graph LR
subgraph "三相双向PFC/逆变拓扑"
A["三相380VAC输入"] --> B["EMI滤波器+浪涌防护"]
B --> C["三相整流/逆变桥"]
C --> D["直流母线电容 \n 400-800VDC"]
subgraph "桥臂MOSFET阵列"
Q_U1["VBJ17R04SE \n 700V/4A"]
Q_U2["VBJ17R04SE \n 700V/4A"]
Q_V1["VBJ17R04SE \n 700V/4A"]
Q_V2["VBJ17R04SE \n 700V/4A"]
Q_W1["VBJ17R04SE \n 700V/4A"]
Q_W2["VBJ17R04SE \n 700V/4A"]
end
C --> Q_U1
C --> Q_U2
C --> Q_V1
C --> Q_V2
C --> Q_W1
C --> Q_W2
Q_U1 --> E["U相输出"]
Q_U2 --> F["直流母线正"]
Q_V1 --> G["V相输出"]
Q_V2 --> F
Q_W1 --> H["W相输出"]
Q_W2 --> F
I["隔离栅极驱动器"] --> Q_U1
I --> Q_U2
I --> Q_V1
I --> Q_V2
I --> Q_W1
I --> Q_W2
J["DSP控制器"] --> I
K["电流电压检测"] --> J
end
subgraph "保护电路"
L["RCD缓冲网络"] --> Q_U1
M["TVS阵列"] --> I
N["去饱和检测"] --> Q_U1
O["过流保护"] --> P["硬件比较器"]
P --> Q["故障锁存"]
Q --> R["驱动封锁信号"]
R --> I
end
style Q_U1 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style I fill:#fce4ec,stroke:#e91e63,stroke-width:2px
电池高压直流管理拓扑详图
graph TB
subgraph "电池簇管理单元"
A["高压直流母线"] --> B["主接触器(机械)"]
B --> C["固态开关阵列"]
subgraph "主开关与预充"
SW_MAIN1["VBM16R11 \n 600V/11A"]
SW_MAIN2["VBM16R11 \n 600V/11A"]
SW_MAIN3["VBM16R11 \n 600V/11A"]
SW_PRE["预充电开关 \n VBM16R11"]
PRE_RES["预充电阻"]
end
C --> SW_MAIN1
C --> SW_MAIN2
C --> SW_MAIN3
C --> SW_PRE
SW_PRE --> PRE_RES
SW_MAIN1 --> D["电池簇1 \n 100-200VDC"]
SW_MAIN2 --> E["电池簇2 \n 100-200VDC"]
SW_MAIN3 --> F["电池簇3 \n 100-200VDC"]
PRE_RES --> D
G["BMS控制器"] --> H["隔离/自举驱动器"]
H --> SW_MAIN1
H --> SW_MAIN2
H --> SW_MAIN3
H --> SW_PRE
end
subgraph "监测与保护"
I["电压检测"] --> G
J["温度检测"] --> G
K["电流检测 \n 霍尔传感器"] --> L["过流保护电路"]
L --> M["快速关断逻辑"]
M --> H
N["均流控制"] --> O["主动均流电路"]
O --> SW_MAIN1
O --> SW_MAIN2
P["绝缘检测"] --> G
end
subgraph "散热设计"
Q["风冷散热器"] --> SW_MAIN1
R["温度监控点"] --> G
S["风扇控制"] --> T["冷却风扇"]
G --> S
end
style SW_MAIN1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style H fill:#fce4ec,stroke:#e91e63,stroke-width:2px
辅助电源与负载管理拓扑详图
graph LR
subgraph "高效率DC-DC变换"
A["48V辅助输入"] --> B["同步Buck变换器"]
subgraph "同步整流对管"
Q_HIGH["VBA7216 \n 20V/7A"]
Q_LOW["VBA7216 \n 20V/7A"]
end
B --> Q_HIGH
B --> Q_LOW
Q_HIGH --> C["输出电感"]
Q_LOW --> D["输出地"]
C --> E["输出电容"]
E --> F["12V直流输出"]
G["PWM控制器"] --> H["栅极驱动器"]
H --> Q_HIGH
H --> Q_LOW
F --> I["电压反馈"]
I --> G
end
subgraph "负载管理与顺序上电"
F --> J["负载分配网络"]
subgraph "智能负载开关"
SW_MCU["VBA7216 \n MCU电源"]
SW_SENSOR["VBA7216 \n 传感器电源"]
SW_COMM["VBA7216 \n 通信电源"]
SW_HMI["VBA7216 \n HMI电源"]
end
J --> SW_MCU
J --> SW_SENSOR
J --> SW_COMM
J --> SW_HMI
SW_MCU --> K["主控MCU \n 3.3V"]
SW_SENSOR --> L["传感器阵列 \n 5V"]
SW_COMM --> M["通信模块 \n 12V"]
SW_HMI --> N["人机界面 \n 12V"]
O["时序控制器"] --> P["电平转换"]
P --> SW_MCU
P --> SW_SENSOR
P --> SW_COMM
P --> SW_HMI
K --> O
end
subgraph "保护与监控"
Q["过压保护"] --> R["保护IC"]
S["过流保护"] --> R
T["温度监控"] --> U["温度传感器"]
U --> K
R --> V["关断控制"]
V --> H
V --> P
end
style Q_HIGH fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style SW_MCU 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.