graph LR
subgraph "高效DC-DC轉換與負載開關"
A["鋰電池 \n 3.7-4.4V"] --> B["電池保護IC"]
B --> C["主電源匯流排"]
C --> D["VBGQF1606 \n 主負載開關"]
D --> E["Buck轉換器輸入"]
D --> F["Boost轉換器輸入"]
subgraph "Buck轉換器電路"
E --> G["VBGQF1606 \n (同步整流上管)"]
G --> H["電感L1"]
H --> I["輸出電容"]
I --> J["1.8V核心電源"]
H --> K["VBGQF1606 \n (同步整流下管)"]
K --> L["PGND"]
end
subgraph "Boost轉換器電路"
F --> M["電感L2"]
M --> N["VBGQF1606 \n (升壓開關)"]
N --> O["PGND"]
M --> P["輸出二極體"]
P --> Q["輸出電容"]
Q --> R["5V顯示電源"]
end
S["PMIC控制器"] --> T["柵極驅動"]
T --> G
T --> K
T --> N
end
style D fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style G fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style K fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style N fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
線性馬達驅動拓撲詳圖
graph TB
subgraph "觸覺驅動電路"
A["主電源匯流排"] --> B["VBC1307 \n 驅動開關"]
B --> C["線性諧振馬達(LRA)"]
C --> D["GND"]
E["MCU PWM輸出"] --> F["觸覺驅動IC"]
F --> G["柵極驅動器"]
G --> B
subgraph "驅動波形優化"
H["正弦波PWM"] --> F
I["過流保護"] --> F
J["軟啟動控制"] --> F
end
K["馬達電流檢測"] --> L["ADC回饋"]
L --> F
end
subgraph "散熱設計"
M["PCB熱焊盤"] --> B
N["TSSOP8封裝"] --> O["敷銅散熱區"]
O --> P["過孔陣列"]
P --> Q["內層GND平面"]
end
style B fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
多路電源切換拓撲詳圖
graph LR
subgraph "VBKB4265雙P-MOS開關通道"
subgraph "通道1: GPS/藍牙電源管理"
A["3.3V感測器電源"] --> B["VBKB4265-Ch1"]
B --> C["GPS模組電源"]
B --> D["藍牙模組電源"]
E["MCU GPIO1"] --> F["電平轉換"]
F --> G["柵極控制1"]
G --> B
end
subgraph "通道2: 感測器組電源管理"
H["3.3V IO電源"] --> I["VBKB4265-Ch2"]
I --> J["加速度計電源"]
I --> K["陀螺儀電源"]
I --> L["心率感測器電源"]
M["MCU GPIO2"] --> N["電平轉換"]
N --> O["柵極控制2"]
O --> I
end
end
subgraph "超低功耗待機模式"
P["深度睡眠控制"] --> E
P --> M
Q["納安級漏電流"] --> B
Q --> I
R["快速喚醒"] --> S["<1ms切換時間"]
end
subgraph "微型封裝優勢"
T["SC70-8封裝"] --> U["2.0×2.1mm尺寸"]
V["節省PCB面積"] --> W["比SOT23節省60%"]
X["雙MOS集成"] --> Y["減少元件數量"]
end
style B fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style I 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.