graph LR
subgraph "三相PFC级"
A["三相380VAC输入"] --> B["EMI滤波器"]
B --> C["三相整流桥"]
C --> D["PFC升压电感"]
D --> E["PFC开关节点"]
E --> F["VBM17R10S \n 高压MOSFET"]
F --> G["高压母线电容"]
G --> H["高压直流母线 \n 400-700VDC"]
I["PFC控制器"] --> J["隔离栅极驱动器"]
J --> F
H -->|电压反馈| I
end
subgraph "LLC谐振变换级"
H --> K["LLC谐振电容"]
K --> L["LLC谐振电感"]
L --> M["变压器初级"]
M --> N["LLC开关节点"]
N --> O["VBM17R10S \n 高压MOSFET"]
O --> P["初级地"]
Q["LLC控制器"] --> R["栅极驱动器"]
R --> O
M -->|电流检测| Q
end
subgraph "保护电路"
S["RCD缓冲网络"] --> F
T["RC吸收电路"] --> O
U["TVS保护阵列"] --> H
V["输入浪涌保护"] --> A
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style O fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
电池接口与同步整流拓扑详图
graph TB
subgraph "同步整流级"
A["变压器次级"] --> B["同步整流节点"]
B --> C["VBQA3303G \n 半桥N+N MOS"]
C --> D["输出滤波电感"]
D --> E["输出滤波电容"]
E --> F["48V直流母线"]
G["同步整流控制器"] --> H["栅极驱动器"]
H --> C
end
subgraph "双向电池变换器"
F --> I["双向DC-DC变换器"]
I --> J["电池接口 \n 48VDC"]
subgraph "变换器功率级"
direction LR
K["VBQA3303G \n 上桥臂"]
L["VBQA3303G \n 下桥臂"]
M["储能电感"]
end
F --> K
K --> M
M --> L
L --> BAT_GND["电池地"]
M --> J
N["双向控制器"] --> O["驱动电路"]
O --> K
O --> L
end
subgraph "电池管理系统"
J --> P["电池保护电路"]
P --> Q["数据中心电池组"]
R["BMS控制器"] --> S["均衡电路"]
R --> T["SOC/SOH计算"]
R --> U["通信接口"]
Q -->|电压/温度| R
end
style C fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style K fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
智能电源管理与保护拓扑详图
graph LR
subgraph "负载点电源管理"
A["48V母线"] --> B["VBQG4338 \n P-MOS开关"]
B --> C["服务器电源模块"]
D["48V母线"] --> E["VBQG4338 \n P-MOS开关"]
E --> F["存储设备电源"]
G["48V母线"] --> H["VBQG4338 \n P-MOS开关"]
H --> I["冷却系统电源"]
subgraph "控制逻辑"
J["电源管理IC"] --> K["电平转换"]
K --> B
K --> E
K --> H
end
C --> L["12V/5V/3.3V \n PoL转换"]
F --> M["12V/5V \n 电源转换"]
I --> N["风扇/泵控制"]
end
subgraph "系统保护与监控"
O["过流检测"] --> P["比较器电路"]
P --> Q["故障锁存"]
Q --> R["全局关断"]
R --> B
R --> E
R --> H
subgraph "温度监控"
S["NTC传感器"] --> T["ADC采集"]
U["热敏电阻"] --> T
T --> V["温度管理算法"]
end
V --> W["风扇PWM控制"]
V --> X["负载降额控制"]
end
subgraph "通信与监控"
Y["数字控制器"] --> Z["I2C/SPI接口"]
Z --> AA["EEPROM配置"]
Y --> AB["PMBus接口"]
AB --> AC["主机通信"]
Y --> AD["故障日志"]
AD --> AE["非易失存储"]
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style E 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.