CYStech Electronics Corp. Spec. No. : C500SA Issued Date : 2006.12.14 Revised Date : Page No. : 1/4 1W Zener Diodes ZD4728ASA thru ZD4755ASA Features • 1W power dissipation • Voltages range from 3.3 to 43V • Designed for mounting on small surface • Extremely thin/leadless package Mechanical Data • Case : Molded plastic, SMA/JEDEC DO-214AC(SMA) • Terminals : Solder plated, solderable per MIL-STD-750 method 2026 • Polarity : Indicated by cathode band. • Mounting position : Any • Weight : 0.05 gram (approx.) Absolute Maximum Ratings(Ta=25℃, unless otherwise specified) Parameter Condition Symbol Min Typ Max Unit Forward Voltage Power Dissipation Forward surge current IF=200mA VF PD - - 1.2 1 V W IFSM - - 100 mA Tstg TJ -55 -55 - +125 +125 ℃ ℃ Storage temperature Operating temperature ZD4728ASA-4755ASA 8.3ms single half sine wave superimposed on rated load (JEDEC method) CYStek Product Specification Spec. No. : C500SA Issued Date : 2006.12.14 Revised Date : Page No. : 2/4 CYStech Electronics Corp. Electrical Characteristics(Rating at 25°C ambient temperature unless otherwise specified. ) Device ZD4728A ZD4729A ZD4730A ZD4731A ZD4732A ZD4733A ZD4734A ZD4735A ZD4736A ZD4737A ZD4738A ZD4739A ZD4740A ZD4741A ZD4742A ZD4743A ZD4744A ZD4745A ZD4746A ZD4747A ZD4748A ZD4749A ZD4750A ZD4751A ZD4752A ZD4753A ZD4754A ZD4755A Zener voltage Marking Code VZ@IZT Z3V3 Z3V6 Z3V9 Z4V3 Z4V7 Z5V1 Z5V6 Z6V2 Z6V8 Z7V5 Z8V2 Z9V1 Z10 Z11 Z12 Z13 Z15 Z16 Z18 Z20 Z22 Z24 Z27 Z30 Z33 Z36 Z39 Z43 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 Test current Zener impedance Leakage current Surge current IZT ZZT@IZT ZZK@IZK IZK IR VR Isurge 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 Ω 10 10 9 9 8 7 5 2 3.5 4.0 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 Ω 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 mA 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 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 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 V 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 25.4 27.4 29.7 32.7 mA 1380 1260 1190 1070 970 890 810 730 660 605 550 500 454 414 380 344 304 285 250 225 205 190 170 150 135 125 115 105 Note: 5% tolerance of Zener voltage ZD4728ASA-4755ASA CYStek Product Specification CYStech Electronics Corp. Spec. No. : C500SA Issued Date : 2006.12.14 Revised Date : Page No. : 3/4 Characteristic Curves ZD4728ASA-4755ASA CYStek Product Specification CYStech Electronics Corp. Spec. No. : C500SA Issued Date : 2006.12.14 Revised Date : Page No. : 4/4 SMA/DO-214AC Dimension C A B D SMA Plastic Surface Mounted Package CYStek Package Code:SA E G F *:Typical Inches Min. Max. 0.177 0.185 0.094 0.110 0.012(typ) 0.150 0.165 DIM A B C D Millimeters Min. Max. 4.4 4.8 2.4 2.8 0.3(typ) 3.8 4.2 DIM E F G - Inches Min. Max. 0.060 0.067 0.04(typ) 0.04(typ) - Millimeters Min. Max. 1.5 1.7 1.0(typ) 1.0(typ) - Notes : 1.Controlling dimension : millimeters. 2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 3.If there is any question with packing specification or packing method, please contact your local CYStek sales office. Material : • Lead : 42 Alloy ; solder plating • Mold Compound : Epoxy resin family, flammability solid burning class:UL94V-0 Important Notice: • All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek. • CYStek reserves the right to make changes to its products without notice. • CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. • CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance. ZD4728ASA-4755ASA CYStek Product Specification