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Specifications
3.7v 1200mAh lithium ion battery1)No memory effect
2)High energy density
3)Long cyclelife and fast leadtime
4)High safety
3.7v rechargeable lithium ion battery 503759 1200mAh for GPS/PDA/mp3/mp4 and other digital devices
Specification:
| Nominal Voltage | 3.7V |
| Nominal Capacity | 1200mAh |
| Discharge cut-off voltage | 3.0V |
| Standard charge | constant current:0.5C 5A;constant voltage:4.2V;0.01C 5A cut off |
| Standard discharge | constant current:0.2C 5A;End voltage:3.0v |
| Fast charge | constant current:1C 5A;constant voltage:4.2V |
| Fast discharge | constant current:1C 5A;constant voltage:3.0V |
| Max Continuous charge | 1C 5A |
| Max Continuous discharge current | 1.5C 5A |
| Operation Temperature range | charge:0-45°c;discharge:-20-60°c |
| Storage Temperature range | less than one year:-20-25°c;less tha 3 months:-20-40°c |
| Certificates | CE,ROHS,FCC,UL,MSDS,UN38.3 |
Products show:
Application:
*Toy electric model
*Bluetooth headset,mobile phone,mp3/mp4 player,GPS
*Electronic cigarette,E-book,DVD
*Tablet pc,PDA,mini speaker
Advantages:
1)Competitive price,direct factory;s price
2)Quick delivery
3)High energy density
4)Safe performance
5)Environment friendly
6)No memory effect
7)Capacity,resistance,voltage,platform time consistency is good
8)Over-charge,over-discharge,over-current,short circuit protection circuit
9)Low self-discharge
10)Light weight
11)1.2m drop testing passed
Cycle life test
Carry out 500cycle
Charging/Discharging in the below condition.
*Charge:Standard Charge, per 3.3.1
*Discharge:0.5 C5A to 3.0 V
*Rest Time between charge/discharge:30min.
*Temperature:20±5°C
Leakage Proof
After full charge with standard charge, store at 60±3°C, 60±10%RH for 1 month no leakage(visiual inspection)
Vibration Test
After standard charging, fixed the cell to vibration table and subjected to vibration cycling that the frequency is to be varied at the rate of 1Hz per minute between 10Hz an 55Hz, the excursion of the vibration is 1.6mm. The cell shall be vibrated for 30 minutes per axis of XYZ axes.
Drop Test
The cell is to be dropped from a height of 1 meter twice onto concrete ground
Certificates and prduction process:
Send Inquiry to This Supplier
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