LTC3355
LTC3355 is 20V 1A Buck DC/DC manufactured by Linear Technology.
Features nn VIN Voltage Range: 3V to 20V nn VOUT Voltage Range: 2.7V to 5V nn 1A Current Mode Buck Main Regulator nn 5A Boost Backup Regulator Powered from Single
Supercapacitor nn Boost Regulator Operates Down to 0.5V for
Maximum Utilization of Supercapacitor Energy nn Programmable Supercapacitor Charge Current to
1A with Overvoltage Protection nn Charger Supports Single Cell CC/CV Battery Charging nn Programmable VIN Current Limit nn Programmable Boost Current Limit nn VIN Power Fail Indicator nn VCAP Power Good Indicator nn VOUT Power On Reset Output nn pact 20-Lead 4mm × 4mm QFN Package
APPLICATIONS nn Ride-Through “Dying Gasp” Supplies nn Power Meters/Industrial Alarms/Solid State...
