?2007 fairchild semiconductor corporation 1 www.fairchildsemi.com bzx79c2v4 - bzx79c56 rev. c1 bzx79c2v4 - bzx79c56 zener diodes july 2007 bzx79c2v4 - bzx79c56 zener diodes absolute maximum ratings * t a = 25 c unless otherwise noted * these ratings are limiting values above which the serviceability of the diode may be impaired. electrical characteristics t a =25 c unless otherwise noted symbol parameter value units p d power dissipation @ tl 75 c, lead length = 3/8? 500 mw derate above 75 c 4.0 mw/ c t j , t stg operating and storage temperature range -65 to +200 c device zener voltage (note 1) z z @ i z ( ) leakage current t c (mv / c) c (pf) min. max. i z (ma) max. i r ( a) v r (v) min. max. v z = 0, f = 1mhz bzx79c2v4 bzx79c2v7 bzx79c3v0 bzx79c3v3 bzx79c3v6 2.2 2.5 2.8 3.1 3.4 2.6 2.9 3.2 3.5 3.8 5 5 5 5 5 100 100 95 95 90 100 75 50 25 15 1 1 1 1 1 -3.5 -3.5 -3.5 -3.5 -3.5 0 0 0 0 0 255 230 215 200 185 bzx79c3v9 bzx79c4v3 bzx79c4v7 bzx79c5v1 bzx79c5v6 3.7 4 4.4 4.8 5.2 4.1 4.6 5 5.4 6 5 5 5 5 5 90 90 80 60 40 10 5 3 2 1 1 1 2 2 2 -3.5 -3.5 -3.5 -2.7 -2 +0.3 +1 +0.2 +1.2 +2.5 175 160 130 110 95 bzx79c6v2 bzx79c6v8 bzx79c7v5 bzx79c8v2 bzx79c9v1 5.8 6.4 7 7.7 8.5 6.6 7.2 7.9 8.7 9.6 5 5 5 5 5 10 15 15 15 15 3 2 1 0.7 0.5 4 4 5 5 6 0.4 1.2 2.5 3.2 3.8 3.7 4.5 5.3 6.2 7 90 85 80 75 70 bzx79c10 bzx79c11 bzx79c12 bzx79c13 bzx79c15 9.4 10.4 11.4 12.4 13.8 10.6 11.6 12.7 14.1 15.6 5 5 5 5 5 20 20 25 30 30 0.2 0.1 0.1 0.1 0.05 7 8 8 8 10.5 4.5 5.4 6 7 9.2 8 9 10 11 13 70 65 65 60 55 bzx79c16 bzx79c18 bzx79c20 bzx79c22 bzx79c24 15.3 16.8 18.8 20.8 22.8 17.1 19.1 21.2 23.3 25.6 5 5 5 5 5 40 45 55 55 70 0.05 0.05 0.05 0.05 0.05 11.2 12.6 14 15.4 16.8 10.4 12.9 14.4 16.4 18.4 14 16 18 20 22 52 47 36 34 33 tolerance = 5% do-35 glass case color band denotes cathode
2 www.fairchildsemi.com bzx79c2v4 - bzx79c56 rev. c1 bzx79c2v4 - bzx79c56 zener diodes notes: 1. zener voltage (v z ) the zener voltage is measured with the device junction in the thermal equilibrium at the lead temperature (t l ) at 30 c 1 c and 3/8? lead length. top mark information device zener voltage (note 1) z z @ i z ( ) leakage current t c (mv / c) c (pf) min. max. i z (ma) max. i r ( a) v r (v) min. max. v z = 0, f = 1mhz bzx79c27 bzx79c30 bzx79c33 bzx79c36 bzx79c39 25.1 28 31 34 37 28.9 32 35 38 41 2 2 2 2 2 80 80 80 90 130 0.05 0.05 0.05 0.05 0.05 18.9 21 23.1 25.2 27.3 - - - - - 23.5 26 29 31 34 30 27 25 23 21 bzx79c43 bzx79c47 bzx79c51 bzx79c56 40 44 48 52 46 50 54 60 2 2 2 2 150 170 180 200 0.05 0.05 0.5 0.05 30.1 32.9 35.7 39.2 - - - - 37 40 44 47 21 19 19 18 v f forward voltage = 1.5v max @ i f = 100ma device line 1 line 2 line 3 bzx79c2v4 bzx79c2v7 bzx79c3v0 bzx79c3v3 bzx79c3v6 logo logo logo logo logo 9c 9c 9c 9c 9c 2v4 2v7 3v0 3v3 3v6 bzx79c3v9 bzx79c4v3 bzx79c4v7 bzx79c5v1 bzx79c5v6 logo logo logo logo logo 9c 9c 9c 9c 9c 3v9 4v3 4v7 5v1 5v6 bzx79c6v2 bzx79c6v8 bzx79c7v5 bzx79c8v2 bzx79c9v1 logo logo logo logo logo 9c 9c 9c 9c 9c 6v2 6v8 7v5 8v2 9v1 bzx79c10 bzx79c11 bzx79c12 bzx79c13 bzx79c15 logo logo logo logo logo 9c 9c 9c 9c 9c 10 11 12 13 15 bzx79c16 bzx79c18 bzx79c20 bzx79c22 bzx79c24 logo logo logo logo logo 9c 9c 9c 9c 9c 16 18 20 22 24 bzx79c27 bzx79c30 bzx79c33 bzx79c36 bzx79c39 logo logo logo logo logo 9c 9c 9c 9c 9c 27 30 33 36 39 bzx79c43 bzx79c47 bzx79c51 bzx79c56 logo logo logo logo 9c 9c 9c 9c 43 47 51 56
