402035 3.7v 230mAh lithium polymer battery for MP3 Player

3.7V 230mAh Polymer Lithium Battery 1) High capacity density 2) Long cycle life 3) Good performance and seiko IC  1.specification: 

Model	LFT042035
Nominal voltage	3.7v
Nominal capacity	230mah
Size	thickness × width × length (mm)
	4±0.5×20±0.5×35±0.5mm (with PCM)
Advantage	High energy densitySafety and reliable(with PCM)Long cycle lifeno memoryNever explosion,stable performance,environment friendlycapacity and size could be customized
Weight	about 4.5g
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	1C
Discharge cut-off voltage	3v, the over-discharge detection voltage of PCM
Operating environment	Charging, 0°C ~ 45°C ; 65±20%RH
	Discharging, -20°C~60°C ; 65±20%RH
Storage environment	-20°C~45°C
	65±20%RH
	storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH;
CycleLife(80% 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	Sanyo,Panasonic,Samsung,Sony,LG 18650 li-ion cell
PCB Safety Function	Cell balancing,Over-discharge,Over current protection, Over-charge,Temperature protection,Secondary protection.

 

There are many other products for your choices. Should the batteries or similar product be of interest to you, please contact me for further details including price.

 

2.Product Advantages:

 

1) Green product

 

2) Long standby time

 

3) One year warranty

 

4) Excellent safety performance

 

5) Excellent storage performance and low self-discharge rate

 

6) Short circuit testing passed

 

7) Overcharge testing passed

 

8) Over discharge testing passed

 

9) 150C thermal shock test passed

 

10) 1.2m drop testing passed 

 

 

3.Key Applications:  

 

Widely applied in POS system, Solar supply system, electric tools, lighting devices, toy, household appliances and emergent device area. cordless phone, power tools, instrument and apparatus, electric bikes, Portable equipment: Laptop, camcorder,emergency light , Military equipment: IR telescope, Medical devices, household appliances, small portable Power tools  and etc. 

 

 

10.Shenzhen LEFENGTONG ELECTRONIC CO.,LTD

Professional secondary energy lithium ion battery solutions supplier.

 

 

The pcb could be customised  

 

 

2. Dimension Drawing

 

 

 

 

Item	Description	Dimension and specification
T	thickness	4.0±0.2mm
W	width	20.0±0.5mm
H	length	35.0±0.5mm
Wire	Cable length	customised

 

 

Warmly welcome your inquiry for our different capacity and different size.

 

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