graph LR
subgraph "高压母线管理与预充电"
A["高压电池包 \n 750VDC"] --> B["预充电接触器"]
B --> C["预充电电阻"]
C --> D["主接触器"]
D --> E["高压直流母线"]
A --> F["VBM18R10S \n 预充电开关"]
F --> C
end
subgraph "隔离DC-DC转换器"
E --> G["高频变压器初级"]
G --> H["初级开关节点"]
H --> I["VBM18R10S \n 高压开关管"]
I --> J["初级地"]
K["PWM控制器"] --> L["隔离驱动器"]
L --> I
G --> M["变压器次级"]
M --> N["同步整流节点"]
N --> O["低压同步整流管"]
O --> P["输出滤波"]
P --> Q["低压直流母线 \n 48VDC"]
end
subgraph "保护电路"
R["RCD缓冲网络"] --> I
S["电压检测"] --> T["过压保护"]
U["电流检测"] --> V["过流保护"]
T --> W["故障锁存"]
V --> W
W --> X["关断信号"]
X --> I
end
style I fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
推进电机驱动拓扑详图
graph TB
subgraph "三相全桥逆变器"
A["低压直流母线 \n 48VDC"] --> B["直流母线电容"]
B --> C["上桥臂开关节点"]
C --> D["VBPB1603 \n 上管U"]
C --> E["VBPB1603 \n 上管V"]
C --> F["VBPB1603 \n 上管W"]
D --> G["U相输出"]
E --> H["V相输出"]
F --> I["W相输出"]
G --> J["VBPB1603 \n 下管U"]
H --> K["VBPB1603 \n 下管V"]
I --> L["VBPB1603 \n 下管W"]
J --> M["功率地"]
K --> M
L --> M
end
subgraph "栅极驱动与保护"
N["电机控制器"] --> O["三相栅极驱动器"]
O --> D
O --> E
O --> F
O --> J
O --> K
O --> L
P["电流传感器"] --> Q["相电流检测"]
Q --> N
R["温度传感器"] --> S["过热保护"]
S --> N
T["TVS阵列"] --> G
T --> H
T --> I
end
subgraph "永磁同步电机"
G --> U["电机U相"]
H --> V["电机V相"]
I --> W["电机W相"]
U --> X["永磁转子"]
V --> X
W --> X
X --> Y["螺旋桨负载"]
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style N fill:#fce4ec,stroke:#e91e63,stroke-width:2px
智能配电管理拓扑详图
graph TB
subgraph "VBA3310双路智能开关"
A["配电控制器"] --> B["GPIO控制信号"]
B --> C["电平转换电路"]
C --> D["VBA3310_CH1_Gate"]
C --> E["VBA3310_CH2_Gate"]
subgraph F["VBA3310内部结构"]
direction LR
G["CH1: Drain1"]
H["CH1: Source1"]
I["CH1: Gate1"]
J["CH2: Drain2"]
K["CH2: Source2"]
L["CH2: Gate2"]
end
D --> I
E --> L
M["28V配电总线"] --> G
M --> J
H --> N["负载1正极"]
K --> O["负载2正极"]
N --> P["负载1负极"]
O --> Q["负载2负极"]
P --> R["系统地"]
Q --> R
end
subgraph "多通道配电应用"
S["飞控通道"] --> T["VBA3310#1 \n 飞控计算机"]
U["雷达通道"] --> V["VBA3310#2 \n 毫米波雷达"]
W["通信通道"] --> X["VBA3310#3 \n 数传电台"]
Y["传感器通道"] --> Z["VBA3310#4 \n 传感器组"]
end
subgraph "监控与保护"
A1["电流检测"] --> B1["过流比较器"]
C1["电压检测"] --> D1["欠压保护"]
B1 --> E1["故障标志"]
D1 --> E1
E1 --> F1["状态反馈"]
F1 --> A
end
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style A fill:#fce4ec,stroke:#e91e63,stroke-width:2px
点击下载：VBM18R10S规格书
中文
English
