graph TB
subgraph "三相逆变桥压缩机驱动"
A["高压直流母线 \n 400VDC"] --> B["三相逆变桥"]
subgraph "上桥臂MOSFET"
Q_UH["VBE17R15S \n 700V/15A"]
Q_VH["VBE17R15S \n 700V/15A"]
Q_WH["VBE17R15S \n 700V/15A"]
end
subgraph "下桥臂MOSFET"
Q_UL["VBE17R15S \n 700V/15A"]
Q_VL["VBE17R15S \n 700V/15A"]
Q_WL["VBE17R15S \n 700V/15A"]
end
B --> Q_UH
B --> Q_VH
B --> Q_WH
B --> Q_UL
B --> Q_VL
B --> Q_WL
Q_UH --> C["U相输出"]
Q_VH --> D["V相输出"]
Q_WH --> E["W相输出"]
Q_UL --> F["逆变桥中点"]
Q_VL --> F
Q_WL --> F
C --> G["涡旋压缩机 \n 三相输入"]
D --> G
E --> G
end
subgraph "驱动与保护电路"
H["隔离栅极驱动器"] --> I["高压侧驱动"]
H --> J["低压侧驱动"]
I --> Q_UH
I --> Q_VH
I --> Q_WH
J --> Q_UL
J --> Q_VL
J --> Q_WL
subgraph "保护网络"
K["RCD缓冲电路"]
L["电流检测传感器"]
M["温度传感器"]
end
K --> Q_UH
L --> N["过流保护"]
M --> O["过温保护"]
N --> P["故障锁存"]
O --> P
P --> Q["驱动关断"]
Q --> H
end
subgraph "热管理系统"
R["液冷散热板"] --> S["逆变桥模块"]
T["温度监控"] --> U["MCU控制"]
U --> V["泵速调节"]
V --> W["冷却泵"]
end
style Q_UH fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
散热风扇阵列控制拓扑详图
graph LR
subgraph "同步Buck电源转换"
A["12V输入"] --> B["同步Buck控制器"]
B --> C["半桥驱动器"]
C --> D["高边MOSFET"]
D --> E["电感节点"]
E --> F["输出滤波"]
F --> G["风扇供电总线 \n 0-12V"]
subgraph "半桥MOSFET"
D["VBQF3310G \n 高边管"]
H["VBQF3310G \n 低边管"]
end
C --> H
H --> I["功率地"]
E --> H
end
subgraph "多路EC风扇驱动"
G --> J["风扇阵列分配"]
subgraph "风扇驱动通道"
K["通道1半桥"]
L["通道2半桥"]
M["通道3半桥"]
N["通道4半桥"]
end
J --> K
J --> L
J --> M
J --> N
subgraph "风扇1驱动"
K --> O["VBQF3310G \n 高边"]
K --> P["VBQF3310G \n 低边"]
O --> Q["EC风机1"]
P --> R["地"]
end
subgraph "风扇2驱动"
L --> S["VBQF3310G \n 高边"]
L --> T["VBQF3310G \n 低边"]
S --> U["EC风机2"]
T --> R
end
end
subgraph "PWM控制与保护"
V["MCU PWM输出"] --> W["电平转换"]
W --> X["半桥驱动器"]
X --> K
X --> L
X --> M
X --> N
subgraph "保护电路"
Y["电流检测"]
Z["转速反馈"]
AA["温度监控"]
end
Y --> AB["过流保护"]
Z --> AC["失速检测"]
AA --> AD["过温保护"]
AB --> AE["故障处理"]
AC --> AE
AD --> AE
AE --> AF["MCU中断"]
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style O fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
辅助电源与智能控制拓扑详图
graph TB
subgraph "智能负载开关电路"
A["MCU GPIO"] --> B["电平转换与驱动"]
subgraph "传感器供电开关"
C["VB5222 \n N+P MOSFET"]
D["3.3V电源"]
E["温度传感器"]
end
B --> C
D --> C
C --> E
E --> F["地"]
subgraph "通信模块开关"
G["VB5222 \n N+P MOSFET"]
H["5V电源"]
I["BMC模块"]
end
B --> G
H --> G
G --> I
I --> F
subgraph "阀门驱动H桥"
J["VB5222 \n N沟道"]
K["VB5222 \n P沟道"]
L["VB5222 \n N沟道"]
M["VB5222 \n P沟道"]
N["12V电源"]
O["冷却阀门"]
end
B --> J
B --> K
B --> L
B --> M
N --> J
N --> K
J --> O
K --> O
L --> O
M --> O
O --> F
end
subgraph "电平转换与信号调理"
P["1.8V逻辑信号"] --> Q["VB5222电平转换"]
Q --> R["3.3V逻辑信号"]
S["5V模拟信号"] --> T["VB5222缓冲"]
T --> U["MCU ADC输入"]
subgraph "告警与指示"
V["故障检测"] --> W["VB5222驱动"]
W --> X["LED指示灯"]
V --> Y["VB5222驱动"]
Y --> Z["蜂鸣器报警"]
end
end
subgraph "电源管理与监控"
AA["辅助电源"] --> BB["多路LDO"]
BB --> CC["3.3V数字"]
BB --> DD["5V模拟"]
BB --> EE["12V驱动"]
subgraph "电源监控"
FF["电压检测"]
GG["电流检测"]
HH["温度检测"]
end
FF --> II["MCU监控"]
GG --> II
HH --> II
II --> JJ["故障处理"]
end
subgraph "通信接口"
KK["MCU UART"] --> LL["VB5222电平转换"]
LL --> MM["RS-485接口"]
NN["MCU SPI"] --> OO["VB5222缓冲"]
OO --> PP["传感器接口"]
QQ["MCU I2C"] --> RR["VB5222隔离"]
RR --> SS["EEPROM存储"]
end
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style J fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBE17R15S规格书
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