The AAT2601 and AAT2601A are members of AnalogicTech’sTotal Power Management ICTM (TPMICTM) product family.They contain a single-cell Lithium Ion/Polymer battery charger, a fully integrated step-down converter and 5 lowdropout (LDO) regulators. The device also includes 2load switches for dynamic power path/sleep mode operation, making it ideal for small handheld portable GSM orCDMA mobile telephones.