graph LR
subgraph "母线管理与制动回路"
A["直流输入 \n 48/72VDC"] --> B["π型滤波器 \n L1 C1 L2"]
B --> C["母线电容组 \n 低ESR电解+薄膜"]
C --> D["稳定直流母线"]
D --> E["三相桥输入"]
subgraph "制动能量处理"
F["VBM2102MA \n P沟道MOSFET"]
G["制动电阻阵列"]
H["能量泄放控制"]
I["TVS/压敏保护"]
end
D --> F
F --> G
G --> J["地"]
H --> F
I --> C
K["电压检测"] --> L["过压比较器"]
L --> H
end
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
三相桥电机驱动拓扑详图
graph TB
subgraph "U相桥臂"
A["直流母线+"] --> B["VBE1806上管"]
B --> C["U相输出"]
C --> D["VBE1806下管"]
D --> E["功率地"]
F["U相驱动器"] --> B
F --> D
end
subgraph "V相桥臂"
G["直流母线+"] --> H["VBE1806上管"]
H --> I["V相输出"]
I --> J["VBE1806下管"]
J --> K["功率地"]
L["V相驱动器"] --> H
L --> J
end
subgraph "W相桥臂"
M["直流母线+"] --> N["VBE1806上管"]
N --> O["W相输出"]
O --> P["VBE1806下管"]
P --> Q["功率地"]
R["W相驱动器"] --> N
R --> P
end
subgraph "保护与监测"
S["RC缓冲网络"] --> C
S --> I
S --> O
T["电流采样 \n 隔离放大器"] --> C
T --> I
T --> O
U["死区控制"] --> F
U --> L
U --> R
end
C --> V["伺服电机 \n U相"]
I --> W["伺服电机 \n V相"]
O --> X["伺服电机 \n W相"]
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
智能电源管理拓扑详图
graph LR
subgraph "智能配电管理"
A["12V辅助电源"] --> B["分配总线"]
subgraph "VBA1210开关阵列"
C["通道1: VBA1210 \n 编码器供电"]
D["通道2: VBA1210 \n 传感器供电"]
E["通道3: VBA1210 \n 通信供电"]
F["通道4: VBA1210 \n 逻辑供电"]
end
B --> C
B --> D
B --> E
B --> F
C --> G["编码器电路 \n +5V"]
D --> H["霍尔/温度传感器 \n +5V"]
E --> I["EtherCAT PHY \n +3.3V"]
F --> J["DSP/MCU核心 \n +1.2V/+3.3V"]
subgraph "监控与保护"
K["负载电流监测"]
L["短路保护"]
M["热关断"]
end
C --> K
D --> K
E --> K
F --> K
K --> L
L --> N["故障指示"]
M --> C
M --> D
M --> E
M --> F
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
热管理与EMC拓扑详图
graph TB
subgraph "三级散热系统"
A["一级散热: 主动冷却"] --> B["VBE1806三相桥 \n 金属基板贴合"]
C["二级散热: 被动冷却"] --> D["VBM2102MA制动管 \n 散热片+敷铜"]
E["三级散热: 自然冷却"] --> F["VBA1210/控制IC \n PCB内部导热"]
G["温度监控网络"] --> H["NTC传感器阵列"]
H --> I["MCU温度管理"]
I --> J["风扇PWM控制"]
I --> K["降频保护"]
J --> L["散热风扇"]
end
subgraph "EMC设计布局"
M["紧凑对称布局"] --> N["功率环路<1.5cm²"]
O["屏蔽与滤波"] --> P["电机线屏蔽双绞"]
O --> Q["360度端接"]
R["缓冲吸收网络"] --> S["RC缓冲每相"]
R --> T["栅极磁珠退耦"]
U["机箱屏蔽"] --> V["全金属外壳"]
U --> W["EMI弹片接缝"]
end
subgraph "可靠性增强"
X["电气应力保护"] --> Y["TVS/压敏阵列"]
X --> Z["有源米勒箝位"]
AA["故障诊断"] --> AB["硬件过流保护<1μs"]
AA --> AC["在线Rds(on)监测"]
AA --> AD["预故障预警"]
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style D fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,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.