graph LR
subgraph "PFC升压级"
A["市电输入 \n 85-265VAC"] --> B["EMI滤波器"]
B --> C["整流桥"]
C --> D["PFC升压电感"]
D --> E["PFC开关节点"]
E --> F["VBM175R05 \n 750V/5A MOSFET"]
F --> G["高压直流母线 \n ~400VDC"]
H["PFC控制器"] --> I["栅极驱动器"]
I --> F
G -->|电压反馈| H
end
subgraph "辅助电源变换级"
G --> J["反激变压器"]
J --> K["辅助开关节点"]
K --> L["VBM175R05 \n 750V/5A MOSFET"]
L --> M["初级地"]
N["反激控制器"] --> O["隔离驱动器"]
O --> L
subgraph "辅助输出"
P["+12V辅助电源"]
Q["+5V待机电源"]
R["+3.3V管理电源"]
end
J --> P
J --> Q
J --> R
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
DC-DC中间总线转换拓扑详图
graph TB
subgraph "LLC谐振变换器"
A["高压直流母线 \n 400VDC"] --> B["LLC谐振腔"]
B --> C["高频变压器初级"]
C --> D["LLC开关节点"]
D --> E["VBE165R15S \n 650V/15A MOSFET"]
E --> F["初级地"]
G["LLC控制器"] --> H["半桥驱动器"]
H --> E
C -->|电流反馈| G
end
subgraph "同步整流级"
I["变压器次级"] --> J["同步整流节点"]
J --> K["VBE165R15S \n 650V/15A MOSFET"]
K --> L["输出滤波电感"]
L --> M["输出电容"]
M --> N["12V中间总线"]
J --> O["VBE165R15S \n 650V/15A MOSFET"]
O --> P["输出地"]
Q["同步整流控制器"] --> R["同步整流驱动器"]
R --> K
R --> O
end
subgraph "保护与监控"
S["电流检测"] --> T["过流比较器"]
U["电压检测"] --> V["过压比较器"]
W["温度传感器"] --> X["温度监控"]
T --> Y["故障锁存"]
V --> Y
Y --> Z["关断信号"]
Z --> H
Z --> R
end
style E fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
CPU/内存VRM及负载管理拓扑详图
graph LR
subgraph "多相CPU VRM"
A["12V中间总线"] --> B["输入滤波"]
B --> C["多相Buck变换器"]
subgraph "相位1 MOSFET"
D["VBQA3102N上管 \n 100V/30A"]
E["VBQA3102N下管 \n 100V/30A"]
end
subgraph "相位2 MOSFET"
F["VBQA3102N上管 \n 100V/30A"]
G["VBQA3102N下管 \n 100V/30A"]
end
C --> D
C --> E
C --> F
C --> G
D --> H["输出电感1"]
E --> I["输出电容1"]
F --> J["输出电感2"]
G --> K["输出电容2"]
H --> L["CPU电源 \n 0.8-1.8V/200A"]
I --> L
J --> L
K --> L
end
subgraph "内存VRM"
M["12V中间总线"] --> N["Buck变换器"]
N --> O["VBQA3102N上管"]
N --> P["VBQA3102N下管"]
O --> Q["输出滤波"]
P --> Q
Q --> R["内存电源 \n 1.2-1.8V/50A"]
end
subgraph "智能负载开关管理"
S["BMC控制信号"] --> T["电平转换"]
T --> U["VBG3638输入"]
subgraph "风扇控制通道"
V["VBG3638双N-MOS"]
end
subgraph "硬盘控制通道"
W["VBG3638双N-MOS"]
end
U --> V
U --> W
X["12V辅助"] --> V
X --> W
V --> Y["系统风扇阵列"]
W --> Z["硬盘背板电源"]
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style V 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.