lipo battery 896474 3.7v 5000mah lithium battery for 10 inch tablet pc CUBE Onda V811 812
Product Description
Battery Quality:
1. Cells: A grade cells to make sure batteries in high and full capacity
2. Protection: Dual IC chips, that can anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload
3. Compose Type: Injection Technology to make battery more stable
4. Certifications: CE, UL, FCC, RoHS, ISO9001
5. Long life cycly, No memory, environment friendly
Advantages:
1, High energy density
2, High working voltage for single battery cells
3, Pollution-free
4, Long cycle life
5, No memory effect
6, Capacity, resistance, Voltage, platform time consistency is good
7, With short-circuit production function, safe and reliable
8, Factory price& High quality
9, Good consistency, low self discharge
10, Light weight, small size
Features:
1, Longer storage life than NiMH Batteries
2, Light weight and higher energy density than any rechargeable battery
3, Installed IC chip will prevent the battery pack from over charge and over discharge. It helps protect battery chemistry integrity and prolongs battery life.
4, Installed polyswitch will cut off power if battery discharge current more than 6.6Ah
5, Perfect for building up battery pack for medical equipment Back-up or EPS Emergency Power
6, Supply which requires compact size and lighter weight
7, The battery module is wrap by PVC
Others:
1, OEM orders are available
2, Superior quality and cost-performance ratio
3, Tags, plugs and conntors are available
4, We could design and produce the battery pack with plastic shell and assembly procession for customized
configurations is available (we could design and develop Li-ion battery according to your product work
performance & structure apprearance)
Applications:
MP3/MP4,electronic cigarettes,PMP,bluetooth headsets,learning machine,PDA,notebooks,mobile DVD,
digital camera.
| Model | 896474 |
| Nominal voltage | 3.7V |
| Nominal capacity | 5000mAh |
| Size | thickness × width × length (mm) |
| 8.90.2×64.00.5×74.00.5mm |
| Advantage | - High energy density
- Safety and reliable(with PCM)
- Long cycle life
- no memory
- Never explosion,stable performance,environment friendly
- capacity and size could be customized
|
| Max charge current | 1C |
| Charging method | charge with constant current 1C to 4.2v,then charge with constant voltage 4.2v, till charge current less than 0.01C |
| Max discharge current | 2C |
| Discharge cut-off voltage | 3v, the over-discharge detection voltage of PCM |
| Operating environment | Charging, 0C ~ 45C ; 6520%RH |
| Discharging, -20C~60C ; 6520%RH |
| Storage environment | -20C~45C |
| 6520%RH |
| storage for a long time(>3 months) and the storage condition shall be:<35C;6520%RH; |
CycleLife
(100% Prime Capacity) : | >500times |
| Charging Attention | Charging current and charging voltage should be less than specified in the Product Specification. |
| The charger shall be designed to comply with Specification. |
| It is dangerous that charging with higher current or voltage than Product Specification may cause damage to the cell electrical,mechanical safety performance. |
Battery Cell Performance Criteria
Electrical Characteristics
1)Standard Charge---->Charing the cell initially with constant current at 0.5C andthen with
constant voltage at 4.2v till charge current declines to 0.05C.
Criteria----> N.A
2)Rated Capacity-------->The capacity means the discharge capacity of the cell, which is measured
with discharge current of 0.2C with 2.75V cut-off voltage after standard charge.
Criteria----->5000mAh
3)Cycle Life----------------->Test Condition:
Charge:0.5C to 4.2v
Discharge:0.5C to 2.75v
60%or more of 1st cyle capacity at 0.5C discharge of operation
Criteria------>500
4)Self-discharge----------->After the standard charging,storied the cells under the condition as No.4.4
for 30days,then measured the capacity with 0.2C till 2.75v
Criteria------>Residual Capacity>90%
5)Initial impedance------>Internal resistance measured at AC 1KHz after 50%charge
Criteria------->80m
6)Cell Voltage------------->As of shipment
Criteria------->3.6v-3.9v
7)Temperature Characteristics------->1.According to item 4.1.1,at 235C.
2.Capacity comparison at each temperature,measured with constant
discharge current 0.2C with 2.75v cut-off.Percentage as an index the
capacity compared with 100%at 23C
Criteria-------->-20C:65%
23C:100%
60C:96%
8)Storage Characteristics-------------->1.According to item 4.1.1,at 235C.
2.The battery shall be stored at 605C for 7days and rested at room
temperature for 1hour then measured with constant discharge current
0.2C with 2.75V cut-off
Factory and Workshop Photos
