TH09/2479 TH97/2478 www.eicsemi.com SML4728A - SML4764A IATF 0113686 SGS TH07/1033 SURFACE MOUNT SILICON ZENER DIODES VZ : 3.3 - 100 Volts PD : 1 Watt SMA 2.3 2.1 * Complete Voltage Range 3.3 to 100 Volts * High peak reverse power dissipation * High reliability * Low leakage current * Pb / RoHS Free 4.6 4.2 5.65 5.35 FEATURES : 1.5 1.1 0.2 2.5 2.1 2.9 2.5 0.27 0.13 MECHANICAL DATA : * Case : SMA Molded plastic * Epoxy : UL94V-O rate flame retardant * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.060 gram (Approximately) 2.1 1.7 Dimensions in millimeters MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherwise specified Rating Symbol Value Unit DC Power Dissipation at TL = 75 °C (Note1) PD 1.0 W Maximum Forward Voltage at IF = 200 mA VF 1.2 V Junction Temperature Range TJ - 55 to + 150 °C Storage Temperature Range TSTG - 55 to + 150 °C Note : (1) P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads. PD, MAXIMUM DISSIPATION (WATTS) Fig. 1 MAXIMUM CONTINUOUS POWER DERATING 1.25 1.00 0.75 0.50 P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads 0.25 0 0 25 50 75 100 125 150 175 TL, LEAD TEMPERATURE (°C) Page 1 of 2 Rev. 07 : February 25, 2013 TH97/2478 www.eicsemi.com TH09/2479 IATF 0113686 SGS TH07/1033 ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified Nominal Zener Type Maximum Zener Voltage Impedance Maximum Reverse Maximum DC Maximum Leakage Current Zener Current Surge Current IR @ VR IZM IRM(2) VZ (1) @ IZT IZT ZZT @ IZT ZZK @ IZK IZK (V) (mA) (Ω ) (Ω ) (mA) (μA) (V) (mA) (mApk) SML4728A 3.3 76.0 10 400 1.0 100 1.0 276 1380 SML4729A 3.6 69.0 10 400 1.0 100 1.0 252 1260 SML4730A 3.9 64.0 9.0 400 1.0 50 1.0 234 1190 SML4731A 4.3 58.0 9.0 400 1.0 10 1.0 217 1070 SML4732A 4.7 53.0 8.0 500 1.0 10 1.0 193 970 SML4733A 5.1 49.0 7.0 550 1.0 10 1.0 178 890 SML4734A 5.6 45.0 5.0 600 1.0 10 2.0 162 810 SML4735A 6.2 41.0 2.0 700 1.0 10 3.0 146 730 SML4736A 6.8 37.0 3.5 700 1.0 10 4.0 133 660 SML4737A 7.5 34.0 4.0 700 0.5 10 5.0 121 605 SML4738A 8.2 31.0 4.5 700 0.5 10 6.0 110 550 SML4739A 9.1 28.0 5.0 700 0.5 10 7.0 100 500 SML4740A 10 25.0 7.0 700 0.25 10 7.6 91 454 SML4741A 11 23.0 8.0 700 0.25 5.0 8.4 83 414 SML4742A 12 21.0 9.0 700 0.25 5.0 9.1 76 380 SML4743A 13 19.0 10 700 0.25 5.0 9.9 69 344 SML4744A 15 17.0 14 700 0.25 5.0 11.4 61 305 SML4745A 16 15.5 16 700 0.25 5.0 12.2 57 285 SML4746A 18 14.0 20 750 0.25 5.0 13.7 50 250 SML4747A 20 12.5 22 750 0.25 5.0 15.2 45 225 SML4748A 22 11.5 23 750 0.25 5.0 16.7 41 205 SML4749A 24 10.5 25 750 0.25 5.0 18.2 38 190 SML4750A 27 9.5 35 750 0.25 5.0 20.6 34 170 SML4751A 30 8.5 40 1000 0.25 5.0 22.8 30 150 SML4752A 33 7.5 45 1000 0.25 5.0 25.1 27 135 SML4753A 36 7.0 50 1000 0.25 5.0 27.4 25 125 SML4754A 39 6.5 60 1000 0.25 5.0 29.7 23 115 SML4755A 43 6.0 70 1500 0.25 5.0 32.7 22 110 SML4756A 47 5.5 80 1500 0.25 5.0 35.8 19 95 SML4757A 51 5.0 95 1500 0.25 5.0 38.8 18 90 SML4758A 56 4.5 110 2000 0.25 5.0 42.6 16 80 SML4759A 62 4.0 125 2000 0.25 5.0 47.1 14 70 SML4760A 68 3.7 150 2000 0.25 5.0 51.7 13 65 SML4761A 75 3.3 175 2000 0.25 5.0 56.0 12 60 SML4762A 82 3.0 200 3000 0.25 5.0 62.2 11 55 SML4763A 91 2.8 250 3000 0.25 5.0 69.2 10 50 SML4764A 100 2.5 350 3000 0.25 5.0 76.0 9.0 45 Notes : (1) Standard voltage tolerance is ± 5%, No Suffix ± 10% (2) Surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method (3) " SML " will be omitted in marking on the diode. Page 2 of 2 Rev. 07 : February 25, 2013