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| Data Sheet Description 1 Watt ZENER DIODES (3.3V to 100V) Mechanical Dimensions LL4728...4764 Series DO-213AB (MELF) Features n 5 & 10 % VOLTAGE TOLERANCES AVAILABLE n WIDE VOLTAGE RANGE n MEETS UL SPECIFICATION 94V-0 LL4728...4764 Series ............................................. 1 ............................................... Units Watt mW / C C Maximum Ratings DC Power Dissipation with TL = > = 75C ...PD Lead Length = .375 Inches Derate Above 50 C Operating & Storage Temperature Range...TJ, TSTRG Steady State Power Derating ............................................. 6.67 ............................................... ......................................... -65 to 100 .......................................... Junction Capacitance (pF) Steady State Power (W) Temperature Coefficients vs. Voltage Temperature Coefficient (mV/oC) Typical Junction Capacitance 1 V Bias 0 V Bias 50% Vz Bias Lead Temperature (C) Zener Voltage (V) Zener Current vs. Zener Voltage Zener Voltage (V) Zener Current (mA) Zener Voltage (V) Page 10-50 Data Sheet NOTES: 1. For 10% Tolerance on Zener Voltage, Specify No Suffix. For 5% Tolerance, Specify Suffix A. (Example: LL4728A = 3.3V +/- 5%) 2. TA = 25 C unless otherwise specified. Measurements made at Thermal Equilibrium. Lead Length = .375". Thermal Resistance of Heat Sink = 30C / W, VF = 1.1V Max. @ IF = 200mA. Electrical Characteristics @ 25 O C. Part # LL4728 LL4729 LL4730 LL4731 LL4732 LL4733 LL4734 LL4735 LL4736 LL4737 LL4738 LL4739 LL4740 LL4741 LL4742 LL4743 LL4744 LL4745 LL4746 LL4747 LL4748 LL4749 LL4750 LL4751 LL4752 LL4753 LL4754 LL4755 LL4756 LL4757 LL4758 LL4759 LL4760 LL4761 LL4762 LL4763 LL4764 Nominal Zener Voltage 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 Test Current I ZT (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 6.0 5.5 5.0 4.5 4.0 3.7 3.3 3.0 2.8 2.5 Max. Zener Impedance Z ZT @ I ZT () 10 10 9 9 8 7 5 2 3.5 4 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 110 125 150 175 200 250 350 ZZK @ IZK () 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 1500 1500 1500 1500 1500 2000 2000 2000 2000 3000 3000 3000 IZK (mA) 1 1 1 1 1 1 1 1 1 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 Max. Reverse Leakage Current @ VR Max. Surge Current IR (A) 100 100 50 10 10 10 10 10 10 10 10 10 10 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 VR (V) 1 1 1 1 1 1 2 3 4 5 6 7 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 62.2 69.2 76 TA = 25 o C 1380 1260 1190 1070 970 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 110 95 90 80 70 65 60 55 50 45 Page 10-51 LL4728...4764 Series 1 Watt ZENER DIODES (3.3V to 100V) |
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