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Solar-Powered 2.2V Supply and 1.8V LDO with Li Battery Backup and Run Threshold Set to Battery Minimum Voltage

Solar-Powered 2.2V Supply and 1.8V LDO with Li Battery Backup and Run Threshold Set to Battery Minimum Voltage

The LTC3104 is a high efficiency, monolithic synchronous step-down converter using a current mode architecture capable of supplying 300mA of output current. The LTC3104 includes an integrated, adjustable 10mA LDO to power noise sensitive functions. Additionally, the LTC3104 includes an accurate RUN comparator, thermal overload protection, a power good output and an integrated soft-start feature to guarantee that the power system start-up is well controlled.