Panjit mbr340 series 3a axial schottky barrier rectifier diodes do 201ad panjit mbr390 this 3a 90v schottky barrier rectifier diode comes in an axial do 201ad package that features a guard ring die construction for transient protection low power loss and high efficiency makes this diode suitable for applications such as low voltage high frequency inverters free wheeling and polarity protection devices panjit mbr390 schottky barrier rectifier diode 90v 3a do 201ad