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BUY UC3842AD https://www.utsource.net/itm/p/817152.html
Current Mode PWMs; Package: SOIC;
Package: SOP-14 Manufacturer: ST/ON Description: The UC3842AD is a high performance current mode PWM controller IC. It is designed to provide improved performance and lower external parts count when used in a wide variety of switching power supply applications. Features: Wide operating supply voltage range (7V to 40V) Low start up current (typically 1mA) Internal soft start Internal leading edge blanking Internal oscillator with frequency compensation Internal current limit Output short circuit protection Output overvoltage protection Output undervoltage protection Output overcurrent protection Output over temperature protection Output current sense Application: The UC3842AD is suitable for use in a wide variety of switching power supply applications such as AC/DC converters, DC/DC converters, battery chargers, and motor control applications. (For reference only)