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| DL4728A thru DL4761A Surface Mount Zener Diodes P b Lead(Pb)-Free SMALL SIGNAL ZENER DIODES 1.0 WATTS Features: * High Reliability * Very Sharp Reverse Characteristic * Low Reverse Current Level * Vz-Tolerance 5% Applications: * Voltage Stabillization MELF MELF Outline Dimensions Unit: mm A MELF B C Dim A B C Min 4.80 2.40 0.46 Max 5.20 2.67 0.60 WEITRON http://www.weitron.com.tw 1/3 24-Oct-05 DL4728A thru DL4761A Absolute Maximum Ratings (Tj=25C) Parameter Power dissipation Z-current Junction temperature Storage temperature range Tamb 50C Symbol PV IZ Tj T stg Value 1 P V /V Z 200 -65~+175 Unit W mA C C Maximum Thermal Resistance (Tj=25C) Parameter Junction ambient I=9.5mm (3/8") T L=constant Symbol RJA Value 100 Unit K/W Electrical Characteristics (Tj=25C) Parameter Forward voltage I F=200mA Symbol VF Min - Typ - Max 1.2 Unit V WEITRON http://www.weitron.com.tw 2/3 24-Oct-05 DL4728A thru DL4761A Type DL4728A DL4729A DL4730A DL4731A DL4732A DL4733A DL4734A DL4735A DL4736A DL4737A DL4738A DL4739A DL4740A DL4741A DL4742A DL4743A DL4744A DL4745A DL4746A DL4747A DL4748A DL4749A DL4750A DL4751A DL4752A DL4753A DL4754A DL4755A DL4756A DL4757A DL4758A DL4759A DL4760A DL4761A VZnom1) V 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 IZT 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 for rzjT <10 <10 <9 <9 <8 <7 <5 <2 <3.5 <4.0 <4.5 <5.0 <7 <8 <9 <10 <14 <16 <20 <22 <23 <25 <35 <40 <45 <50 <60 <70 <80 <95 <110 <125 <150 <175 rzjK at <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 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 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 at 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 1) Based on DC-measurement at thermal equilibrium while maintaining the lead temperature(TL)at 30, 9.5mm(3/8") from the diode body. 2) Suffix "A" For 5%. WEITRON http://www.weitron.com.tw 3/3 24-Oct-05 |
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