z Planar Die Construction. z 350mw Power Dissipation. Pb Lead-free z Zener Voltages From 2.4V -51V z Ideally Suited For Automated Assembly Prcesses. Applications z 350Mw Surface mount zener diode Dimensions in inches and (millimeters) Ordering Information Type No. BZX84C2V4-BZX84C51 Marking .