BZY91 SERIES 100 WATT ZENER DIODES High-reliability discrete products and engineering services since 1977 FEATURES Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. MAXIMUM RATINGS Rating Value Unit 7.5 – 75 Volts Peak pulse power 5000 Watt Steady state power @ 25°C 100 Watt Steady state power @ 65°C 75 Watt Surge capability @ 1ms 5000 Watt Operating temperature -55 to +175 °C Voltage range ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) Stud cathode part number Zener voltage Maximum current Typical zener resistance Maximum reverse leakage V Z @ IZ IZ ZZ @ I Z IR @ VR Amps Ohms mA Volts Stud anode part number Volts Min Max BZY91C7V5 BZY91C7V5R 7.0 7.9 5.0 0.04 5.0 5.1 BZY91C8V2 BZY91C8V2R 7.7 8.7 5.0 0.06 5.0 5.6 BZY91C9V1 BZY91C9V1R 8.5 9.6 2.0 0.08 5.0 6.2 BZY91C10 BZY91C10R 9.4 10.6 2.0 0.08 1.0 6.8 BZY91C11 BZY91C11R 10.4 11.6 2.0 0.08 1.0 7.5 BZY91C12 BZY91C12R 11.4 12.7 2.0 0.10 1.0 8.2 BZY91C13 BZY91C13R 12.4 14.1 2.0 0.10 1.0 9.1 BZY91C15 BZY91C15R 13.8 15.6 2.0 0.12 1.0 10.0 BZY91C16 BZY91C16R 15.3 17.1 2.0 0.12 1.0 11.0 BZY91C18 BZY91C18R 16.8 19.1 2.0 0.14 1.0 12.0 BZY91C20 BZY91C20R 18.8 21.2 1.0 0.16 1.0 13.0 BZY91C22 BZY91C22R 20.8 23.3 1.0 0.16 1.0 15.0 BZY91C24 BZY91C24R 22.7 25.9 1.0 0.18 1.0 16.0 BZY91C27 BZY91C27R 25.1 28.9 1.0 0.20 1.0 18.0 BZY91C30 BZY91C30R 28.0 32.0 1.0 0.22 1.0 20.0 BZY91C33 BZY91C33R 31.0 35.0 1.0 0.24 1.0 22.0 BZY91C36 BZY91C36R 34.0 38.0 1.0 0.26 1.0 24.0 BZY91C39 BZY91C39R 37.0 41.0 0.5 0.28 1.0 27.0 BZY91C43 BZY91C43R 40.0 46.0 0.5 0.30 1.0 30.0 BZY91C47 BZY91C47R 44.0 50.0 0.5 0.34 1.0 33.0 BZY91C51 BZY91C51R 48.0 54.0 0.5 0.36 1.0 36.0 BZY91C56 BZY91C56R 52.0 60.0 0.5 0.40 1.0 39.0 Rev. 20130308 BZY91 SERIES 100 WATT ZENER DIODES High-reliability discrete products and engineering services since 1977 Stud cathode part number Zener voltage Maximum current Typical zener resistance Maximum reverse leakage V Z @ IZ IZ ZZ @ I Z IR @ VR Amps Ohms mA Volts Stud anode part number Volts Min Max BZY91C62 BZY91C62R 58.0 66.0 0.5 0.44 1.0 43.0 BZY91C68 BZY91C68R 64.0 72.0 0.5 0.48 1.0 47.0 BZY91C75R 70.0 79.0 0.5 0.51 1.0 51.0 BZY91C75 Forward voltage: VF = 1.5V max @ IF ≤ 10A 300µs square wave pulse VZ measured with pulse ≤ 100µs and duty cycle ≤ 0.001 ZZ determined with DC plus 10% superimposed AC @ 1 KHz MECHANICAL CHARACTERISTICS Case DO-5(R) Marking Alpha-numeric Normal polarity Cathode is stud Reverse polarity Anode is stud (add “R” suffix) DO-5 (R) A B C D E F G H J K M N P Inches Millimeters Min Max Min Max ¼-28 UNF2A threads 0.669 0.688 16.990 17.480 0.794 20.160 1.000 25.400 0.422 0.453 10.720 11.510 0115 0.200 2.920 5.080 0.450 11.430 0.220 0.249 5.580 6.320 0.250 0.375 6.350 9.530 0.156 3.960 0.667 16.940 0.030 0.080 0.760 2.030 0.140 0.175 3.560 4.450 Rev. 20130308 High-reliability discrete products and engineering services since 1977 BZY91 SERIES 100 WATT ZENER DIODES Rev. 20130308