FDK ML1220

The FDK 'ML' series of rechargeable lithium coin type batteries are manufactured in Japan using a manganese composite oxide as cathode material and lithium aluminium alloy as the anode material.

This advanced series of batteries provide the following features and solutions: 
 
Features

• Stable Operating Voltage of 2.5V.
• Charging Possible with 2.8V.
• Low self-discharge rate and long life. Self-discharge rate : less than 2% a year at room temperature.
• Charge/Discharge Characteristics (discharge depth of 20%) 500 cycles
• Usable over a wide temperature range.
  Operational temperature range : -20^oC to +60^oC (-4^oF to +140^oF )
  Consult FDK though the distributor - Master Instruments P/L when using batteries at temperatures exceeding the -20^oC to +60^oC (-4^oF to +140^oF ) range.
• UL recognition (File No. MH13421)

Applications

• memory backup power source for Note-PC, cellular phone, DSC and camcorder.
• electronic keys for automobiles (keyless entry)
• memory backup power source for fire alarm

Others

• Available to meet customer's package requirements (multiple cell, with tabs, with connectors, etc)
• Use nickel-plated phosphor bronze or stainless steel for terminal materials to make contact with the batteries. Also, for stable contact conditions, several N of contact pressure are recommended for the contact.