3S 4S 5S active pcb 9.6V 12.8V 20A 30A 40A 50A lithium battery management system Packs lifepo4 bms For E bike

Product Overview

Description

We professionally manufacture lithium polymer battery and pcb for more than 5 years in china.

We have cooperated with HP,Emerson tool, NIke,WD
Our company is established in 2013.
Product Certificates CE ROHS

1. Product Description

Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD
PCM Specifications  For 12.8V(4S)LiFePO Battery Packs
Model: LWS-5S30A-254(4S)
No.	Test   item		Criterion
1	Voltage	Charging voltage	DC:14.4V  3.6/Cell
		Balance voltage for single cell	3.45±0.025V
2	Current	Balance current for single cell	34±5mA
		Current consumption	≤20μA
		Maximal continuous charging current	20A(pulse)
		Maximal continuous Discharging current	20A(pulse)
3	Over charge Protection	Over charge detection voltage for single cell	3.650±0.025V
		Over charge detection delay time	0.5S—1.5S
		Over charge release voltage for single cell	3.500±0.05V
4	Over discharge protection	Over discharge detection voltage for single cell	2.50±0.05V
		Over discharge detection delay time	50mS—150mS
		Over discharge release voltage for single cell	2.80±0.10V
5	Over current protection	Over current detection voltage	0.62V
		Over current detection current	100±20A
		Detection delay time	5ms—20ms
		Release condition	Cut load
6	Short protection	Detection condition	Exterior short circuit
		Detection delay time	200-500us
		Release condition	Cut load
7	Resistance	Protection  circuitry(MOSFET)	≤20mΩ
8	Temperature	Operating Temperature Range	-40~+65℃
		Storage Temperature Range	-40~+125℃

 

2.Product Description

1. Complete products contract PCB assembly and manufacturing services

2. Circuit boards 2 to 30 layers PCB layout, fabrication, PCB assembly and box build
3.Active and passive components source is directly from original manufacturer
4. Enclosure cabinet case plastic injection molding, metal stamping, manufacture and assembly
5. High-precision 0201 size components SMT technology and lead-free
6. IC pre-program
7. High-precision E-Testing

3.Services
1,after sales services
2,OEM,ODM,Customized Design
3, We can provide 24hours service for you. We pride ourselves on our ability to custom tailor programs around our customers' needs.We take time to listen to your unique business needs and then set out to surpass them.

4.FAQ
Payment Term:LC,TT.,Western Union
Can provide variouse capacity and size is per your requirements .