Lithium Ion Battery Specifications Model: LFP18650
Contents
1. 0 25 C 1 Scope This specification shall be applied to Lithium ion rechargeable battery cell 2 Testing environment Unless otherwise specified all tests stated in this document shall be performed at 23 2 C 3 Performance and test conditions Standard charge 0 5C 700mA constant current CC charge to 3 65V followed by 3 65V constant voltage CV charge until current taper to lt 0 01C o Standard discharge 0 5C 700mA CC discharge to the end of discharge voltage No Test item Test conditions Requirements 3 1 Outside Appearance Visual check No prominent stain and deformation nor damage 32 Diameter Outside Dimensions Vernier clippers 18 1 0 2 mm Height 64 5 1 0 mm 3 33 Open circuit 3 2V or more voltage at Voltage within 1 week after delivery delivery 3 4 Internal 50mQ or less resistance at The cell impedance shall be measured by AC method delivery 1kHz within 1 week after delivery 3 5 Nominal capacity At standard charging CH and discharging at 0 2C 1400mAh or more 3 6 Temperature rat 1 Standard CH at R T e performance Keep batteries in a icebox with ambient temperature of 20 C for 4 hours Capacity ratio 25096 DCH at 0 2C to the end of DCH voltage at 20 C Calculate the capacity ratio with the nominal capacity 2 Standard CH at R T Keep batteries in a icebox with ambient temperature of 0 C2. Lithium Ion Battery Specifications Type Cylindrical Lithium Iron Phosphate Battery Model LFP18650 1500 AA Portable Power Corp Prepared by Checked by Approved by Product Specifications Type Cylindrical Lithium Iron Phosphate Battery Model LFP 18650 1500 Dimension Including shrink sleeve label Diameter d 18 1 0 2mm Height h 64 5 1 0mm Mass _ 41g Approx Nominal voltage 3 2V Capacity 0 2C discharge Nominal 1400 mAh Maximum 1500 mAh CV Charge voltage Recommend 3 65V Maximum 3 90V Maximum continuous charge current 1400 mA Maximum discharge current Continuous 4200mA Pulse 10Sec 8400mA Discharge cut off voltage 2 5V Internal impedance 23 2 C lt 50m Operation temperature Discharge 20 60 C Charge 0 45 C Storage temperature non condensing Within 1month 0 45 C 1 3months 0 35 C 3 12months
3. battery on the hard floor to avoid mechanical shock Don t disassemble the battery or modify the battery design including electric circuit Don t use seriously scared or deformed battery Don t put the battery into a microwave oven dryer or high pressure container Don t use or assemble the battery with other makers batteries different types and or models of batteries such as dry batteries nickel metal hydride batteries or nickel cadmium batteries Warning Don t use or assemble old and new batteries together Stop charging the battery if charging isn t completed within the specified time Stop using the battery 1f the battery becomes abnormally hot discoloration deformation or abnormal conditions are detected during use charge or storage Keep away from fire immediately when leakage or foul odors are detected If liquid leaks onto your skin or cloths wash well with fresh water immediately If liquid leaking from the battery gets into your eyes don t rub your eyes and wash them with clean water and go to see a doctor immediately If the terminals of the battery become dirty wipe with a dry cloth before using the battery The battery can be used within the following temperature ranges Don t exceed these ranges Charge temperature ranges 0 45 C Discharge Temperature ranges 20 60 C Store the battery at temperature below 60 C Caution m Electrical misusage Battery must be charged with constant cu
4. top face positive terminal and side is covered with insulation tubing 8 Charge State of Battery before shipment Approximately 30 charged baseline 9 Storage Store the battery at low temperature below 20 C is recommended low humidity no dust and no corrosive gas atmosphere 10 Warranty Our corporation will repair the cells or batteries for free or replace with new product if there is any fault which is due to material or workmanship during 3 months from the date of delivery Handling Precaution and Prohibitions of Lithium Ion Rechargeable Cells and Batteries Danger m Electrical misusage Use dedicated charger Use or charge the battery only in the dedicated application Don t charge the battery reversely m Environmental misusage Don t leave the battery near the fire or a heated source Don t throw the battery into the fire Don t charge or use the battery in a car or similar place where inside of temperature may be over 60 C Don t immerse throw wet the battery in water seawater m Others Don t store the battery in a pocket or a bag together with metallic objects such as keys necklaces hairpins coins Or SCrews Don t short circuit and terminals with metallic object intentionally Don t heat partial area of the battery with heated objects such as soldering iron Don t hit with heavy objects such as a hammer weight Don t step on the battery and throw or drop the
