graph TB
subgraph "三相逆变拓扑"
A[高压直流母线] --> B["母线电容阵列"]
B --> C["A相上桥"]
B --> D["B相上桥"]
B --> E["C相上桥"]
C --> F["VBP165R43SE \n 650V/43A"]
D --> G["VBP165R43SE \n 650V/43A"]
E --> H["VBP165R43SE \n 650V/43A"]
F --> I["A相输出"]
G --> J["B相输出"]
H --> K["C相输出"]
I --> L["A相下桥"]
J --> M["B相下桥"]
K --> N["C相下桥"]
L --> O["VBP165R43SE \n 650V/43A"]
M --> P["VBP165R43SE \n 650V/43A"]
N --> Q["VBP165R43SE \n 650V/43A"]
O --> R[功率地]
P --> R
Q --> R
end
subgraph "驱动与保护"
S[控制器PWM] --> T["隔离栅极驱动器"]
T --> F
T --> G
T --> H
T --> O
T --> P
T --> Q
subgraph "电流采样"
U["A相采样电阻"]
V["B相采样电阻"]
W["C相采样电阻"]
end
I --> U
J --> V
K --> W
U --> X["电流保护比较器"]
V --> X
W --> X
X --> Y["过流保护信号"]
Y --> Z["故障锁存器"]
Z --> T
end
subgraph "热管理接口"
AA["液冷板"] --> F
AA --> G
AA --> H
AA --> O
AA --> P
AA --> Q
AB["温度传感器"] --> AC[MCU]
AC --> AD[液冷泵PWM]
AD --> AE[液冷泵]
end
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style T fill:#fce4ec,stroke:#e91e63,stroke-width:2px
高压DC-DC/辅助电源拓扑详图
graph LR
subgraph "隔离型DC-DC变换器"
A[高压直流输入] --> B["输入滤波电容"]
B --> C["高频变压器初级"]
subgraph "初级侧开关"
D["VBMB16R12S \n 600V/12A"]
E["VBMB16R12S \n 600V/12A"]
end
C --> D
C --> E
D --> F[初级地]
E --> F
subgraph "次级侧整流"
G["低压MOSFET \n 同步整流"]
H["低压MOSFET \n 同步整流"]
end
I["高频变压器次级"] --> G
I --> H
G --> J["输出滤波电感"]
H --> J
J --> K["输出滤波电容"]
K --> L["低压直流输出 \n 48V/28V"]
end
subgraph "辅助负载分配"
L --> M["飞控系统"]
L --> N["航电系统"]
L --> O["传感器阵列"]
L --> P["通信模块"]
L --> Q["照明系统"]
end
subgraph "控制与保护"
R["PWM控制器"] --> S["初级驱动器"]
S --> D
S --> E
R --> T["同步整流控制器"]
T --> U["次级驱动器"]
U --> G
U --> H
subgraph "保护电路"
V["过压保护"]
W["过流保护"]
X["过温保护"]
end
V --> Y["故障处理"]
W --> Y
X --> Y
Y --> R
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style L fill:#c8e6c9,stroke:#4caf50,stroke-width:2px
电池管理与负载分配拓扑详图
graph TB
subgraph "电池包管理系统"
A["电池模组1"] --> B["VBM1303A \n 均衡开关"]
A --> C["电压采样"]
A --> D["温度采样"]
E["电池模组2"] --> F["VBM1303A \n 均衡开关"]
E --> G["电压采样"]
E --> H["温度采样"]
I["电池模组N"] --> J["VBM1303A \n 均衡开关"]
I --> K["电压采样"]
I --> L["温度采样"]
C --> M["BMS控制器"]
G --> M
K --> M
D --> M
H --> M
L --> M
M --> N["主动均衡算法"]
N --> B
N --> F
N --> J
end
subgraph "主接触器预充回路"
O["高压电池包+"] --> P["预充电电阻"]
P --> Q["VBM1303A \n 预充开关"]
Q --> R["主接触器"]
O --> S["VBM1303A \n 主开关"]
S --> R
R --> T["直流母线+"]
U["预充控制"] --> Q
U --> S
end
subgraph "智能负载分配网络"
V["负载控制器"] --> W["通道1使能"]
W --> X["VBM1303A \n 航灯开关"]
V --> Y["通道2使能"]
Y --> Z["VBM1303A \n 云台开关"]
V --> AA["通道3使能"]
AA --> AB["VBM1303A \n 通信开关"]
V --> AC["通道N使能"]
AC --> AD["VBM1303A \n 负载开关"]
X --> AE["导航灯"]
Z --> AF["云台相机"]
AB --> AG["通信系统"]
AD --> AH["其他负载"]
subgraph "电流监测"
AI["各通道电流采样"]
end
X --> AI
Z --> AI
AB --> AI
AD --> AI
AI --> V
end
subgraph "故障隔离机制"
AJ["故障检测"] --> AK["快速关断"]
AK --> X
AK --> Z
AK --> AB
AK --> AD
AL["温度监测"] --> AM["过热保护"]
AM --> AK
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style Q fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style X fill:#fff3e0,stroke:#ff9800,stroke-width:2px
热管理与EMI抑制拓扑详图
graph LR
subgraph "三级热管理系统"
A["一级: 强制液冷"] --> B["主驱MOSFET \n VBP165R43SE"]
A --> C["液冷板"]
C --> D["冷却液"]
D --> E["液冷泵"]
E --> F["散热器"]
F --> G["冷却风扇"]
H["温度传感器1"] --> I["热管理MCU"]
H --> B
I --> J["PWM控制"]
J --> E
J --> G
K["二级: 强制风冷"] --> L["高压DC-DC MOSFET \n VBMB16R12S"]
K --> M["风冷散热器"]
M --> N["独立风道"]
N --> O["系统风扇"]
I --> P["风扇控制"]
P --> O
Q["三级: PCB导热"] --> R["电池管理MOSFET \n VBM1303A"]
Q --> S["厚铜箔PCB"]
S --> T["导热过孔阵列"]
T --> U["结构件散热"]
end
subgraph "EMI抑制网络"
subgraph "传导EMI滤波器"
V["X电容"]
W["Y电容"]
X["共模电感"]
Y["差模电感"]
end
Z["直流输入"] --> V
V --> W
W --> X
X --> Y
Y --> AA["直流母线"]
subgraph "辐射EMI对策"
AB["屏蔽电缆"]
AC["磁环"]
AD["滤波连接器"]
AE["金属屏蔽舱"]
end
AF["电机输出"] --> AB
AB --> AC
AC --> AD
AD --> AG["电机接口"]
AE --> AH["整个电驱单元"]
subgraph "开关节点优化"
AI["Kelvin连接"]
AJ["最小回路面积"]
AK["有源抖频"]
end
AL["栅极驱动器"] --> AI
AI --> AM["MOSFET栅极"]
AN["功率回路"] --> AJ
AO["控制器"] --> AK
end
subgraph "电气保护电路"
AP["RCD缓冲"] --> AQ["主开关管"]
AR["TVS阵列"] --> AS["驱动芯片"]
AT["撬棒电路"] --> AU["直流母线"]
AV["比较器"] --> AW["故障锁存"]
AW --> AX["关断信号"]
AX --> AQ
end
style B fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style L fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style R fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style A fill:#e1f5fe,stroke:#0288d1,stroke-width:2px
点击下载：VBMB16R12S规格书
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