Transys Electronics L I M I T E D SOD-123 Plastic-Encapsulated Diode SOD-123 2. 70 1. 6 • Ideally Suited for Automated Assembly Processes 1. 05 FEATURES • Planar Die Construction • Ultra-Small Surface Mount Package • General purpose, Medium Current 3. 70 0. 55 MMSZ5221B-MMSZ5259B ZENER DIODE Unit: mm 1/3 2/3 Typical Characteristics MMSZ5221B-MMSZ5259B 3/3