5. circuited with a wire deformation having 50mQ or less resistance and left for 1 hour 5 2 Over charge After standard charged the cell shall be charged for 2 5 No fire nor explosion hours using 10V 1400mA power supply 53 No explosion and Over discharge The cell shall be standard charged and discharged with flame nor 50Q resistor load for 24 hours deformation 54 Hot Oven Test No fire nor explosion The charged batteries are heated in a gravity convection or circulating air oven The temperature of the oven is to be raised at a rate of 542 C per minute The oven is to remain for 30 minutes at 15042 C before the test is discontinued 5 5 Nail Test A nail with a diameter of 2 5 to 5mm is penetrated No fire nor explosion vertically through the center of the fully charged battery 5 6 Impact test No fire nor explosion A test sample battery is to be placed on a flat surface A 5 8 inch 15 8mm diameter bar is to be placed across the center of the sample A 20 pound 9 1kg weight is to be dropped from a height of 24 1 inch 610mm onto the sample 5 7 Crush test No fire nor explosion The force for the crushing is to be applied by a hydraulic ram with a 1 25 inch 32mm diameter piston The crushing is to be continued until a pressure reading of 17 2MPa is reached on the hydraulic ram applied force of 13kN 6 Welding allowable part on a cell Welding is not allowed on cell side wall 7 Insulation Can
6. for 4 hours Standard DCH to the end of DCH voltage at 0 C Calculate the capacity ratio with the nominal capacity 3 Standard CH at RT Keep batteries in a icebox with ambient temperature of 60 C for 4 hours Standard DCH to the end of DCH voltage at 60 C Calculate the capacity ratio with the nominal capacity Capacity ratio gt 75 Capacity ratio gt 95 3 7 Cycle Life 1000 cycles of standard CH and standard DCH at 0 2C The ratio of discharge capacity at the last and the first cycle gt 80 4 MechanicalPerformances A standard charged cell shall be vibrated as specified hereunder Vibration waveform sinusoidal Frequency 16 7Hz Test time 1 hours Vibration direction arbitrary Total amplitude 1mm After vibration application the cell shall be standard CH and then standard DCH No Test Item Test Conditions Specifications 4 1 Drop The cell shall be standard charged and then dropped onto No fire nor explosion hard wood from the height of 75 cm in 3 directions X Y and Z once at each direction 4 2 Vibration No explosion and flame no deformation Possible to be charged and discharged Safety Evaluation No Test Item Test Conditions Specifications 5 1 External short No explosion and circuit The cell shall be standard charged The plus and minus flame nor terminals of the cell shall be short
7. ing safety concerns
8. rrent constant voltage CC CV 4 lled ied vale ta Cellsnsdifiaaf 7 Discharge current must be controlled by specified value in Cell s specification Cut off voltage of discharging must be over 2 25V cell Keep the battery away from babies and children to avoid any accidents such as swallow If younger children use the battery their guardians should explain the proper handling method and precaution before using Before using the battery be sure to read the user s manual and precaution of it s handling Before using charger be sure to read the user s manual of the charger Before installing and removing the battery from application be sure to read user s manual of the application Replace the battery when using time of battery becomes much shorter than usual Cover terminals with insulating tape before proper disposal If the battery is needed to be stored for a long period battery should be removed from the application and stored in a place where humidity and temperature are low While the battery is charged used and stored keep it away from object materials with static electric chargers Design of positioning the battery pack in application and charger To prevent the deterioration of the battery performance caused by heat battery shall be positioned away from the area where heat is generated in the application and the charger Please email us at sales batteryspace com or call 510 525 2328 when you need any help includ
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