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.
•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
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