Application
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Function
Micropower Buck
Matching Circuits
The Following Circuits match the search criteria selected above.
3.3V to 5.5V input (500mA max) charging 4.4mF super cap (3.3V at 800mA) and providing 1.8V at 400mA 3.3V/10mA Regulator from a 4mA to 20mA Loop 6-12Vin to ±5V@50mA Split Supply Piezoelectric Energy Harvester and 1.2V Secondary Rail 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 with Li Battery Backup and Run Threshold Set to Battery Minimum Voltage USB-GSM application with 5V USB input (500mA max) charging a 4.4mF super cap (3.4V at 800mA) and providing 1.8V at 400mA
3.3V to 5.5V input (500mA max) charging 4.4mF super cap (3.3V at 800mA) and providing 1.8V at 400mA
The LTC3619 is a Dual 400mA/800mA monolithic synchronous buck regulator with an input supply voltage range is 2.5V to 5.5V, making it ideal for Li-Ion and USB powered applications