CR3032 Lithium Button Cell Battery

     ITEM    UNIT  SPECIFICATIONS  CONDITIONS
  Nominal voltage      V     3.0Standard discharge
  Nominal capacity     mAh     520  Standard discharge
Instantaneous short-circuit current  

     mA

                     350               Time0.5second
Off-load voltage      V     3.20   Unit cell
 Storage temperature           0-35 
 Standard weight      g     8.0   Unit cell
 

Service

output

Initial      h     478Continuous discharge with load 3 kΩ,till 2.0v end-voltage at 20-25
After 12 months storage      h     468
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描述

描述

   ITEM           TEST METHODS   STANDARED
 

Dimensions

Using vernier caliper(accuracy0.02) while avoiding short-circuitDiameter30.0(-0.15)mm
Height3.20(-0.20)mm
 Off-load

  voltage

Using multimeter(accuracy0.25%)internal resistance1MΩ 

      3.20V

Instantaneous

Short-circuit

current

Time of short-circuit should be less than 0.5

Sencond and avoid repeated test within half

An hour

 

      350mA

AppearanceEyeballingBright ,clen,no rust,no leakage,And no flaw
 

Capacity

Continuously discharge for 8 hour with load

3 kΩ,temperature at 20-25,humidity at 65

±20% till 2.0v end-voltage(for fresh battery

only:within 3 months)

 

     478h

 

Vibration test

Put battery on the platform of the vibrations

Machine,start the machine and adjust the

Frequency form 10 times per minute to 15

Times per minute.keep it running for an hour

 

Characteristics keep stability

Leakage at

  hight

temperature

 

Stored under temperature(45)for 30 days

 

  Leakage rate0.5%

 Over

 Discharge

   Test

After 2.0v end-voltage, continuously discharged for 5 hours 

    No leakage allowed

Specifications & data sheet

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