Datasheet

Data Sheet
Version: A-0
Page: 5/7
4. PERFORMANCE
Standard Testing Condition:
Parapet measuring instruments˖±1% for voltage/current/capacity˗±2ć for temperature˗±0.1% for
time.
Ambient Temperature Ta: 20±5ć Relative Humidity: 65±20%RH
Notes: Standard Charge/Discharge Condition˖
Charge:0.1C×14 hrs Discharge: 0.2C to 4.0V/set
Testing Item Testing Conditions
Standard
(1) Standard Charge
0.2C discharge to 4.0V,then 0.1C charge for 14h (Constant
Current)
(2) Fast Charge
0.2C discharge to 4.0V,then 0.2C charge for 6 h(Under–ᇞV
controlled 10mV)
(3) Open Circuit Voltage
After 1 hour standard Charge
≥
5.0V
(4) Nominal Capacity
Have 1-4 h of rest after standard charge,then0.2C discharge
to 4.0V
ˈ
3 cycles permitted
≥29
3 min
(5) High Rate Discharging
Capacity (40mA)
Have 1-4 h of rest after fast charge, Then
40mA discharge to 4.0V,3 cycles permitted
≥
57 min
(6) Cycle Life
Ćfor IEC/CEI61951-2:2001. 4.4
≥400 cycles
(7) Over charge
2.4
mA charge one year
No deformation
no leakage.
(8) Charge(capacity)
retention(Self
-discharge)
After standard charge, stored for 28 days under 20±5
ć
,then
0.2C discharged to
4.0V
Discharging Time
≥
240 min
(9)Free fallin
g(drop)
The battery shall be subjected to drop from the height of 1 m
to an oak board more than 1 cm thick, the test should be
carried for 3 times at each direction of the battery axis.
The battery maintains the
electrical specification,the
mechanical dist
ort or
damage is permitted
ĆFor IEC/CEI61951-2:2001. 4.4 cycle life
Cycle number
Charge
Stand in charged Condition
Discharge
1
0.1 C
t
A for 14h
None
0.25 C
t
A for 2h20min
2-48
0.25 C
t
A for 3h10min
None
0.25 C
t
A for 2h20min
49
0.25 C
t
A for 3h10min
None
0.25 C
t
A to 4.0V/set
50
0.1 C
t
A for 14h
1h to 4h
0.2 C
t
A to 4.0V/set
1.Befor the endurance in cycles test, the battery shall be discharged at 16mA to a final voltage of 4.0V/set.
2.The following endurance test shall then be carried out, in an ambient temperature of 20
ćf
5
ć
.