L121A Description
LINEAR INTEGRATED CIRCUIT TRIAC/SCR BURST CONTROL The L 121 A is a monolithic integrated circuit in 16-lead dual in-line plastic packa!je. It incorporates the following functions: AC supply 50/60 Hz Zero-voltage detector Ramp generator Inhibition of casual firing pulses Stabilization of the internal positive DC supply High gain operational amplifier Output short-circuit protection The L 121A is intended for use as a...