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| ZMU100 - ZMU180 HIGH VOLTAGE PLANAR POWER ZENER DIODE Features * * * * 1.0 Watt Dissipation Rating Planar Die Construction 100V -180V Nominal Zener Voltages Hermetic Glass Body for High Reliability C A B Mechanical Data * * * * Case: Glass, MELF Terminals: Solderable Per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.25 grams (approx.) @ TA = 25C unless otherwise specified Symbol -- Pd RqJA Tj, TSTG Value -- 1.0 150 -55 to +175 Unit -- W K/W C MELF Dim A B C Min 4.8 2.4 Max 5.2 2.5 0.4 Nominal All Dimensions in mm Maximum Ratings Zener Current (see Table) Power Dissipation (Note 1) Characteristics Thermal Resistance, Junction to Ambient Air (Note 1) Operating and Storage Temperature Range Electrical Characteristics Type Number Zener Voltage Range (Note 2) VZ @ IZT Volts ZMU100 ZMU120 ZMU150 ZM33U180 Notes: 88-110 107-134 130-165 160-200 @ TA = 25C unless otherwise specified Maximum Dynamic Impedance ZZT @ IZT Ohms 300 330 360 380 Typ. Temperature Coefficient of Zener Voltage @ IZT %/C +.110 +.110 +.110 +.110 Test Current IZT mA 5 5 5 5 Minimum Reverse Voltage VR @ IR = 0.5 A Volts 75 90 112 134 Maximum Zener Current (Note 1) IZM mA 7 6 5 4 1. Valid provided that electrodes are kept at specified ambient temperature 2. Tested with pulses tp = 20 ms. DS18008 Rev. D-3 1 of 2 ZMU100-ZMU180 10 ZMU100 TA = 25C 1.0 Pd, POWER DISSIPATION, (W) IZT, ZENER CURRENT (mA) 8 ZMU120 ZMU150 (See Note 1) 6 (See Note 2) ZMU180 0.5 4 2 0 0 50 100 150 200 250 0 0 100 TA, AMBIENT TEMPERATURE (C) Fig. 2 Power Derating Curve 200 VZ, ZENER VOLTAGE (V) Fig. 1 Zener Breakdown Characteristics DS18008 Rev. D-3 2 of 2 ZMU100-ZMU180 |
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