1N4728A THRU Z1200A 1W EPITAXIAL ZENER DIODE FEATURES DO-41 • Complete voltage range 3.3 to 200 Volts • High peak reverse power dissipation • High reliability • Low leakage current 1.00 (25.4) MIN. 0.108 (2.74) 0.078 (1.99) MECHANICAL DATA 0.205 (5.20) 0.161 (4.10) • Case : DO-41 Molded plastic • Epoxy : UL94V-O rate flame retardant • Lead : Axial lead solderable per MIL-STD-202, method 208 guaranteed cathode end • Polarity : Color band denotes • Mounting position : Any • Weight : 0.335 gram 1.00 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) Dimensions in inches and ( millimeters ) ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES)(TA=25℃) Rating Symbol Value Unit DC Power Dissipation at T L = 50 °C (Note1) PD 1.0 Watt Maximum Forward Voltage at IF = 200 mA VF 1.2 Volts RӨJA 170 K/W Junction Temperature Range TJ - 55 to + 175 °C Storage Temperature Range TSTG - 55 to + 175 °C Maximum Thermal Resistance Junction to Ambient Air (Note2) Notes : (1) T L = Lead temperature at 3/8 " (9.5mm) from body (2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case. PD, MAXIMUM DISSIPATION (WATTS) Fig. 1 POWER TEMPERATURE DERATING CURVE 1.25 L = 3/8" (9.5mm) 1.00 0.75 0.50 0.25 0 25 50 75 100 125 TL, LEAD TEMPERATURE (°C) 150 175 1N4728A THRU Z1200A 1W EPITAXIAL ZENER DIODE Electrical Characteristics @TA=25°C unless otherwise specified Nominal Zener Type Maximum Zener Voltage Impedance VZ @ IZT IZT ZZT @ IZT ZZK @ IZK IZK (V) (mA) (Ω) (Ω) (mA) Maximum Reverse Maximum DC Maximum Leakage Current Zener Current Surge Current IR @ V R IZM IRM(2) (mA) (mApk) (µA) (V) 1N4728A 3.3 76.0 10 400 1.0 100 1.0 276 1N4729A 3.6 69.0 10 400 1.0 100 1.0 252 1N4730A 3.9 64.0 9.0 400 1.0 50 1.0 234 1N4731A 4.3 58.0 9.0 400 1.0 10 1.0 217 1N4732A 4.7 53.0 8.0 500 1.0 10 1.0 193 1N4733A 5.1 49.0 7.0 550 1.0 10 1.0 178 1N4734A 5.6 45.0 5.0 600 1.0 10 2.0 162 1N4735A 6.2 41.0 2.0 700 1.0 10 3.0 146 1N4736A 6.8 37.0 3.5 700 1.0 10 4.0 133 1N4737A 7.5 34.0 4.0 700 0.5 10 5.0 121 1N4738A 8.2 31.0 4.5 700 0.5 10 6.0 110 1N4739A 9.1 28.0 5.0 700 0.5 10 7.0 100 1N4740A 10 25.0 7.0 700 0.25 10 7.6 91 1N4741A 11 23.0 8.0 700 0.25 5.0 8.4 83 1N4742A 12 21.0 9.0 700 0.25 5.0 9.1 76 1N4743A 13 19.0 10 700 0.25 5.0 9.9 69 17.0 14 700 0.25 5.0 11.4 61 1N4744A 15 1N4745A 16 15.5 16 700 0.25 5.0 12.2 57 1N4746A 18 14.0 20 750 0.25 5.0 13.7 50 1N4747A 20 12.5 22 750 0.25 5.0 15.2 45 1N4748A 22 11.5 23 750 0.25 5.0 16.7 41 1N4749A 24 10.5 25 750 0.25 5.0 18.2 38 1N4750A 27 9.5 35 750 0.25 5.0 20.6 34 1N4751A 30 8.5 40 1000 0.25 5.0 22.8 30 1N4752A 33 7.5 45 1000 0.25 5.0 25.1 27 1N4753A 36 7.0 50 1000 0.25 5.0 27.4 25 1N4754A 39 6.5 60 1000 0.25 5.0 29.7 23 1N4755A 43 6.0 70 1500 0.25 5.0 32.7 22 1N4756A 47 5.5 80 1500 0.25 5.0 35.8 19 1N4757A 51 5.0 95 1500 0.25 5.0 38.8 18 1N4758A 56 4.5 110 2000 0.25 5.0 42.6 16 1N4759A 62 4.0 125 2000 0.25 5.0 47.1 14 1N4760A 68 3.7 150 2000 0.25 5.0 51.7 13 1N4761A 75 3.3 175 2000 0.25 5.0 56.0 12 1N4762A 82 3.0 200 3000 0.25 5.0 62.2 11 1N4763A 91 2.8 250 3000 0.25 5.0 69.2 10 1N4764A 100 2.5 350 3000 0.25 5.0 76.0 9.0 Z1110A 110 2.3 450 4000 0.25 5.0 83.6 8.6 4500 0.25 5.0 91.2 7.8 Z1120A 120 2.0 550 Z1130A 130 1.9 700 5000 0.25 5.0 98.8 7.0 Z1150A 150 1.7 1000 6000 0.25 5.0 114.0 6.4 Z1160A 160 1.6 1100 6500 0.25 5.0 121.6 5.8 Z1180A 180 1.4 1200 7000 0.25 5.0 136.8 5.2 Z1200A 200 1.2 1900 9990 0.25 5.0 152.0 4.7 Notes : (1) The type number listed have a standard tolerance on the nominal zener voltage of ± 5%. (2) The revese surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method 1380 1260 1190 1070 970 890 810 730 660 605 550 500 454 414 380 344 305 285 250 225 205 190 170 150 135 125 115 110 95 90 80 70 65 60 55 50 45 40 37 34 30 28 25 22