Mornsun k78 2000l 2a sip switching regulators with bent pins mornsun k7803 2000l this dc regulator with 90deg bent pins from mornsun has high efficiency and is an ideal substitute of 78 series three terminal linear regulators equipped with low loss low radiation and no heat sink requirement the regulator is widely used in industrial control instrumentation and electric power applications mornsun k7803 2000l 2a sip switching regulator 33v dc