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Typical Characteristics

Specifications

Cell Type N-250AAA

Dimensions

of

Bare Cell

H

43.7 

+0.3/-0.4 

        mm

1.720

 +0.012/-0.016

inch

D

10.0

 ±0.2

mm

0.394

 ±0.008

inch

d

5.5

mm

0.217

inch

D

d

H

Nominal Capacity

250mAh

Nominal Voltage

1.2V

Charging Current

Standard

25mA

Quick

75mA

Fast

375mA

Charging Time

Standard

14 to 16Hrs.

Quick

4 to 6Hrs.

Fast

about 1Hr.

Ambient
Temperature

Charge

Standard

0°C to +45°C [+32°F to 113°F]

Quick

10°C to +45°C [+50°F to 113°F]

Fast

0°C to +45°C [+32°F to 113°F]

Discharge

-20°C to +60°C [ -4°F to 140°F]

Storage

-30°C to +50°C [ -22°F to 122°F]

Internal Impedance (Av.)
(at. 50% discharge)

24.0m

(at 1000Hz)

Weight

11g/0.39oz

Dimensions(D)

×

(H)

(with tube)

Charge

1.6

1.5

1.4

1.3

0

2

4

6

8

10

12

14

16

Charge : 25mA

0˚C/32˚F

20˚C/68˚F

45˚C/113˚F

Cell Voltage (V)

Charge Time (Hrs.)

Charge

1.6

1.5

1.4

1.3

0

20

40

60

80

100

120

140

160

Temperature : 20˚C/68˚F

0.3 It

1.5 It

0.1 It

Cell Voltage (V)

Charge Input (%)

Discharge 

(at low rate)

1.4

1.2

1.0

0.8

0

2

4

6

8

10

12

14

16

Charge : 25mA

×

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

0

10

20

30

40

50

60

70

80

Charge : 25mA

×

16Hrs.

at 20˚C/68˚F

(2 It)

(1 It)

Cell Voltage (V)

Discharge Time (Mins)

Discharge 

(at high rate)

1.4

1.2

1.0

0.8

0

2

4

6

8

10

12

14

16

Change : 25mA

×

16Hrs.

at 20˚C/68˚F

(4 It)

(8 It)

Cell Voltage (V)

Discharge Time (Mins)

Temperature 

(Charge & Discharge)

100

80

60

40

-20

-10

0

10

20

30

40

50

60˚C

-4

14

32

50

68

86

104

122

140˚F

Available Capacity (%)

Operating Temperature

90

70

50

Charge Characteristics
Discharge Characteristics

Condition  Charge : 25mA

×

16Hrs.

  Discharge :  50mA
  (End Volt 1.0V)

10.5

0

× 

44.4

0

mm

-0.5

-1

0.41

0

× 

1.75

0

inch

-0.02

-0.04

CD010830

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