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High PerformanceCurrent Mode Controllers UC3843B SOIC 8

High PerformanceCurrent Mode Controllers
 thresholds of 16 V (on) and 10 V (off),ideally  suited  for  off−line  converters.  The  UCX843A  is  tailored  forlower voltage applications having UVLO thresholds of 8.5 V (on) and7.6 V (off).
•Trimmed Oscillator Discharge Current for Precise Duty CycleControl
•Current Mode Operation to 500 kHz
•Automatic Feed Forward Compensation
•Latching PWM for Cycle−By−Cycle Current Limiting
•Internally Trimmed Reference with Undervoltage Lockout
•High Current Totem Pole Output
•Undervoltage Lockout with Hysteresis
•Low Startup and Operating Current
•Direct Interface with ON Semiconductor SENSEFET™ Products

​ data sheet

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