1N4742A

DC COMPONENTS CO., LTD. R 1N4728A THRU 1N4754A RECTIFIER SPECIALISTS TECHNICAL SPECIFICATIONS OF GLASS SILICON ZENER DIODES FEATURES * Voltage Range:3.3V to 39V * Double slug type construction DO-41(G) MECHANICAL DATA * Case: Glass sealed case * Lead: MIL-STD-202E, Method 208 guaranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 0.35 gram MAX. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in millimeters SYMBOL Zener Current see Table "Characterisitics" o Power Dissipation at Tamb=25 C VALUE 1 (1) 175 -55 to + 200 UNITS Ptot Tj Tstg W o o Junction Temperature Storage Temperature Range C C K/mW Thermal Resistance Junction to Ambient Air RthA 170 (1) Typ. Min. M ax. Volts Forward Voltage at IF=200mA VF 1.2 Typ. Min. Max. 1)Valid Provided that leads are kept at ambient temperature at a distance of 10 mm from case. NOTE: Suffix "A" indicates Zener Voltage Tolerance ± 5% 162 NEXT EXIT BACK NEXT EXI BACK EXIT NEXT BACK RATING AND CHARACTERISTIC CURVES (1N4728A THRU 1N4754A) Nominal Zener Voltage VZ@IZT Volts 1N4728A 1N4729A 1N4730A 1N4731A 1N4732A 1N4733A 1N4734A 1N4735A 1N4736A 1N4737A 1N4738A 1N4739A 1N4740A 1N4741A 1N4742A 1N4743A 1N4744A 1N4745A 1N4746A 1N4747A 1N4748A 1N4749A 1N4750A 1N4751A 1N4752A 1N4753A 1N4754A 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 Test Current IZT mA 76 69 64 58 53 49 45 41 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7.0 6.5 Maximum Reverse Max. Surge Maximum Regulator Current Leakage Current Current IR ZZT@IZT ZZT@IZK IR @VR IZM mA Ohms Ohms mA uA Volts mA Impedance IZK 10 10 9.0 9.0 8.0 7.0 5.0 2.0 3.5 4.0 4.5 5.0 7.0 8.0 9.0 10 14 16 20 22 23 25 35 40 45 50 60 400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 100 100 50 10 10 10 10 10 10 10 10 10 10 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 1.0 1.0 1.0 1.0 1.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 7.6 8.4 9.1 9.9 11.4 12.2 13.7 15.2 16.7 18.2 20.6 22.8 25.1 27.4 29.7 1380 1260 1170 1085 965 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 276 252 234 217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 38 34 30 27 25 23 Maximum Zener Admissible power dissipation versus ambient temperature Valid provided that leads are kept at ambient temperature at a distance of 10mm from case W 1.0 mA 240 Breakdown characteristics 5V 10V 15V 20V 200 IZ 1N47-SERIES 25V 30V 0.8 Ptot Power dissipation 0.6 160 0.4 120 0.2 80 0 0 100 200 C o 0 7V5 6V8 6V2 5V6 5V1 4V7 4V3 3V9 3V3 9V1 11 12 15 20 22 24 27 Tamb VZ DC COMPONENTS CO., LTD. R 163 NEXT NEXT BACK BACK EXIT EXIT