PRODUCT OVERVIEW                                 

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.

FEATURES                                                     

¡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

PRODUCT OVERVIEW                                      

Hs8109 is a PWM switching power supply control IC, which is mainly used for the switching power supply of desktop PC (personal computer). 

Hs8109 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.

FEATURES                                                    

¡ô Few external devices are required

¡ô PSON control switch signal  

¡ô Soft-start  

¡ô Power supply general signal(PG) 

¡ô PSON and PG signal delay

¡ô Hiccup protection circuit

¡ô 3.3V/5V/12V Overvoltage protection

¡ô 3.3V/¡À5V/¡À12V Undervoltage protection

¡ô AC undervoltage protection

¡ô PWM push pull output

¡ô Overpower protection (OPP) and short-circuit protection

¡ô Maximum 93% duty cycle

¡ô Accurate on-chip oscillator and error amplification

PRODUCT OVERVIEW                                  

Hs8110 is a PWM (pulse width modulation) control circuit with complete protection function applied to switching power supply, which is mainly used for the switching power supply of desktop PC (personal computer). Hs8110 includes the following different functions: overvoltage protection, undervoltage protection, power supply general output (PG), remote on / off control, etc. Only a few external devices are needed to realize all the functions of the switching power supply of personal computers.

FEATURES                                                    

¡ô Complete PWM control and protection functions

¡ô 3.3V/5V/12V/PT Overvoltage protection

¡ô 3.3V/5V/12V Undervoltage protection

¡ô 280ms Power supply general output delay

¡ô PG Open drain output

¡ô PWM Open drain output

¡ô 280ms Undervoltage protection delay

¡ô Remote on / off control

¡ô Soft-start

¡ô DIP16 package