3USB Mobile Power Circuit Board 5V2.1A Boost Module/DIY Power Bank Circuit/18650 Lithium BatteryItem NO.: JZ-3UPCB
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- Product Name: 3USB Mobile Power Circuit Board 5V2.1A Boost Module/DIY Power Bank Circuit/18650 Lithium Battery
- Item NO.: JZ-3UPCB
- Weight: 0.1 kg = 0.2205 lb = 3.5274 oz
- Category: Electronic Modules > Power Module
- Tag: Boost Module , 3USB , Mobile Power Circuit Board , 5V2.1A
- Creation Time: 2024-05-13
3USB Mobile Power Circuit Board
Product Introduction:
1. 3USB charging interface, capable of simultaneously charging 3 phones
2. Dual IC control, synchronous rectification, with a conversion rate of up to 90%
3. Using high-quality inductors, dual tube rectification, and stable performance
4. Overdischarge, overcharge, and overload protection circuits
5. Can automatically recognize the output 5V1A or 2A current based on the device
6. Suitable for 3.7-4.2V rechargeable lithium batteries, such as mobile phone batteries, tablet batteries, 18650 batteries, etc
7. Connect the positive pole of a lithium battery to B+, and the negative pole of a lithium battery to B -. Be careful not to connect the B+and B - of the boosted battery in the opposite direction, as they will burn out if connected in the opposite direction
8. First use requires activation of Micro USB port once
9. Module size: 56 * 17mm
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