Energizer specifications Energizer NH50-2500, Specifications, Industry Standard Dimensions

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Cell Voltage

Cell Voltage

ENERGIZER NH50-2500

Specifications

D

Classification:

Rechargeable

Chemical System:

Nickel-Metal Hydride (NiMH)

Designation:

IEC-HR20

Nominal Voltage:

1.2 Volts

Industry Standard Dimensions

Rated Capacity:

2500 mAh (to 1.0 volts)

Based on 500 mA (0.2C) discharge rate

(millimeters)

Typical Weight:

73.0 grams

Typical Volume:

56.5 cubic centimeters

1.50

Jacket:

Plastic Label

Internal Resistance:

34.20

9.50

32.30

Minimum

Maximum

The internal resistance of the cell varies

(+)

with state of charge, as follows:

Cell Charged

Cell 1/2 Discharged

61.50

11 milliohms

21 milliohms

59.50

(tolerance of ±20% applies to above values)

(-)

AC Impedance (No Load):

18.0

The impedance of the charged cell varies

Minimum

with frequency, as follows:

Typical Discharge Characteristics

Frequency (Hz)

Impedance (milliohms)

(Charged Cell)

Typical Performance at 21ºC

1000

9

1.4

Above values based on AC current set at 1.0 ampere.

1.3

Value tolerances are ±20%.

1.2

250 mA

(0.1C)

1.1

500 mA

Operating and Storage Temperatures:

1.0

(0.2C)

To maintain maximum performance, observe the following

0.9

general guidelines regarding environmental conditions.

0

3

6

9

12

Charge:

0ºC to 40ºC

Hours of Discharge

Discharge:

0ºC to 50ºC

Typical Performance at 21ºC

Storage:

-20ºC to 30ºC

Humidity:

65±20%

1.4

Operating at extreme temperatures,

1.3

will significantly impact battery cycle life.

1.2

1.25 A

(0.5C)

1.1

2.5 A

(1.0C)

1.0

5.0 A

(2.0C)

0.9

0.0

0.5

1.0

1.5

2.0

2.5

Hours of Discharge

Important Notice

This datasheet contains typical information specific to products manufactured at the time of its publication.

©Energizer Holdings, Inc. - Contents herein do not constitute a warranty.

Form No. EBC - 8921AP Page 1 of 1