NIMH Size : AAA800RTU Technical Specification 2010 Nominal Voltage : 1.20 V Open Circuit Voltage : 1.40 V after 16h/0.1C charge Nominal Capacity min. 800 mAh at 0.2C discharge 1.0V after 16h/0.1C charge* Weight 5 g : 14 g Int. Resistance : 40 m at 1 kHz Self Discharge : 35% / year at 20C storage Charge Characteristics Standard Charge : 16 h x 0.1 C (80mA) Fast Charge : 2.2 h x 0.5 C (400mA) DDischarge Characteristicsischarge Characteristics end 1.0 V 0.2 C (160mA)* 300 min 1.0 C (800mA)* 55 min * test condition: 20 5C 1Performance Characteristics Storage Temperature : min -20 C max 40C Operating Temperature : min -20 C max 50C Cycle life test : IEC standard up to 500 cycles Cycle life performance (IEC) Cycle number Charge Rest Discharge 1 0.1 C / 16 h no 0.25 C 2.33 h 2 to 48 0.25 C / 3.17 h no 0.25 C / 2.33 h 49 0.25 C / 3.17 h no 0.25 C to 1.0 V 50 0.1 C / 16 h 1-4 h 0.25 C to 1.0 V The endurance test is considered complete when two such seccessive cycles give a discharge duration less than 3 h of any 50th cycle Safety Performance Drop test Drop to an concrete floor from a height of 75 cm No machanical and 4 times after fully charge and discharge electrical abnormality Short-circuit Short-circuit for 2 hours with 0,75qmm wire No explosion after fully charge and discharge Overcharge test 1 Charge 0.1C / 16h, charge 0.1C / 48h Discharge time should be rest 1h, discharge 0.1C to 1.0V > 5h Overcharge test 2 Charge 1.0C (-dV:5mV), rest 10 min, charge 1.0A No leakage should (-dV:5mV) rest 10 min, charge 1.0C (-dV:5mV) occure Drop-overcharge Discharge 1.0C to 1.0 V, discharge 0.2C to 1.0 V, drop to No explosion an concrete floor 3 times, charge 1.0C / 5h Drop short-circuit Charge 0.1C / 16h, drop to an concrete floor No explosion 3 times, short-circuit for 2 hours with 0,75qmm wire 2