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1N4728A to 1N4764A
Vishay Semiconductors

Zener Diodes

Features
• Silicon planar power Zener diodes • For use in stabilizing and clipping circuits with high power rating • Standard Zener voltage tolerance is ± 5 % • Compliant to RoHS Directive 2002/95/EC and in accordance to WEEE 2002/96/EC • Halogen-free according to IEC 61249-2-21 definition

17173

Applications
• Voltagestabilization

Mechanical Data
Case: DO-41 Weight: approx. 310 mg Packaging codes/options: TR/5K per 13" reel, 25K/box TAP/5K per Ammo pack (52 mm tape), 25K/box

Absolute Maximum Ratings
Tamb = 25 °C, unless otherwise specified
Parameter Power dissipation Z-current
1)

Test condition

Symbol Ptot IZ

Value 1.31) PV/VZ

Unit W mA

Valid provided that leads at a distance of 4 mm from caseare kept at ambient temperature.

Thermal Characteristics
Tamb = 25 °C, unless otherwise specified
Parameter Thermal resistance juntion to ambient air Junction temperature Storage temperature range
1)

Test condition

Symbol RthJA Tj Tstg

Value 110
1)

Unit K/W °C °C

175 - 65 to + 175

Valid provided that leads at a distance of 4 mm from case are kept at ambient temperature.Electrical Characteristics
Tamb = 25 °C, unless otherwise specified
Parameter Forward voltage Test condition IF = 200 mA Symbol VF Min. Typ. Max. 1.2 Unit V

Document Number 85816 Rev. 2.0, 08-Nov-10

For technical questions within your region, please contact one of the following: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com

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1N4728A to1N4764A
Vishay Semiconductors Electrical Characteristics
1N4728A...1N4764A Nominal Zener Part number voltage1) VZ at IZT V 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 1N4761A1N4762A 1N4763A 1N4764A
1)

Test current 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 6.5 6 5.5 5 4.5 4 3.7 3.3 3.0 2.8 2.5

Maximum dynamic impedance

Maximum reverse leakage current IR µA 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

Surge current 3)

Maximum regulator current 2) IZM mA 276 252 234217 193 178 162 146 133 121 110 100 91 83 76 69 61 57 50 45 41 38 34 30 27 25 23 22 19 18 16 14 13 12 11 10 9

ZZT at IZT  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 at 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 1000 1000 1500 1500 1500 2000 2000 2000 20003000 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

Test voltage at TA = 25 °C VR IR 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 76.0 mA 1380 1260 1190 1070 970 890 810 730660 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

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

Based on dc-measurement at thermal equilibrium while maintaining the lead temperature (TL) at 30 °C + 1 °C, 9.5 mm (3/8") from the diode body. Valid provided thatelectrodes at a distance of 4 mm from case are kept at ambient temperature. tp = 10 ms.

2) 3)

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For technical questions within your region, please contact one of the following: Document Number 85816 DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com Rev. 2.0, 08-Nov-10

1N4728A to 1N4764A
Vishay Semiconductors Typical Characteristics
Tamb = 25...
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