ML621-TZ1

Cell Type ML621 Specifications Nominal Capacity*1 Nominal Voltage Standard Charge/Discharge Current 5.8mAh 3V 0.015mA 0.5mA Continuous *2 Pulse*3 1.5mA Discharging Depth of 5% 3000 Discharging Depth of 20% 300 3.1±0.15V Constant Voltage Charge Hight Temperature 2.95±0.15V -20℃～60℃ 0.22g Diameter(D) 6.8mm Height(H) 2.1mm Max. Discharge Current Charge/Discharge Cycle Characteristics Charging Method Temperature Range Weight D H Dimensions *1 Nominal capacity is determined to an end voltage of 2.0V when the battery is allowed to discharge at a standard current level at 23oC. *2 Current value is determined so that 50% of the nominal capacity is obtained with an end voltage of 2.0V at 23 oC. *3 Current value for obtaining 2.0V cell voltage when 15sec. pulse is applied at 50% discharge depth at 23 oC. Typical Characteristics Temperature Characteristics of ML621 Charge Characteristics of ML621 3.5 3.5 6.0 2.5 4.0 2.0 3.0 1kohm Charge circuit 1.5 Temp.:23oC 2.0 Charge Capacity 3.0V 1.0 1.0 ML621 3.0 Cell Voltage(V) Cell Voltage(V) 5.0 Cell Voltage Charge Capacity(mAh) Charging Voltage : 3.0V Load : 150kohm 3.0 2.5 60 oC 2.0 23 oC -20 oC 1.5 discharged cell to 2.0V 0.5 1.0 0 0 10 20 30 40 Duration(hour) 0 50 Discharge Characteristics after Continuous Charge of ML621 50 100 150 200 Duration(hour) 250 300 400 Discharge Characteristics After Storage of ML621 3.5 3.5 Discharge Condition Load: 150kohm Temp.: 23 oC Load:150kohm Temp.:23 oC Cell Voltage(V) 3.0 Cell Voltage(V) 350 2.5 2.0 Initial (3.0V charged) after 60days continuous charged 3.0V at 60 oC 1.5 3.0 2.5 2.0 Initial(3.0V charged) after 20days storage at 60 oC 1.5 1.0 0 50 100 150 200 Duration(hour) 250 300 350 400 1.0 0 50 100 150 200 Duration(hour) 250 300 350 400