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Data Sheet Model No.: GP181AFH
Rechargeable Nickel Metal Hydride
:Type
Cylindrical Cell
Fast Charge (Charge control required)
Voltage (V)
1.6
:Nominal Dimension
(with Sleeve)
Φ =17.0mm
H =43.0mm
Recommended discharge current
:Applications
180 to 5400mA
1.2V:Nominal Voltage
:Capacity
Minimum: 1800mAh
Typical: 1860mAh
When discharged at 360mA to 1.0V at 20
180mA for 16hrs at 20
900mA to 1800mA (0.5 to 1C)
:Fast Charge
o
C:Charging Condition
1.5
1.4
1.3
o
C
1.2
1.1
0 20 40 60 80 100 120 140 160
1800mA
(1C)
900mA
(0.5C)
Capacity Input ( % )
charge termination control recommended
control parameters:
-∆V : 0 - 5mV
DT/dt : 0.8
: 0.8 - 1
TCO : 45 - 50
o
C/min (0.5 to 0.9C)
o
C/min (1C)
o
C
Timer : 105% nominal input
Low Rate Discharge
Voltage (V)
1.5
1.4
1.3
Charge: 180mA x 16hrs at 20oC
1.2
Overcharge
Range
>500 cycles (IEC standard):Service Life
:Continuous
180mA maximum current for 1 year
No conspicuous deformation
and/or leakage
32.0g:Weight
:Internal Resistance
Average 14mΩ upon fully charged
(Range 10-20mΩ) at 1000Hz
1.5V at 180mA charging:Max. Charging Voltage
:Ambient Temperature
Standard Charging
Fast Charging
Discharging
Storage
0 to 45oC
:
10 to 45
:
:
-20 to 50
:
-20 to 35
o
C
o
C
o
C
1.1
1
0.9
0.8
900mA
(0.5C)
360mA
(0.2C)
180mA
(0.1C)
0.7
0 2 4 6 8 10 12 14
Discharge Time ( Hrs )
High Rate Discharge
Voltage (V)
1.5
1.4
Charge: 180mA x 16hrs at 20oC
1.3
1.2
1.1
17.0
+0
-0.7
8.0(REF.)
0.9
0.8
1
5400mA
(3C)
3600mA
(2C)
1800mA
(1C)
0.7
0 10203040506070
Discharge Time ( Mins )
+0
43.0
-1
* The information (subject to change without prior
notice) contained in this document is for reference
only and should not be used as a basis for product
Unit : mm
guarantee or warranty. For applications other than
those described here, please consult your nearest
GP Sales and Marketing Office or Distributors.
______________________________________________________________________________________________________
Manufacturer reserves the right to alter or amend the design, model and specification without prior notice. CRS3282 Rev.03
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