1SMAF4734A

山东晶导微电子有限公司 Jingdao Microelectronics 1SMAF4728A THRU 1SMAF4777A Silicon Planar Zener Diodes PINNING PIN FEATURES • Total power dissipation: Max. 1 W. • Wide zener reverse voltage range 3.3V to 330V. • Small plastic package suitable for surface mounted design. MECHANICAL DATA • Case: SMAF • Terminals: Solderable per MIL-STD-750, Method 2026 • A pprox. Weight: 27mg 0.00095oz DESCRIPTION 1 Cathode 2 Anode 1 2 Simplified outline SMAF and symbol Absolute Maximum Ratings And Characteristics （Ta = 25 °C） Symbol Value Unit Power Dissipation at T c =75°C PD 1 W Forward Voltage at I F = 200 mA VF 1.2 V Junction Temperature Range TJ - 55 to + 150 °C Storage Temperature Range TS - 55 to + 150 °C Parameter Fig.1 Maximum Continuous Power Derating 1.2 Power Dissipation ( W ) 1.0 0.8 0.6 0.4 0.2 0.0 25 50 75 100 125 150 175 T c ,Case Temperature (°C) 2016.10 SMAF-W-1SMAF4777A-1W Page 1 of 3 Characteristics at Ta = 25°C Dynamic Impedance Zener Voltage Range （1） Type Marking V ZT（at I ZT） Reverse Current I ZT Z ZT（at I ZT） IR at V R Admissible Zener Current Min（V） Nom（V） Max（V） (mA) Max (Ω) Max（μA） （V） I ZM (mA) 1SMAF4728A 728A 3.10 3.3 3.50 75 10 100 1 285 1SMAF4729A 729A 3.40 3.6 3.80 69 10 100 1 263 1SMAF4730A 730A 3.70 3.9 4.10 64 9.0 50 1 243 1SMAF4731A 731A 4.06 4.3 4.56 58 9.0 25 1 219 4.7 4.93 53 8.0 10 1 203 1SMAF4732A 732A 4.50 1SMAF4733A 733A 4.84 5.1 5.36 49 7.0 10 1 186 1SMAF4734A 734A 5.32 5.6 5.92 45 5.0 10 2 170 1SMAF4735A 735A 5.86 6.2 6.51 41 2.0 10 3 154 1SMAF4736A 736A 6.46 6.8 7.18 37 3.5 10 4 140 1SMAF4737A 737A 7.12 7.5 7.88 34 4.0 10 5 127 1SMAF4738A 738A 7.79 8.2 8.67 31 4.5 10 6 116 1SMAF4739A 739A 8.60 9.1 9.59 28 5.0 10 7 104 1SMAF4740A 740A 9.50 10 10.5 25 7.0 10 7 95 1SMAF4741A 741A 10.4 11 11.6 23 8.0 5 8 86 1SMAF4742A 742A 11.4 12 12.6 21 9.0 5 9 79 1SMAF4743A 743A 12.4 13 14.1 19 10 5 10 71 1SMAF4744A 744A 13.8 15 15.8 17 14 5 11 63 1SMAF4745A 745A 15.2 16 17.1 16 16 5 12 58 1SMAF4746A 746A 16.8 18 19.2 14 20 5 13 52 1SMAF4747A 747A 19.0 20 21.2 13 22 5 15 47 1SMAF4748A 748A 20.8 22 23.3 12 23 5 17 43 1SMAF4749A 749A 22.8 24 26.0 11 25 5 18 38 1SMAF4750A 750A 25.3 27 28.9 9.5 35 5 21 35 1SMAF4751A 751A 28.2 30 32.0 8.5 40 5 23 31 1SMAF4752A 752A 31.3 33 34.9 7.5 45 5 25 28 1SMAF4753A 753A 34.2 36 37.9 7.0 50 5 27 26 1SMAF4754A 754A 37.2 39 41.5 6.5 60 5 30 24 1SMAF4755A 755A 40.9 43 45.6 6.0 70 1 32 22 1SMAF4756A 756A 44.9 47 49.8 5.5 80 1 35 20 1SMAF4757A 757A 48.6 51 54.0 5.0 95 1 38 18 1SMAF4758A 758A 53.6 56 58.8 4.5 110 1 42 17 1SMAF4759A 759A 58.9 62 65.6 4.0 125 1 47 15 1SMAF4760A 760A 64.6 68 71.7 3.7 150 1 52 14 1SMAF4761A 761A 71.2 75 78.8 3.3 175 1 56 12 1SMAF4762A 762A 77.9 82 87.0 3.0 200 1 62 11 1SMAF4763A 763A 86.0 91 96.0 2.8 250 1 69 10 1SMAF4764A 764A 95.0 100 105 2.5 350 1 76 9.5 1SMAF4765A 765A 104 110 116 2.3 450 1 84 8.6 1SMAF4766A 766A 114 120 127 2.0 550 1 91 7.8 1SMAF4767A 767A 125 135 142 1.9 700 1 100 7.0 1SMAF4768A 768A 140 150 157 1.7 900 1 110 6.3 1SMAF4769A 769A 155 165 172 1.6 1100 1 120 5.8 1SMAF4770A 770A 170 180 191 1.4 1200 1 135 5.2 1SMAF4771A 771A 189 200 211 1.2 1400 1 150 4.7 1SMAF4772A 772A 209 220 231 1.0 1600 1 165 4.3 1SMAF4773A 773A 229 240 251 1.0 1800 1 180 3.9 1SMAF4774A 774A 249 260 271 1.0 2000 1 190 3.7 1SMAF4775A 775A 269 280 291 1.0 2100 1 205 3.4 1SMAF4776A 776A 289 300 315 1.0 2300 1 230 3.1 777A 313 330 346 1.0 2500 1 250 2.8 1SMAF4777A （1） V ZT is tested with pulses (20 ms) 2016.10 www.sdjingdao.com Page 2of 3 山东晶导微电子有限公司 Jingdao Microelectronics 1SMAF4728A THRU 1SMAF4777A PACKAGE OUTLINE Plastic surface mounted package; 2 leads SMAF ∠ALL ROUND C A ∠ALL ROUND HE g Top View mil Bottom View A C D E e g HE max 1.2 0.20 3.7 2.7 1.6 1.2 4.9 min 0.9 0.12 3.3 2.4 1.3 0.8 4.4 max 47 7.9 146 106 63 47 193 min 35 4.7 130 94 51 31 173 UNIT mm g pad e E A pad D E A V M ∠ 7° The recommended mounting pad size 2.2 (86) 1.6 (63) 1.8 (71) 1.6 (63) mm Unit ： (mil) 2016.10 www.sdjingdao.com Page 3 of 3