Keeping the HI-0201 Switch Closed when Removing the V+ SupplyNo. AN9402.1 June 1994 Application Note KEEPING THE HI-0201 SWITCH CLOSED WHEN REMOVING THE V+ SUPPLY Authors: Larry Ashline, Bill Sattereld, Dave Jarman In certain applications it is desirable for a switch to remain in Circuit analysis indicated that any one of three external cir- a particular state (open or closed) when either one or both of cuit modications could be made to ensure that a switch the power supplies are removed. This application note will would remain closed when V+ is rem……