22 Years' Battery Customization

3.7V 4300mAh Low Temperature Lithium Polymer Battery Design Solution of Exploder

APR 19, 2019   Pageview:1906

The former exploder is held by human, which always leads to accident. As the development of industrial equipment, the new exploder which can explode according to time and order setting is invented. It can be controlled by internet in long distance and replace people for site explosion so as to lessen the accidents.


application environment

place

□ indoor ■ outdoor

operating temperature/humidity

-40~60℃;40~80%RH

storage temperature/humidity

-20~45℃;50~70%RH

special performance

the requirements of charging and discharging under high-temperature & low-temperature

0~45℃;-40~60℃。

Charge at 0~45℃;

Discharge at -40~60℃

other requirements

expiration date

one year

explosive-proof grade

Ex Type/ equipment category/ gas group/ temperature group

waterproof grade

/

dustproof grade

/

dropping frequency

application features

operating voltage

3.0~4.2V

capacity

4300mAh

working hours

/

dimension

12*57*99mm

operating current

2.15A

maximum starting current

3.0A,starting time 20 ms

maximum continuous operating current

2.15A

frequency and time

intermittent use(use it when explosion start, intermittent use, daily standby)

capacity management

communication mode  □SMBUS □I2C □HDQ

certification and environmental requirement of finished products

types

□GB31241-2014(CQC)

□CE

□UL2054

□UL60950

□un38.3

□RCM

□KC

□PSE

component verification

□BIS

□BMSI

□REACH

■ RoHS

battery directive

halogen-free

other:

schematic

 design

project No.

03DQ0074-01

specification

855085/1S1P/4300mAh/3.7V

cell model

855085/4300mAh/3.7V

guard plate and hardware configuration

IC

S-8261-G3M

MOS

AO8810

PTC

/

NTC

/

other

/

encapsulation mode

fundamental protection□PVC+non-fundamental protection■housing+fundamental protection□housing+non-fundamental protection

key parameters

nominal voltage

3.7V

nominal capacity

4300mAh

dimension

12*57*99mm

internal resistance

≤ 180 m Ω

weight

100g

charging current

860mA

continuous discharge current

4.3A

protective current

2~5A

charging voltage

4.2V

End-off voltage

3.0V

cycle life

Charging and discharging requirements: charge at 0.2c, discharge at 0.2c

When leave 80% capacity, the cycle life is over 300 times.

charging temperature

0~45℃

discharging temperature

-40~60℃

storage temperature

-20~60℃

temperature protection

/±/℃

key features

1、Can discharge at -40℃

2、High low temperature discharge retention; discharge 0.2C at -40℃/ capacity is 70~75% under normal temperature

product pictures

图片1.png


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