Synchronous Step-Up DC-DC Converter with PFM Control and High efficiency of 95%

2021-08-16 Tech Public
Synchronous Step-Up DC-DC Converter,Synchronous Step-Up DC-DC Converter,TP7818,TP7818

Tech Public's TP7818 Series is a Synchronous step-up DC/DC Converter with PFM Control. With the TP7818 Series, a step-up switching DC/DC converter can be configured by using an external coil capacitor. The built-in MOSFET is turned off by a protection circuit when the voltage at the LX pin exceeds the limit to prevent it from being damaged. 



Features 

●External parts: Coil , capacitor 

●Output voltage: Settable to between 2.1V to 5.5 V in 0.1V steps 

●Maximum Oscillation frequency: 300KHz 

●Accuracy of ±2% 

●High efficiency: 95% 

●Package : SOT23, SOT23-3 , SOT23-5 , SOT89 and TO92 


Applications 

●Digital cameras 

●Electronic notebooks and PDAs 

●Portable CD/MD players 


Application Circuits


TP7818 without CE 

TP7818 with CE 


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