Synchronous Boost dc/dc converter fs3400 synchronous SOT23-6 small current 500mA boost IC

Synchronous Boost DC/DC converter FS3400 characteristic : z Up to 96% Conversion efficiency z Low voltage start ： 0.9V z Turn off the current : < 1μA z Input voltage ： 0.9V～ 5.0V z Output voltage ： 2.5V～ 5.0V ( Use Schottky Diodes can be as high as 5.2V ) z Low switch on resistance RDS(ON), Internal switch electric Resistance : 0.35Ω z 1.4MHz Fixed switching frequency z High switch on current : 1A z Short circuit protection z Small package : SOT-23-6 ( Lead free packaging ) application z Digital cameras and MP3 z Handheld computer / PDA z Cell phone z Cordless phones and DSL Modem z PC card Function description FS3400 It is an efficient PWM Same as Step l Pressure DC/DC converter , Provide efficient power supply system System solutions . The operating voltage of the device is 0.9V To 5.0V Between , send use 1.4MHz Fixed operating frequency rate . this some , sex Big Big reduce Small 了 it Outside Ministry even Pick up Of electric sense electric Rong Of body product and Rong The amount , drop low 了 whole individual electric Source system The cost of the system and the space of the circuit board are reduced . carry for 2.5V To 5.0V Output voltage , Adopt internal synchronous switch , No Schottky II The transistor can provide high conversion efficiency . FS3400 At input voltage 3.0V, Output voltage 3.3V when , Use single AA Battery powered can provide 260mA The above current , With two AA Battery powered Can provide 600mA The above current .FS3400 The rectifier adopts industrial standard SOT-23-6 seal loading ( Or use a larger package ).