Typical Characteristics

SpecificationsCell Type KR-CH(2.5)
Dimensions
of
Bare Cell
H49.0 ±0.3 mm
1.929 ±0.012 inch
D25.2 ±0.3 mm
0.992 ±0.012 inch
d8.5 mm
0.335 inch
D
d
H

Nominal Capacity 2500mAh

Nominal Voltage 1.2V

Charging Current Tri ck l e 83m A

Standard 250mA

Charging Time Trickle above 48Hrs.

Standard 14 to 16Hrs.

Ambient

Temperature

Charge 0°C to +70°C [+32°F to 158°F]

Discharge -20°C to +70°C [ -4°F to 158°F]

Storage -30°C to +70°C [-22°F to 158°F]

Internal Impedance (Av.)

(at 50% discharge)

6.5m

(at 1000Hz)

Weight 74g/2.61oz

Dimensions(D)×(H)

(with tube)

Charge
1.6
1.5
1.4
1.3
0 6 12 18 24 30 36 42 48
Charge : 83mA
0˚C/32˚F
20˚C/68˚F
40˚C/104˚F
60˚C/140˚F
Cell Voltage (V)
Charge Time (Hrs.)
Charge
1.6
1.5
1.4
1.3
0 2 4 6 8 10 12 14 16
Cell Voltage (V)
Charge Time (Hrs.)
20˚C/68˚F
40˚C/104˚F
60˚C/140˚F
0˚C/32˚F
Charge : 250mA
Discharge (at low rate)
1.4
1.2
1.0
0.8
0246810121416
Charge : 250mA×16Hrs.
at 20˚C/68˚F
(0.1 It)(0.2 It)(0.5 It)
Cell Voltage (V)
Discharge Time (Hrs.)
Discharge (at high rate)
1.4
1.2
1.0
0.8
01020304050607080
Charge : 250mA×16Hrs.
at 20˚C/68˚F
(2 It) (1 It)
Cell Voltage (V)
Discharge Time (Mins)
Discharge Trickle charge (at high temperature)
1.4
1.2
1.0
0.8
01020304050607080
Cell Voltage (V)
Discharge Time (Mins)
Charge : 83mA×48Hrs.
Charge : 83mA×24Hrs.
Discharge : 2500mA
at 45˚C/113˚F
Temperature (Charge & Discharge)
100
80
60
40
-20 -10 0 10 20 30 40 60 70˚C
-4 14 32 50 68 86 104 140
50
122 158˚F
Available Capacity (%)
Operating Temperature
90
70
50
Charge Characteristics
Discharge Characteristics
Condition Charge : 83mA×48Hrs.
Discharge : 500mA
(End Volt 1.0V)

26.0 0× 50.0 0mm

-0.8 -1.3

1.02 0× 1.97 0inch

-0.03 -0.05
CD010830