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3.7V 150mAh Lithium Polymer Battery Pack Solution for Portable ECG

Portable ECG (with the development of human science and medical progress, the Association of medical gradually into the tens of thousands of familes in the prevention of sudden myocardial infarction, to achieve cardiac health monitoring, the urgent need for portable ECG monitoring of the individual heart at anytime, anywhere, The detection principle is the same as that of the ECG machine be used in the hospital, but it has the advantages of easy carrying, simple operation, timely detection and adaptive adjustment of the ECG display amplitude, which provides effective methods for the early detection of heart disease and prevention of subhealthy population, providing relevant information about the patient to the doctor.

Applicable environment Applicable occasion indoor+outdoor
Working temperature/humidity -10~60℃;40~60%RH
Storage temperature/humidity -20~45℃;50~70%RH
Special performances requirements of charge and discharge under high/low temperature 045 charge-1060 discharge
other requirements Shelf life 1year
Explosion-proof grade /
Water-proof grade /
Dust-proof  grade /
 Number of drop test /
Electrical characteristics Work voltage range 3.0~4.2V
Capacity 150mAh
work time /
Dimension 4.0*20*25mm
Work current 20mA
Max Start-up current 50mA start-up time  20ms
Max continous work current 150mA
Power frequency and time Intermittent use (Using it when the patient need test ECG\Standby at daily time)
Power management /
Certification of finished product and environmental requirements UN38.3, The battery instructions
Battery solution Battery specification 402025/1S1P/150mAh/3.7V
Battery cell 402025/150mAh/3.7V
PCB and components IC S-8261-G3J
MOS 8205A
Any other /
Encapsulation mode Basic protection 
Specification Nominal Voltage 3.7V
Nominal Capacity 150mAh
Dimension 4.0*20*26mm
Internal resistance 280m
Weight 4-5g
Charge current 75mA
Continous discharge current 150mA
Protective current 1.2~2.8A
Charge voltage 4.2V
Cut-off voltage 3.0V
Life Circle charge and discharge condition0.2C charge and 0.2C discharge,≥300 times
Charge temperature 0~45℃
Discharge temperature -10~60℃
Storeage temperature -20~45℃
Protective temperature /
Main Features 1, high safety performance
2, support 1C fast charge
Images of battery pack Portable ECG lithium polymer battery