Panjit mb1x series 1a smd schottky barrier rectifier diodes smbdo 214aa panjit mb120 this 1a v schottky barrier diode comes in a low profile surface mounting smbdo 214aa package the diode utilises metal to silicon rectifier majority carrier conduction technology to give low power loss and high efficiency suitable for applications such as low voltage high frequency inverters free wheeling and polarity protection devices panjit mb120 schottky barrier rectifier diode 200v 1a smb do 21