PRODUCT DATASHEET
1-800-383-7323 USA/CAN
www.energizer.com
ENERGIZER NH22-175
Classification:
Chemical System:
Designation:
Nominal Voltage:
Rated Capacity:
Typical Weight:
Specifications
Rechargeable
Nickel-Metal Hydride (NiMH)
ANSI-7.2H5
8.4 Volts
175 mAh* at 21°C (70°F)
42.0 grams (1.5 oz.)
9V
Industry Standard Dimensions
mm (inches)
Typical Volume:
Terminals:
Jacket:
22.0 cubic centimeters (1.3 cubic inch)
Snap
Plastic
26.50 (1.043)
24.50 (0.965)
17.50 (0.689)
15.50 (0.610)
12.95 (0.510)
12.45 (0.490)
* Based on 35 mA (0.2C rate) continuous discharge to 1.0 volts.
Internal Resistance:
The internal resistance of the cell varies with state of charge, as follows:
Cell Charged
1000 milliohms
Cell 1/2 Discharged
1500 milliohms
46.40 (1.827)
Maximum
48.5 0 (1.909)
46.50 (1.831)
(tolerance of ±20% applies to above values)
AC Impedance (no load):
Discharge Characteristics
The impedance of the charged cell varies with frequency, as follows:
10
Typical Performance at 21oC (70oF)
17.5 mA
Frequency (Hz)
1000
Impedance (milliohms)
(charged cell)
950
8
6
35 mA
(0.2C)
(0.1C)
Above values based on AC current set at 1.0 ampere.
Value tolerances are ±20%.
4
0
3
6
Hours of Discharge
9
12
Operating and Storage Temperatures:
To maintain maximum performance, observe the following general
10
guidelines regarding environmental conditions:
8
6
4
175 mA
(1.0C)
87.5 mA
(0.5C)
Charge: 0oC to 40oC (32oF to 104oF)
Discharge: 0oC to 50oC (32oF to 122oF)
Storage: -20oC to 30oC (-4oF to 86oF)
Humidity: 65±20%
NOTE: Operating at extreme temperatures, will significantly
impact battery cycle life.
0.0
0.5
1.0 1.5
Hours of Discharge
2.0
Important Notice
This data sheet 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 - 7105J
Page 1 of 1
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