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3.6V 2000mAh Explosion-proof Battery Pack Solution for Handheld POS terminal

Explosion-proof Battery Pack Solution
POS is a kind of multi-function terminal, which can realize the electronic transfer automatically when it is installed in the credit card specially store and accepting network and connect with computer network, it can support consumption, pre authorization, balance inquiries and transfer functions, it is safe, quick and reliable to use. Since originally applied in retail POS system, gradually expand to other services such as financial, hotel industry, the scope of POS system application is also from the enterprise internal extend to the entire supply chain.

Applicable environment Applicable occasion Outdoor
Working temperature/humidity 045; 3085%RH
Storage temperature/humidity 045; 3085%RH
Special performances Requirements of charge and discharge under high/low temperature 045 charge; -2060 discharge
Other requirements Shelf life 1  year
Explosion-proof grade Exib iiB T4
Water-proof grade IP97
Dust-proof  grade /
Number of drop test /
Electrical characteristics Work voltage range 3.0~4.2V
Capacity 2000mAh
Work time 2.5 hours(less than 50 times circle)
Dimension 52.3*49.5*12mm(MAX)
Work current 800mA
Max Start-up current 2.8A start time 20ms
Max continous work current 2A
Power frequency and time Use frequently
Power management /
Certification of finished product GB31241-2014(CQC)
Battey solution Battery specification 103443/2000mAh/3.6V
Battery cell 103443/2000mAh/3.6V
PCB amd components IC BQ27541V200+R5402N101KD-TR+LTC4361TSTB
MOS AO8810*3
PTC TAL190F
NTC /
others /
Encapsulation mode Plastic case + basic protection
Specification Nominal Voltage 3.7V
Nominal Capacity 2000mAh
Dimension 67.5*37.5*20.5mm
Internal resistance ≤150mΩ
Weight 80G
Charge current 0.4A
Continous discharge current 0.8A
Protective current Discharge 5~8A
short circuit current Discharge 2.9-3.1Adelay time: 10uS
charge voltage 4.2V
Cut-off voltage 2.5V
Life Circle Charge and discharge condition : charge at  0.2 C, discharge at 0.2C, life circles 300 ,the recharageable capacity low down to 60%
Charge temperature 0~45℃
Discharge temperature -20~60℃
Storeage temperature -15~30℃
Protective temperature /
Main Features 1. High-energy density and high capacity
2. Anti-hazard classification
Exib iiB T4
3. Waterproofing grade
IP97
Images of battery pack  Explosion-proof Battery Pack