Gp batteries GP250CKT DATASHEET

Data Sheet Model No.: GP250CKT

0.1C )

(

)

(

)

g

φ

φ

(with Sleeve)

High Temperature Rechargeable Nickel

:Type

Cadmium Cylindrical Cell

:Nominal Dimension

∅ = 25.8 mm

H = 50.0 mm

Recommended discharge current

:Application

250mA to 2500m A

1.2V:Nominal Voltage

Min.: 2500mAh

:Nominal Capacity

Typical: 2750 mAh when discharged at
500mA to 1.0V at 20

250mA for 16 hrs at 20

o

C

o

C:Charging Condition

>500 cycle (IEC61951-1 standard):Service Life

Comply with IEC61951-1

:Continuous Overcharge

Permanent Charge Endurance Test

70g:Weight

:Internal Resistance

Average 17mΩ upon fully charged
(Range : 15-22mΩ) at 1000Hz

1.5V at 250mA charging:Max. Charging Voltage

:Temperature Range

Standard charging
Discharging
Storage
Storage (1 week)

:
:
:
:

0 to 70oC

-20 to 70

-20 to 35

-20 to 60

Low Rate Discharge

Voltage (V)

1.5

1.4

1.3

1.2

1.1

1

0.9

0.8

Charge: 250mA X 16hrs at 20OC

1250mA

0.5

02468101214

500mA

0.2C

Disch. Time (hrs)

250mA

High Rate Discharge

Voltage (V)

1.5

1.4

o

C

o

C

o

C

1.3

1.2

1.1

0.9

0.8

Charge: 250mA X 16hrs at 20OC

1

2500mA
(1C )

0 10203040506070

Disch. Time (min.)

Charge/discharge efficiency vs. temp.

Available Capacity (%)

110

+0

34.2

25.8

50.0

61.5

+ 0

-1

- 2

+0

+ 0

-2

- 2

7.8-9.5(REF)

10.0(REF)

unit: mm

Unit : mm

100

90

Charge : 0.05C for 48hrs

80

Dischar

70

60

0 10203040506070

e : 0.2C until 1V

Charge and discharge temp. (deg. C)

* 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 described guarantee
or warranty. For applications other than
those 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 ZRS1036REV01