BZM55-B18

BZM55 Series Zener Voltage Range: 2.4 to 75 Volts Zener Diodes Power Dissipation: 500mW Features Saving space Hermetic sealed parts Electrical data identical with the devices BZT55..Series Fits onto SOD-323 / SOD-110 footprints Very sharp reverse characteristic Low reverse current level Very high stability Low noise Available with tighter tolerances For voltage stabilization Package Dimensions in mm (inches) Mechanical Data Case: MicroMELF Weight: approx. 12 mg Maximum Ratings and Thermal Characteristics (Tamb=25oC, unless otherwise specified) Parameter Zener current (see Table "Characteristics") Power dissipation at RthJA < 300K/W Junction temperature Storage temperature range Forward voltage at IF=200mA Junction ambient (mounted on epoxy-glass hard tissue, Fig.1) Junction ambient (35um copper clad, 0.9mm2 copper area per electrode)) Symbol IZ Ptot Tj Tstg VF RθJA RθJL Value Ptot/VZ 500 175 -65 to +175 1.5 500 300 Unit mA mW o C C o V K/W K/W 512 Electrical Characteristics (TA=25oC unless otherwise noted) Zener voltage VZ @ IZT (V) 1) Dynamic resistance at IZT f=1kHz rz j (Ω) < 85 < 85 < 90 < 90 < 90 < 90 < 90 < 80 < 60 < 40 < 10