1N4728A thru 1N4764A ZENER DIODE REVERSE VOLTAGE - 3.3 to 100 Volts DO- 41 FEATURES ● High reliability ● Very sharp reverse characteristic ● Low reverse current level ●Vz-tolerance±5% 1.0(25.4) MIN. .034(0.9) DIA .028(0.7) .205(5.2) MAX APPLICATIONS .107(2.7) DIA .080(2.0) ● Voltage stabilization 1.0(25.4) MIN. Dimensions in inches and (millimeters) ABSOLUTE MAXIMUM RATINGS TJ=25℃ Parameter Test Conditions Power dissipation Type Symbol Tamb≤50℃ Value Unit Pv 1 W Z-current Iz Pv/Vz mA Junction temperature Tj 200 ℃ Tstg -65 ~ +175 ℃ Test Conditions Symbol Value Unit I=9.5mm(3/8") TL=constant RthJA 100 K/W Storage temperature range MAXIMUM THERMAL RESISTANCE TJ=25℃ Parameter Junction ambient ELECTRICAL CHARACTERISTICS TJ=25℃ Parameter Forward voltage Test Conditions IF=200mA ~ 407 ~ Type Symbol VF Min Typ Max Unit 1.2 V RATING AND CHARACTERISTIC CURVES 1N4728A thru 1N4764A I Symbol Parameter IF Vz Reverse Zener Voltage@ IZT IZT Reverse current ZZT Maximum zener impedance @ IZT IZK Reverse current ZZK Maximum zener impedance @ Izk IR Reverse leakage current @ VR VR Breakdown voltage IF Forward current VF Forward voltage @ IF V V Z R V I VF IZT FIG. 1 - ZENER VOLTAGE REGULATOR +12 +10 +8 +6 +4 Vz @ IZT +2 RANG 0 -2 -4 2 3 4 5 6 7 8 9 10 11 12 TEMPERATURE COEFFICIENT (Mv / °C) TEMPERATURE COEFFICIENT (mV / °C) FIG.2 - TEMPERATURE COEFFICIENTS (-55°C to +150°C temperature;90% of the units are in the ranges indicated.) 100 70 50 Vz @ IZT 30 20 RANGE 10 7 5 3 2 1 10 20 30 50 ZENER VOLTAGE (VOLTS) ZENER VOLTAGE (VOLTS) 1000 500 500 DYNAMIC IMPEANCE (OHMS) DYNAMIC IMPEANCE (OHMS) 1000 100 50 20 10 5 2 1 100 FIG.4 - EFFECT OF ZENER CURRENT ON ZENER IMPEDANCE FIG.3 - EFFECT OF ZENER CURRENT ON ZENER IMPEDANCE 200 70 TJ=25°C Iz(ms)=0.1 Iz(dc) f=60Hz Iz-1mA 200 10 5mA 5 20mA 2 10 5 2 1 0.1 0.2 0.5 1 2 5 10 20 ZENER CURRENT (mA) 50 100 ~ 408 ~ 1 2 3 5 7 10 20 30 ZENER CURRENT (mA) 50 70 100 1N4728A thru 1N4764A OPRERATING AND STORAGE TEMPERATURE -55℃ to +200℃ 1W ZENER DIODES/DO-35/DL-41(MELF) Nominal Maximum Zener Impedance Maximum Reverse Leakage Current Maximum Surge Current IR Maximum Regulation Current IZM VZ @ IZT Test Current IZT ZZT @ IZT ZZT @ IZK IR @ VR Volts mA Ohms Ohms mA μA Volts mA mA 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 3.3 39 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 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 60 400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 0.50 0.50 0.50 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 0.25 100 100 50 10 10 10 10 10 10 10 10 10 10 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 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 1380 1260 1170 1085 965 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 276 252 234 217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 37 34 30 27 25 23 1N4755A 43 6.0 70 1500 0.25 5.0 32.7 110 22 1N4756A 1N4757A 1N4758A 47 56 5.5 5.0 4.5 80 95 110 1500 1500 2000 0.25 0.25 0.25 5.0 5.0 5.0 35.8 38.8 42.6 95 90 80 16 18 16 1N4759A 63 4.0 125 2000 0.25 5.0 47.1 70 14 1N4760A 1N4761A 1N4762A 68 75 82 3.7 3.3 3.0 150 175 200 2000 2000 2000 0.25 0.25 0.25 5.0 5.0 5.0 51.7 56.0 62.2 65 60 55 13 12 11 1N4763A 91 2.8 250 2000 0.25 5.0 69.2 50 10 1N4764A 100 2.5 350 2000 0.25 5.0 76.0 45 9.0 Zener TYPE Voltage 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 51 NOTE: 1.Suffix "A" Indicates ±5% Tolerance. ~ 409 ~ IZK