Description
The UCCx80x 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 mode power supplies with minimal parts count..
Features
- 1 100-μA Typical Starting Supply Current.
- 500-μA Typical Operating Supply Current.
- Operation up to 1 MHz.
- Internal Soft Start.
- Internal Fault Soft Start.
- Internal Leading-Edge Blanking of the Current
Sense Signal.
- 1-A Totem-Pole Output.
- 70-ns Typical Response from Current-Sense to
Gate Drive Output.
- 1.5% Tolerance Voltage Reference.
- Same Pinout as UC3842 and UC3842A
2.
