T-AAA280 Datasheet PDF

APPLICATIONS

: Nominal Voltage : Nominal Capacity : Standard Charge : Fast Charge : Service Life : Continuous Overcharge : Weight : Internal Resistance : Max. Charging Voltage : Ambient Temperature : Range Rechargeable Nickel Cadmium Standard Cell T-AAA280 = 10.5 0 – 0.5 mm H = 43.0 ± 0.5 mm Recommended discharge current 28 to 280 mA 1.2V 280 mAh when discharge at 56 mA to 1.0 V at 20oC 28 mA for 15 hrs at 20oC 112 mA (0.4C ) with charge termination control Recommended control parameters Timer: 140 % nominal input > 500 cycles 28 mA maximum permissible current No conspicuous deformation and / or leakage 13 g Max 35 m at 1000 Hz measured within 1 hour after standard charge 1.5 V at 28 mA charging Standard Charge : 0oC to 45oC Fast Charge : 10oC to 45oC Discharge : -20oC to 45oC Storage : -20oC to 45oC Characteristics Charge Curves ( 20 oC ) Voltage ( V ) 1.6 1.5 1.4 112 mAh 28 mAh 1.3 1.2 0 20 40 60 80 100 120 140 160 Charge Capacity ( % ) Discharge Curves ( 20 oC ) Voltage ( V ) 1.4 1.2 280 mAh 56 mAh 1.0 0.8 0 20 40 60 80 100 120 Discharge capacity ( % ) Charge/Discharge Efficiency vs.