nickel metal hydride handbook august 2005 nickel metal hydride batteries: individual data sheet this information is generally descriptive only and is not intended to make or imply any representation, guarantee or warranty w ith respect to any cells and batteries. cell and battery designs/specifications are subject to modification without notice. contact panasonic for the latest information. typical discharge characteristics typical charge characteristics HHR70AAAJ cylindrical hr aaa size (hr 11/45) dimensions (with tube) (mm) specifications * after charging at 0.1it for 16 hours, discharging at 0.2it. ** for reference only. battery performance and cycle life are strongly affected by how they are used. in order to maximize battery safety, please consult panasonic when determining charge / discharge specs, warning label contents and unit design. note: [it] was previously expressed as [c]. [it] is an iec standard expression for the amount of charge or discharge current and is expressed as: it(a) = cn (ah)/1h. [it] is the reference test current in ampres [cn] is the rated capacity of the cell or battery in ampere-hours. n = the time base [hours] for which the rated capacity is declared ( + ) ( ) 44.5 + - 0 1.0 10.5 + - 0 0 .7 diameter height approximate weight mm inch grams ounces 10.5+0/-0.7 44.5+0/-1.0 0.41+0/-0.03 1.75+0/-0.04 13 0.46 nominal voltage 1.2v discharge capacity* average** rated (min.) 720 mah 700 mah 30m ? 70ma (0.1it) x 16hrs. 650ma (1it) x 1.2 hrs. approx. internal impedance at 1000hz at charged state. charge charge discharge storage standard rapid standard rapid ambient temperature ? c ? f 0?c to 45?c 0?c to 40?c -10?c to 65?c -20?c to 35?c -20?c to 45?c -20?c to 55?c 32?f to 113?f 32?f to 104?f 14?f to 149?f -4?f to 95?f -4?f to 113?f -4?f to 131?f < 1 year < 3 months < 1 month voltage (v) discharge time (minutes) 0 100 200 300 400 500 600 700 800 900 10001100 120 0 2.0 1.8 1.6 1.4 1.2 1.0 0.8 charge: 1it(650ma) x 1.2h at 0.20, 45?c rest: 1~3h discharge: 1it(650ma) to 1.0v at 20?c 0?c 20?c 45?c voltage (v) discharge time (minutes) 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 2.0 1.8 1.6 1.4 1.2 1.0 0.8 charge: 1it(650ma) x 1.2h at 20?c rest: 1h discharge: 0.2it(130ma) to 1.0v at 20?c voltage (v) discharge time (minutes) 0 100 200 300 400 500 600 700 800 900 1000 11001200 2.0 1.8 1.6 1.4 1.2 1.0 0.8 charge: 1it(650ma) x 1.2h at 20?c rest: 1 ~ 5h discharge: 1it(650ma) to 1.0v at 20?c
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