Datasheet

Document NO.: WI-FHF-CS-PMIIICSL-A Page 5of 9
MODEL: CS-PMIIICSL
REV: A/1
3.3 Test method and request ()
Item
 
Test Method

Request
 
1
Appearance

By sight30CM vertically
 30CM
Case appearance should be smooth w/o
nick, burr and other mechanical damage.
Exposed metallic part should not be
Oxidized. Case should not be distorted.
,

2
Insulation Resistance

Test the external packing of battery and
insulation between poles using insulation-meter

More than 10MΩ
 10MΩ
Charging

Environment temperature (1525) , CC/CV
mode, 0.2C constant current charge to 4.2V,
then constant voltage charge mode, cut off
current 0.01C
(1525),CC/CV ,0.2C 
4.2V,, 0.01C
3
Nominal
Capacity

Discharging

Environment temperature (1525), 0.2C
constant current discharge, cut off current 3.0V
(1525),0.2C , 3.0V
1) Discharging time: ≥5 hours.
:≥5
2) No distortion on appearance, no burst
and no leak

4
Internal Resistance

AC testing method. In half capacity condition,
using AC 1kHz testing method to measure the
internal resistance figure between poles in
battery connector.
,, AC 1kHz ,

Charge terminal/---
Discharge terminal/
≤220mΩ
High temperature
Resistant Capability

1).Use nominal capacity charging method full
charge the battery, then keep 0.5h1h.
 0.5 1 

2).Put full-charged battery in 60±2
thermostat for 2hthen use 1C discharge to
3.0V
 60±2 2h 
1C  3.0V
1).After test, 1C capacity should be
≥54 minutes.
 1C ≥54 
2).Case appearance should not be
distorted and crack.

6
Low temperature Resistant
Capability

1).Use nominal capacity charging method full
charge the battery, then keep 0.5h1h.
 0.5 1 

2).Put full-charged battery in -20 ± 2 chest
freezer for 24hthen use 0.2C discharge to
3.0V
-20±2 24h 
0.2C  3.0V
1).After test, 0.2C capacity should be
≥3.5 hours
 0.2C ≥3.5 
2). Case appearance should not be
distorted and crack.

7
Cycle Life

After 400 cycles of complete charge and
discharge at 1C current, and record the
capacityWhen the time between twice
Battery should not explode smoke, burn or
burst. 1C charge and discharge cycle life
should more than 300 times