55750404014

V 500 HT Rechargeable Ni-MH Button Data Sheet Type Number: 55750 Sytem: Nickel Metal Hydride/ Nominal Voltage [V]: 1.2 KOH Electrolyte Nominal Capacity C [mAh]: 500 Typical Capacity C [mAh]: 510 at 100 mA / 1.00 V Weight, approx. [g] Dimensions [mm]: 14.0 min. max. Length [l]: 24.0 24.2 Width Facing [w]: 33.9 34.1 6.3 6.5 Height [h]: UL Recognition: MH13654 Coding: Manufacturing 5 digit code Temperature Ranges [°C] min. (123 = day/4 = year/ 5 = version) max. Storage: less than 30 days -40 85 Discharge: -20 85 0 85 Charge: Charging Method: Normal Charging: 50 mA for 14 – 16 h Accelerated Charging (20°C): 150 mA for 4 h Time controlled, voltage control recommended Fast Charging (20°C): 500 mA for h * Trickle Charging: 5 - 15 mA Overcharge (20°C): 15 mA continuous 50 mA up to 1 year Charge Retention [%] at 20°C: 80 Capacity available after 1 month Storage at 20°C Internal Resistance [Ohm]: 0.1 at charged cells, 20°C, DC: 0.2 CA/2 CA, (IEC 61951-2) Impedance [Ohm]: 0.015 at charged cells, 20°C, AC: 1kHz, (IEC 61951-2) Typical Capacities [mAh]: at 500 mA / 0.9 V 400 at 1500 mA / 0.9 V 200 Max. Discharge Current (cont.) [mA]: 1500 Life Expectancy (typical): IEC Cycle: 1000 Cycles (IEC 61951-2) Trickle Charge: up to 5 years (20°C) Trickle Charge: up to 3 years (45°C) * (-dv = 5-10 mv/ cell; dT/dt=0.7°C/min) Capacities based on normal charging VARTA Microbattery GmbH, Daimlerstraße 1, D-73479 Ellwangen/Jagst Tel.: (+49) 7961/921-0, Telefax: (+49) 7961/921-553 Subject to change without prior notice ! Date of Issue: 08.02.2008