Absolute Maximum Ratings * Symbol PD Parameter Power Dissipation @ TL 50C, Lead Length = 3/8" Derate above 50C TJ, TSTG Tolerance = 5% TA = 25C unless otherwise noted Operating and Storage Temperature Range Value 1.0 Units W 6.67 mW/C -65 to +200 C * These ratings are limiting values above which the serviceability of the diode may be impaired. DO-41 Glass case COLOR BAND DENOTES CATHODE Electrical Characteristics Device VZ (V) @ IZ (Note 1) TA=25C unless otherwise noted Test Current IZ (mA) Max. Zener Impedance 1N4728A 1N4729A 1N4730A 1N4731A 1N4732A 3.3 3.6 3.9 4.3 4.7 76 69 64 58 53 1N4733A 1N4734A 1N4735A 1N4736AT 1N4737AT 5.1 5.6 6.2 6.8 7.5 49 45 41 37 34 7 5 2 3.5 4 550 600 700 700 700 1 1 1 1 0.5 10 10 10 10 10 1 2 3 4 5 1N4738AT 1N4739AT 1N4740AT 1N4741AT 1N4742AT 8.2 9.1 10 11 12 31 28 25 23 21 4.5 5 7 8 9 700 700 700 700 700 0.5 0.5 0.25 0.25 0.25 10 10 10 5 5 6 7 7.6 8.4 9.1 1N4743AT 1N4744AT 1N4745AT 1N4746AT 1N4747AT 13 15 16 18 20 19 17 15.5 14 12.5 10 14 16 20 22 700 700 700 750 750 0.25 0.25 0.25 0.25 0.25 5 5 5 5 5 9.9 11.4 12.2 13.7 15.2 1N4748A 1N4749A 1N4750A 1N4751A 1N4752A 22 24 27 30 33 11.5 10.5 9.5 8.5 7.5 23 25 35 40 45 750 750 750 1000 1000 0.25 0.25 0.25 0.25 0.25 5 5 5 5 5 16.7 18.2 20.6 22.8 25.1 1N4753A 1N4754A 1N4755A 1N4756A 1N4757A 36 39 43 47 51 7 6.5 6 5.5 5 50 60 70 80 95 1000 1000 1500 1500 1500 0.25 0.25 0.25 0.25 0.25 5 5 5 5 5 27.4 29.7 32.7 35.8 38.8 (c)2003 Fairchild Semiconductor Corporation ZZK @ IZK ( ) 400 400 400 400 500 Leakage Current ZZ @ IZ ( ) 10 10 9 9 8 IZK (mA) IR (mA) VR (V) 1 1 1 1 1 100 100 50 10 10 1 1 1 1 1 1N4728A - 1N4764A, Rev. D Zeners 1N4728A - 1N4764A Zeners 1N4728A - 1N4764A A Device VZ (V) @ IZ (Note 1) Test Current IZ (mA) Max. Zener Impedance 1N4758A 1N4759A 1N4760A 1N4761A 1N4762A 56 62 68 75 82 4.5 4 3.7 3.3 3 ZZ @ IZ ( ) 110 125 150 175 200 1N4763A 1N4764A 91 100 2.8 2.5 250 350 ZZK @ IZK ( ) 2000 2000 2000 2000 3000 3000 3000 IZK Leakage Current (mA) IR (mA) VR (V) 0.25 0.25 0.25 0.25 0.25 5 5 5 5 5 42.6 47.1 51.7 56 62.2 0.25 0.25 5 5 69.2 76 VF Forward Voltage = 1.2V Max @ IF = 200mA Notes: 1. Zener Voltage (VZ) The zener voltage is measured with the device junction in the themal equilibrium at the lead temperature (TL) at 30C 1C and 3/8" lead length. (c)2003 Fairchild Semiconductor Corporation 1N4728A - 1N4764A, Rev. D Zeners 1N4728A - 1N4764A Electrical Characteristics (Continued) T =25C unless otherwise noted TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACExTM FACTTM ActiveArrayTM FACT Quiet SeriesTM BottomlessTM FAST CoolFETTM FASTrTM CROSSVOLTTM FRFETTM DOMETM GlobalOptoisolatorTM EcoSPARKTM GTOTM E2CMOSTM HiSeCTM EnSignaTM I2CTM Across the board. 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PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Product Status Definition Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Preliminary First Production This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. Rev. I3