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
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