18650 three-string battery protection board PCBA
  • Air Pro18650 three-string battery protection board PCBA
  • Air Pro18650 three-string battery protection board PCBA

18650 three-string battery protection board PCBA

1) Overcharge protection 2) Over discharge protection 3) Short circuit protection 4) Overcurrent protection

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Product Description

1. Technical parameters 


Serial number

Test items

Standard

1

Voltage

Charging voltage

11.1V

 

 

Single cell equalization voltage

 

2

Current

Single battery consumption (self-consumption)

≤3uA

 

 

Maximum continuous discharge current

20A

3

Overcharge protection

Overcharge detection voltage

4.25 V ±0.05V

 

 

Overcharge detection delay time

1s

 

 

Overcharge recovery voltage

4.25V±0.05V

4

Over discharge protection

Overdischarge detection voltage

2.3V -2.35V

 

 

Over-discharge detection delay time

100ms

 

 

Overdischarge recovery voltage

2.3V±0.1V

5

Overcurrent protection

Overcurrent detection voltage

200±25mV

 

 

Overcurrent detection current

5-20A

 

 

Overcurrent detection delay time

10ms

 

 

Recovery state

Automatic recovery

6

Short circuit protection

Detection status

External short circuit

 

 

Detection delay time

50us

 

 

Recovery state

Automatic recovery

7

Internal resistance

Protection circuit (MOSPET)

≤60mΩ

8

Temperature

Range of working temperature

﹣40~+85℃

 

 

Storage temperature range

﹣40~+125℃


2. Four major protections

1) Overcharge protection

2) Over discharge protection

3) Short circuit protection

4) Overcurrent protection

3. Our advantage

1) Quality assurance, excellent materials, advanced equipment, strict quality system

2) Fast delivery, one-stop solution from customer information and requirements, reduces customer costs, and accelerates product launch.

3) It can be customized, and various PCBAs can be customized according to customer requirements.

4) Good service, one-to-one dedicated customer service, seamless connection throughout the process.

4. Custom instructions: Custom instructions:

As long as you tell us your functional requirements, our engineers will provide you with design, development and production solutions. We can design into any shape and size. We have completed tens of thousands of customizations, and we know how to design and produce electronic products that require professionalism and consistency. Our production is fully automatic production line, which can provide you with products with stable quality and consistent performance. Establishing long-term cooperative relations is conducive to maintaining stable product quality and follow-up technical services.

Our company mainly does customization and there are no ready-made ones. The pictures on the Internet are some samples that we have ordered and produced for our customers.


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