MJE521TRANSISTOR NPN 40V 4A SOT-32|STMICROELECTRONICS|Lead free|RoHS Compliant MJE521G MJE521 MJE521TRANS PWR NPN 4A 40V TO225AA|ON SEMICONDUCTOR|Lead All|RoHS Mixed MJE521G MJE521GTRANS POWER NPN 4A 40V TO225AA|ON SEMICONDUCTOR|Lead free|RoHS Compliant MJE521 2N5190G