Part number
Function
Features
Package
PDF
UC3842
 Current mode controller
_ Trimmed oscillator discharge current for precise duty cycle controlMaximum duty cycle ≥94% _ Current mode operation to 500 kHz _ Automatic feed forward compensation _ Latching PWM for cycle-by-cycle current limiting _ Internally trimmed reference with undervoltage lockout _ Undervoltage lockout with hysteresis
DIP-8
UC3843
 Current mode controller Automatic feed forward compensation High gain totem pole output Internally trimmed bandgap reference Undervoltage lockout with hysteresis Low start up current DIP-8
Development
UC3844
 Current mode controller

Current mode operation to 500kHz Maximum duty cycle 47 - 50% Output deadtime adjustable from 50% to 70% Automatic feed forward compensation Latching PWM for cycle-by-cycle current limiting Internally trimmed reference with undervoltage lockout Input undervoltage lockout with hysteresis

DIP-8
Development
UC3845
      
Development
TL494
 Pulse-Width-Modulation Control Circuit   DIP-16
Development
LTO-DMS

Semiconductors

 


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Pulse-Width-Modulation-Controllers
 
 
 
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