Overview: 

SM7075P is a power switching chip with current mode PWM control, integrated high voltage startup circuit and high voltage power tubes, providing a cost-effective solution for low-cost switching power supply systems. The SM7075P can be used in BUCK or BUCK-BOOST system, and supports 12V/18V output voltage, which is convenient to be applied in the field of small household appliances. It also provides perfect protection functions such as over-temperature, over-current, over-voltage and under-voltage to ensure the reliability of the system.

Features: 

 Input voltage: 85Vac~265Vac 

 Topology support: low-cost BUCK, BUCK-BOOST, etc. 

 Adopts 650V single-chip integration process 

 Standby power consumption is less than 120mW @ 220Vac 

 Integrated high-voltage startup circuit 

 Integrated high-voltage power switch 

 45KHz fixed switching frequency 

 Current-mode PWM control 

 Built-in dithering technology to enhance EMC performance.

 Built-in over-temperature, over-current, over-voltage, under-voltage protection 

 Built-in soft-start 

 Built-in intelligent soft-drive technology (to improve EMC performance) 

 Package: SOP8 

Application: 

 Power supply for small home appliances such as induction cookers, rice cookers, pressure cookers and so on. Induction cookers, rice cookers, pressure cookers and other small appliances

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