DESCRIPTION
●The UCC1800/1/2/3/4/5 family of high-speed, low-power integrated circuits contain all of the control and drive components required for off-line and DC-to-DC fixed frequency current-mode switching power supplies with minimal parts count.
●FEATURES
●•100µA Typical Starting Supply Current
●•500µA Typical Operating Supply Current
●•Operation to 1MHz
●•Internal Soft Start
●•Internal Fault Soft Start
●•Internal Leading-Edge Blanking of the Current Sense Signal
●•1 Amp Totem-Pole Output
●•70ns Typical Response from Current-Sense to Gate Drive Output
●•1.5% Tolerance Voltage Reference
●•Same Pinout as UC3842 and UC3842A
