1N6632-1N6637 5 WATT GLASS ZENER DIODE 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 Operating Temperature: -65 to +175°C Storage Temperature: -65 to +175°C Power Dissipation: 5 Watts @ TL = 25°C at 3/8” from body, derate linearly to zero @ 175°C. Thermal Resistance: 30°C/W junction to lead at 3/8” from body Thermal Impedance @ 10ms: 3.0°C/W Forward Voltage: 1.50 V @ 1.0A ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) Electrical Specifications @ 25°C Nominal Zener Voltage VZ @ IZT Test Current IZT ZZ @ IZT ZZK @ IZK = 1mA Voltage Regulation VZ (note 1) Volts mA OHMS OHMS 1N6632 1N6633 3.3 380 3.0 3.6 350 2.5 1N6634 3.9 320 1N6635 4.3 290 1N6636 4.7 1N6637 5.1 Type Maximum Ratings Maximum Reverse Leakage Current Voltage Maximum Continuous Current IZM Surge Current IZSM IR VR Maximum Temperature Coeff. αVz @ IZT Volts µA Volts %/°C mA Amps 500 0.90 300 1.0 -0.075 1440 20.0 500 0.80 250 1.0 -0.070 1320 18.7 2.0 500 0.75 175 1.0 -0.060 1220 17.6 2.0 500 0.70 25 1.0 -0.050 1100 16.4 260 2.0 450 0.60 20 1.0 ±0.025 1010 15.3 240 1.5 400 0.50 5 1.0 ±0.030 930 14.4 Maximum Zener Impedance Standard voltage tolerances are ±5% with no suffix, suffix C ±2% and D suffix is ±1%. Note 1: Maximum voltage change ΔVZ between 10% of IZM and 50% of IZM. Rev. 20150820 8.3ms square wave High-reliability discrete products and engineering services since 1977 1N6632-1N6637 5 WATT GLASS ZENER DIODE MECHANICAL CHARACTERISTICS Case: Digi F Marking: Body painted, alpha-numeric Polarity: Cathode band Rev. 20150820 High-reliability discrete products and engineering services since 1977 1N6632-1N6637 5 WATT GLASS ZENER DIODE Rev. 20150820