1N4728A

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