PRODUCT DATASHEET Asia Pacific Region +852-31026623 ENERGIZER NH12-500 Specifications Industry Standard Dimensions (millimeters) 10.50 9.50 AAA Classification: Chemical System: Rechargeable Nickel-Metal Hydride (NiMH) Designation: Nominal Voltage: Rated Capacity: IEC-HR03 1.2 Volts 500 mAh (to 1.0 volts) Based on 100 mA (0.2C) discharge rate Typical Weight: Typical Volume: Jacket: 12.0 grams 3.8 cubic centimeters Plastic Label 0.80 Minimum 3.80 Maximum Internal Resistance: The internal resistance of the cell varies with state of charge, as follows: Cell Charged Cell 1/2 Discharged 100 milliohms 120 milliohms (tolerance of ±20% applies to above values) 44.50 43.30 AC Impedance (No Load): The impedance of the charged cell varies with frequency, as follows: 4.30 Minimum Frequency (Hz) Typical Discharge Characteristics 1000 Typical Performance at 21ºC Cell Voltage 1.4 1.3 100 mA (0.2C) 1.1 1.0 Above values based on AC current set at 1.0 ampere. Value tolerances are ±20%. 50 mA (0.1C) 1.2 Operating and Storage Temperatures: To maintain maximum performance, observe the following general guidelines regarding environmental conditions. 0.9 0 3 6 Hours of Discharge 9 12 Typical Performance at 21ºC 1.4 Cell Voltage Impedance (milliohms) (Charged Cell) 35 1.3 1.2 1.1 1.0 0ºC to 40ºC 0ºC to 50ºC -20ºC to 30ºC 65±20% Operating at extreme temperatures, will significantly impact battery cycle life. 0.25 A (0.5C) 0.5 A (1.0C) 1.0 A (2.0C) Charge: Discharge: Storage: Humidity: 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. Engineering Data Engineering Data Form No. EBC - 8918AP-D Page 1 of 1