔离DC-DC变换器"
A["高压电池输入 \n 600-800VDC"] --> B["输入滤波电容"]
B --> C["高频变压器初级"]
C --> D["原边开关节点"]
subgraph "高压原边开关"
Q1["VBL110MR03 \n 1000V/3A"]
Q2["VBL110MR03 \n 1000V/3A"]
end
D --> Q1
D --> Q2
Q1 --> E["原边地"]
Q2 --> E
F["PWM控制器"] --> G["隔离型栅极驱动器"]
G --> Q1
G --> Q2
C --> H["高频变压器次级"]
H --> I["同步整流电路"]
I --> J["输出滤波"]
J --> K["12V低压输出"]
K -->|电压反馈| F
end
subgraph "保护与缓冲电路"
L["RCD钳位网络"] --> D
M["输入TVS阵列"] --> A
N["过流保护"] --> F
O["过温保护"] --> F
end
style Q1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
多路智能控制拓扑详图
graph LR
subgraph "双通道智能开关控制"
A["MCU GPIO"] --> B["电平转换电路"]
B --> C["VB3102M 输入1"]
B --> D["VB3102M 输入2"]
subgraph C ["VB3102M 内部结构"]
direction LR
GATE1["栅极1"]
GATE2["栅极2"]
SOURCE1["源极1"]
SOURCE2["源极2"]
DRAIN1["漏极1 \n (连接12V)"]
DRAIN2["漏极2 \n (连接12V)"]
end
E["12V辅助电源"] --> DRAIN1
E --> DRAIN2
SOURCE1 --> F["负载1 \n (如电磁阀)"]
SOURCE2 --> G["负载2 \n (如冷却风扇)"]
F --> H["地"]
G --> H
end
subgraph "多路控制扩展应用"
I["CAN总线"] --> J["区域控制器"]
J --> K["VB3102M阵列"]
K --> L["转向系统阀组"]
K --> M["举升系统阀组"]
K --> N["照明系统"]
K --> O["传感器网络"]
L --> P["液压执行器"]
M --> Q["液压油缸"]
end
subgraph "保护电路"
R["续流二极管"] --> F
S["TVS保护"] --> C
T["过流检测"] --> J
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
轮边驱动系统拓扑详图
graph TB
subgraph "三相逆变桥驱动拓扑"
A["电机控制器 \n FOC算法"] --> B["栅极驱动芯片"]
subgraph "A相桥臂"
Q_AH["VBGQF1810 \n 高侧开关"]
Q_AL["VBGQF1810 \n 低侧开关"]
end
subgraph "B相桥臂"
Q_BH["VBGQF1810 \n 高侧开关"]
Q_BL["VBGQF1810 \n 低侧开关"]
end
subgraph "C相桥臂"
Q_CH["VBGQF1810 \n 高侧开关"]
Q_CL["VBGQF1810 \n 低侧开关"]
end
B --> Q_AH
B --> Q_AL
B --> Q_BH
B --> Q_BL
B --> Q_CH
B --> Q_CL
C["48V电池电源"] --> Q_AH
C --> Q_BH
C --> Q_CH
Q_AL --> D["电机A相"]
Q_BL --> E["电机B相"]
Q_CL --> F["电机C相"]
Q_AH --> D
Q_BH --> E
Q_CH --> F
D --> G["三相永磁同步电机"]
E --> G
F --> G
G --> H["轮边减速器"]
H --> I["驱动轮"]
end
subgraph "电流采样与保护"
J["三相电流传感器"] --> A
K["温度传感器"] --> A
L["过流保护电路"] --> B
M["短路保护"] --> B
end
subgraph "散热设计"
N["大面积PCB敷铜"] --> Q_AH
O["过孔阵列"] --> Q_AH
P["金属基板"] --> Q_AH
Q["强制风冷"] --> P
end
style Q_AH fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
点击下载：VBL110MR03规格书
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