graph LR
subgraph "电池与充电管理"
A[锂电池] --> B[保护电路]
B --> C[充电管理IC]
D[USB 5V] --> C
C --> E[系统电压3.3V/5V]
end
subgraph "主电源开关控制"
F[MCU GPIO] --> G[电平转换]
G --> H["VBB2355栅极"]
subgraph H2 ["VBB2355 P-MOS"]
direction LR
GATE[栅极]
SOURCE[源极]
DRAIN[漏极]
end
E --> SOURCE
DRAIN --> I[主电源轨]
I --> J[MCU供电]
I --> K[无线模块]
I --> L[传感器]
end
subgraph "电源路径保护"
M[TVS管] --> GATE
N[栅极电阻] --> GATE
O[滤波电容] --> SOURCE
P[滤波电容] --> DRAIN
end
style H2 fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
触觉马达驱动拓扑详图
graph TB
subgraph "H桥驱动核心"
A[主电源轨] --> B[电源滤波]
B --> C[桥臂电源]
subgraph "上桥臂"
C --> D["VBBC3210 Q1"]
C --> E["VBBC3210 Q3"]
end
subgraph "下桥臂"
F["VBBC3210 Q2"] --> G[地]
H["VBBC3210 Q4"] --> G
end
end
subgraph "控制与驱动"
I[MCU PWM] --> J[预驱动IC]
K[MCU方向] --> J
subgraph "栅极驱动"
J --> L[Q1栅极]
J --> M[Q2栅极]
J --> N[Q3栅极]
J --> O[Q4栅极]
end
end
subgraph "马达连接与保护"
D --> P[马达正极]
E --> P
F --> Q[马达负极]
H --> Q
P --> R[LRA/ERM马达]
Q --> R
S[TVS阵列] --> P
S --> Q
T[续流二极管] --> D
T --> E
U[电流检测] --> V[过流保护]
V --> W[故障信号]
W --> J
end
style D fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style E fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style F fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style H fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
RGB灯效控制拓扑详图
graph LR
subgraph "灯效电源管理"
A[主电源轨] --> B["VBI2260开关"]
C[MCU控制] --> D[电平转换]
D --> E[VBI2260栅极]
subgraph F ["VBI2260 P-MOS"]
direction LR
GATE[栅极]
SOURCE[源极连接电源]
DRAIN[漏极输出]
end
A --> SOURCE
DRAIN --> G[LED电源轨]
end
subgraph "RGB LED驱动"
subgraph "红色通道"
G --> H[红色LED]
H --> I[限流电阻]
I --> J[地]
end
subgraph "绿色通道"
G --> K[绿色LED]
K --> L[限流电阻]
L --> J
end
subgraph "蓝色通道"
G --> M[蓝色LED]
M --> N[限流电阻]
N --> J
end
O[RGB控制器] --> H
O --> K
O --> M
end
subgraph "保护电路"
P[TVS保护] --> E
Q[栅极电阻] --> E
R[滤波电容] --> G
end
style F fill:#fff3e0,stroke:#ff9800,stroke-width:2px
点击下载：VBI2260规格书
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