where is a good source to buy pwm chips in the U.S.? every where i look they either don't have the right chips or have a high dollar min. order. I am looking for an Anpeck APW7120 5/12v 8pin synchronous buck pwm controller, or any thing compatible. its a sop-8 chip. its a
300khz chip. pinout 1=boot 2=ugate 3=gnd 4=lgate 5=vcc 6=fb 7=ocset 8=phaseany help would be greatly appreciated.