Blue 803448 3P Li Polymer Battery 4500mAh 300 Times Cycle Life

Basic Information
Place of Origin:CHINA
Brand Name:HB
Model Number:803448 3P 4500mAh
Minimum Order Quantity:Contact sales to get
Price:Contact sales to get
Packaging Details:Contact sales to get
Delivery Time:Contact sales to get
Payment Terms:T/T
Supply Ability:Contact sales to get
Detail Information

Product Description

803448 3P Li Polymer Battery 4500mAh 3.7V li poly rechargeable battery pack

1. Pack List

18034481Li-ion polymer cell1500mAh

Fiber glass polymer compound

circuit board

Pass RoHS
3wire2Polythene and copper

XH2.54-2P reverse 



2. Basic Performance 


No.Item Specification Note 
2Nominal Capacity 4500 mAh0.2C discharge 0.2C
3Min. Capacity 4400 mAh0.2C discharge 0.2C
4Cell Weight ≈ 26.5g 
5Cell Initial Impedance ≤ 200mΩ3.7V AC 1KHz measured 
6Normal Voltage 3.7 V 
7Initial Voltage ≥3.8V 
8Limited Charge Voltage 4.2 VVoltage of CC charge to CV charge 




Standard Charging Method 


0.2C CC current charge to 4.2V, then CV charge till current declines to 0.01C 

10Cut-off Voltage 2.75 VLoad Voltage when discharge ended 
11Standard Charging Current900mA (0.2C) 
12Standard Charging Time6~7 hoursCC charge to 4.2 V, then CV charge till
13Rapid Charging Current2000mA 
14Rapid Charging Time约3hours 
16Max. Discharging Current 2000mA


CC discharge to 2.75 V 

17Operating Temperature Range

Charging:0 ~ 45℃

Discharging:-20 ~ 60℃

18Operating humidity Range ≤ 90%RH 



3. PCB Specification PCB 

No.Item Min TypeMax Unit 
1Over-charge Protection Voltage 4.2554.2804.305V
2Over-charge Release Voltage 4.0554.0804.105V
3Over-charge Protection Delay Time /11.2ms
4Over-discharge Protection Voltage2.9753.0003.025V
5Over-discharge Release Voltage 2.9753.0003.025V
6Over-discharge Protection Delay Time /144/ms
7Over-current Protection for Discharge 1.5/3A
8Internal Resistance //65
9Operation Static Current 1.0/6.0µA
10Current consumption(Power down) //0.5µA
11Short Circuit Protection Available 
12Short Circuit Protection Delay Time //50µs


4.Drawing of battery

TBattery pack Thickness max.25mm
WBattery pack Width max.34.5mm
HBattery pack Height max.53mm
LWire Length120± 5mm
(XH2.54-2P反向 UL1007/22#)
Pack Impedance ≤ 300mΩ
Battery Weight about80g



Blue 803448 3P Li Polymer Battery 4500mAh 300 Times Cycle Life 0