KP22308 + KP41262 for PD20W fast charging scheme, the peripheral circuit is simple, full load efficiency is as high as 89%, very suitable for small volume PD20W quick charge scheme,
KP22308 is a for an off-line of the high-performance quasi resonant flyback current mode PWM conversion chip, chip built-in 650 v Rds_on 1 r COOLMOS, integrated high voltage start-up circuit, can achieve the performance of the rapid start-up and low standby chip support 8 to 40 v power supply, VDD convenient and meet the requirements of PD source of wide voltage output, unique ASOP - 6 encapsulation, compared with the traditional SOP8 encapsulation, better able to reduce the temperature of the chip,
KP41262 is a flyback topology vice Side synchronous rectifier power switch, the built-in 60 v Rds_on 6.5 mR power MOS, support the High Side and Low Side configuration, High voltage power supply module, built-in VDD without power supply, VDD auxiliary winding adopts SOP8 encapsulation,
