k8¿­·¢app¹ÙÍø

Hs8108 is a PWM switching power supply control IC, which is mainly used for the switching power supply of desktop PC (personal computer).

Hs8108b can provide all control and protection functions of PC power supply: PWM pulse width modulation and push-pull output, with protection functions such as overvoltage, undervoltage, overcurrent, overload, AC undervoltage, etc.With accurate timing and few external devices, it is the best choice for the new generation of high-performance ATX power supply.

¡ôFew external devices are required

¡ôPSON control switch signal

¡ôPower supply general signal(PG)

¡ôPSON and PG signal delay

¡ô3.3V/5V/12V Overvoltage protection

¡ô3.3V/¡À5V/¡À12V Undervoltage protection

¡ôPWM push pull output

¡ôOverpower protection (OPP) and short-circuit protection  

¡ôAC undervoltage protection

¡ôHiccup protection circuit

¡ôSoft-start

¡ôMaximum 93% duty cycle

¡ôAccurate on-chip oscillator and error amplification

¡ôBuilt-in two 431