graph LR
%% 高压AC-DC前端转换
subgraph "高压PFC级与LLC谐振变换器"
A["三相380VAC输入"] --> B["EMI滤波器"]
B --> C["三相整流桥"]
C --> D["PFC电感"]
D --> E["PFC开关节点"]
E --> F["VBP19R11S \n 900V/11A \n TO247"]
F --> G["高压直流母线 \n ~400VDC"]
G --> H["LLC谐振腔"]
H --> I["LLC变压器初级"]
I --> J["LLC开关节点"]
J --> K["VBP19R11S \n 900V/11A \n TO247"]
K --> L["初级地"]
M["PFC控制器"] --> N["隔离栅极驱动器"]
N --> F
O["LLC控制器"] --> P["栅极驱动器"]
P --> K
end
%% 中间总线转换
subgraph "48V/12V中间总线转换器(IBC)"
G --> Q["IBC输入滤波"]
Q --> R["同步Buck变换器"]
subgraph "多相同步Buck"
S1["VBA3102N \n 100V/12A \n SOP8(上管)"]
S2["VBA3102N \n 100V/12A \n SOP8(下管)"]
S3["VBA3102N \n 100V/12A \n SOP8(上管)"]
S4["VBA3102N \n 100V/12A \n SOP8(下管)"]
end
R --> S1
R --> S2
R --> S3
R --> S4
S1 --> T["中间总线 \n 48V/12V"]
S2 --> U["功率地"]
S3 --> T
S4 --> U
end
%% 负载点电源
subgraph "负载点电源(POL)"
T --> V["POL输入"]
V --> W["多相Buck转换器"]
subgraph "CPU/GPU供电"
X1["VBA3102N \n 100V/12A \n SOP8"]
X2["VBA3102N \n 100V/12A \n SOP8"]
end
W --> X1
W --> X2
X1 --> Y["CPU/GPU核心电源 \n 0.8-1.8V"]
X2 --> Z["功率地"]
end
%% 电池储能与负载分配
subgraph "储能电池接入与智能负载分配"
AA["锂电池组 \n 48VDC"] --> AB["电池保护电路"]
AB --> AC["VBM2611 \n -60V/-80A \n TO220"]
AC --> AD["智能负载分配节点"]
AD --> AE["服务器机柜1"]
AD --> AF["服务器机柜2"]
AD --> AG["服务器机柜N"]
AH["电池管理系统"] --> AC
AI["负载调度控制器"] --> AD
end
%% 系统控制与监控
subgraph "系统控制与监控"
AJ["主控MCU"] --> AK["数据中心基础设施管理 \n (DCIM)接口"]
AJ --> AL["温度传感器网络"]
AJ --> AM["电流电压监测"]
AL --> AN["散热风扇控制"]
AM --> AO["过流/过压保护"]
end
%% 连接关系
G --> AB
T --> AD
AJ --> M
AJ --> O
AJ --> AH
AJ --> AI
%% 样式定义
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style S1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style X1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style AC fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style AJ fill:#fce4ec,stroke:#e91e63,stroke-width:2px
graph LR
subgraph "图腾柱PFC级"
A["三相380VAC"] --> B["EMI滤波器 \n X/Y电容 \n 共模电感"]
B --> C["三相整流桥"]
C --> D["PFC电感"]
D --> E["PFC开关节点"]
E --> F["VBP19R11S \n 900V/11A"]
F --> G["高压直流母线 \n 400VDC"]
H["PFC控制器"] --> I["隔离驱动器Si8235"]
I --> F
G -->|电压反馈| H
J["输入浪涌保护"] --> B
J --> K["TVS/压敏电阻"]
end
subgraph "LLC谐振变换级"
G --> L["LLC谐振腔 \n Lr, Cr, Lm"]
L --> M["高频变压器初级"]
M --> N["LLC开关节点"]
N --> O["VBP19R11S \n 900V/11A"]
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 "散热系统"
S["强制风冷散热器"] --> F
S --> O
T["热管/均温板"] --> S
U["温度传感器"] --> V["MCU监控"]
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style O fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
中间总线转换器(IBC)与负载点电源拓扑详图
graph TB
subgraph "48V中间总线转换器"
A["400VDC输入"] --> B["同步Buck转换器"]
subgraph "双相同步Buck"
C1["VBA3102N(上管) \n 100V/12A"]
C2["VBA3102N(下管) \n 100V/12A"]
D1["VBA3102N(上管) \n 100V/12A"]
D2["VBA3102N(下管) \n 100V/12A"]
end
B --> C1
B --> C2
B --> D1
B --> D2
C1 --> E["48V中间总线"]
C2 --> F["功率地"]
D1 --> E
D2 --> F
G["多相PWM控制器"] --> H["栅极驱动"]
H --> C1
H --> C2
H --> D1
H --> D2
end
subgraph "负载点电源(POL)"
E --> I["12V/5V转换器"]
I --> J["多相CPU/GPU供电"]
subgraph "四相VRM"
K1["VBA3102N \n 100V/12A"]
K2["VBA3102N \n 100V/12A"]
K3["VBA3102N \n 100V/12A"]
K4["VBA3102N \n 100V/12A"]
end
J --> K1
J --> K2
J --> K3
J --> K4
K1 --> L["CPU核心电源 \n 0.8-1.8V"]
K2 --> M["功率地"]
K3 --> L
K4 --> M
N["数字PWM控制器"] --> O["电流均衡控制"]
O --> J
end
subgraph "散热设计"
P["PCB功率敷铜"] --> C1
P --> C2
Q["导热过孔阵列"] --> P
R["散热背板"] --> Q
S["温度监控点"] --> T["DCIM系统"]
end
style C1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style K1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
储能电池接入与智能负载管理拓扑详图
graph LR
subgraph "锂电池储能系统"
A["48V锂电池组"] --> B["电池保护电路"]
B --> C["VBM2611 \n -60V/-80A"]
C --> D["智能分配节点"]
E["电池管理系统"] --> C
E --> F["电流电压监测"]
F --> G["过流保护"]
end
subgraph "智能负载分配"
D --> H["服务器机柜1 \n 负载开关"]
D --> I["服务器机柜2 \n 负载开关"]
D --> J["服务器机柜N \n 负载开关"]
subgraph "负载开关矩阵"
K1["VBM2611并联"]
K2["VBM2611并联"]
K3["VBM2611并联"]
end
H --> K1
I --> K2
J --> K3
K1 --> L["负载1供电"]
K2 --> M["负载2供电"]
K3 --> N["负载N供电"]
end
subgraph "控制与保护"
O["负载调度控制器"] --> P["硬件互锁逻辑"]
P --> Q["开关控制信号"]
Q --> C
Q --> K1
Q --> K2
R["软件监控"] --> S["故障检测"]
S --> T["紧急关断"]
T --> C
U["温度传感器"] --> V["散热控制"]
V --> W["强制风冷"]
end
subgraph "冗余备份设计"
X["主电池路径"] --> D
Y["备份电池路径"] --> Z["VBM2611并联"]
Z --> D
AA["均流控制"] --> C
AA --> Z
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style K1 fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBP19R11S规格书
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