1N4731A

1N4728A - 1N4764A Z1110A - Z1300A VZ : 3.3 - 300 Volts PD : 1 Watt FEATURES : * Complete voltage range 3.3 to 300 Volts * High peak reverse power dissipation * High reliability * Low leakage current * Pb / RoHS Free SILICON ZENER DIODES DO - 41 0.107 (2.7) 0.080 (2.0) 1.00 (25.4) MIN. 0.205 (5.2) 0.166 (4.2) MECHANICAL DATA * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.335 gram Rating at 25 °C ambient temperature unless otherwise specified 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) MAXIMUM RATINGS Rating DC Power Dissipation at TL = 50 °C (Note1) Maximum Forward Voltage at I F = 200 mA Maximum Thermal Resistance Junction to Ambient Air (Note2) Junction Temperature Range Storage Temperature Range Symbol PD VF RӨJA TJ TSTG Value 1.0 1.2 170 - 55 to + 175 - 55 to + 175 Unit Watt Volts K/W °C °C Note : (1) TL = 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. Fig. 1 POWER TEMPERATURE DERATING CURVE PD, MAXIMUM DISSIPATION (WATTS) 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 Page 1 of 2 Rev. 05 : May 27, 2006 ELECTRICAL CHARACTERISTICS (Rating at 25 °C ambient temperature unless otherwise specified) Nominal Zener Maximum Zener Impedance IZT (mA) 76.0 69.0 64.0 58.0 53.0 49.0 45.0 41.0 37.0 34.0 31.0 28.0 25.0 23.0 21.0 19.0 17.0 15.5 14.0 12.5 11.5 10.5 9.5 8.5 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.7 3.3 3.0 2.8 2.5 2.3 2.0 1.9 1.7 1.6 1.4 1.2 1.0 0.93 0.90 0.82 0.75 ZZT @ IZT (Ω) 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 70 80 95 110 125 150 175 200 250 350 450 550 700 1000 1100 1200 1900 1600 1800 2000 2100 2300 ZZK @ IZK (Ω) 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 1500 1500 1500 2000 2000 2000 2000 3000 3000 3000 4000 4500 5000 6000 6500 7000 9990 8000 8500 9000 9000 9500 IZK (mA) 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 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 0.25 0.25 0.25 0.25 0.25 0.25 0.25 Maximum Reverse Leakage Current IR @ VR (µA) 100 100 50 10 10 10 10 10 50 50 50 50 50 50 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 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 5.0 5.0 5.0 5.0 5.0 5.0 5.0 (V) 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 32.7 35.8 38.8 42.6 47.1 51.7 56.0 62.2 69.2 76.0 83.6 91.2 98.8 114.0 121.6 136.8 152.0 167.2 182.4 190 205 228 Maximum DC Zener Current IZM (mA) 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 22 19 18 16 14 13 12 11 10 9.0 8.6 7.8 7.0 6.4 5.8 5.2 4.7 4.0 3.8 3.6 3.3 3.0 Maximum Surge Current IRM(2) (mApk) 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 20 19 18 16 15 Type Voltage VZ @ IZT (V) 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 1N4755A 1N4756A 1N4757A 1N4758A 1N4759A 1N4760A 1N4761A 1N4762A 1N4763A 1N4764A Z1110A Z1120A Z1130A Z1150A Z1160A Z1180A Z1200A Z1220A Z1240A Z1250A Z1270A Z1300A 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 43 47 51 56 62 68 75 82 91 100 110 120 130 150 160 180 200 220 240 250 270 300 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 Page 2 of 2 Rev. 05 : May 27, 2006