3 www.fairchildsemi.com bzx79c2v4 - bzx79c56 rev. c1 bzx79c2v4 - bzx79c56 zener diodes top mark information (continued) general requirements: 1.0 cathode band 2.0 first line: f - fairchild logo 3.0 second line: device name - for 1nxx series: 4 th to 5 th characters of the device name. for bzxx series: 5 th to 6 th characters of the device name. 4.0 third line: device name - for 1nxx series: 6 th to 7 th characters of the device name. for bzxyy series: voltage rating 5.0 devices shall be marked as required in the device specification (pid or fsc test spec). 6.0 maximum no. of marking lines: 3 7.0 maximum no. of digits per line: 2 8.0 fsc logo must be 20 % taller than the alphanumeric marki ng and should occupy the 2 charac ters of the specified line. 9.0 marking font: arial (except fsc logo) 10.0 first character of each marking line must be aligned vertically. 11.0 all device markings must be bas ed on fairchild device specification. 1 st line: f - fairchild logo 2 nd line: device name - 4 th to 5 th characters of the device name. or 5 th to 6 th characters for bzxyy series 3 rd line: device name - 6 th to 7 th characters of the device name. or voltage rating for bzxyy series
trademarks the following are registered and unregistered trademarks fairchild semiconductor owns or is authorized to use and is not intend ed to be an exhaustive list of all such trademarks. bzx79c2v4 - bzx79c56 zener diodes disclaimer fairchild semiconductor reserves the righ t to make changes without further notice to any products herein to improve reliability, functio n or design. fairchild does no t assume any liability arising out of the application or use of any product or circuit described herein;neither does it convey any li cense under its patent rights, nor the rights of others. these specifications do not expand the terms of fairchild?s worldwide terms and conditions, spe- cifically the warranty therein, which covers these products. life support policy fairchild?s products are not authorized for use as critical components in life support devices or systems without the express written approval of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body , or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in th e labeling, can be reasonably expected to result in significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reas onably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. product status definitions definition of terms datasheet identification product status definition advance information formative or in design this datasheet contains the design specific ations for product develop- ment. 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 cont ains 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 dis- continued by fairchild semiconductor.the datasheet is printed for ref- erence information only. gto? hisec? i-lo ? implieddisconnect? intellimax? isoplanar? microcoupler? micropak? microwire? msx? msxpro? ocx? ocxpro? optologic ? optoplanar? ? pacman? pop? power220 ? power247 ? poweredge? powersaver? powertrench ? programmable active droop? qfet ? qs? qt optoelectronics? quiet series? rapidconfigure? rapidconnect? scalarpump? smart start? spm? superfet? supersot?-3 supersot?-6 supersot?-8 tcm? the power franchise ? tinyboost? tinybuck? tinylogic ? tinyopto? tinypower? tinywire? trutranslation? serdes? uhc ? unifet? vcx? wire? acex? across the board. around the world.? activearray? bottomless? build it now? coolfet? crossvolt ? ctl ? current transfer logic ? dome? e 2 cmos? ecospark ? ensigna? fact quiet series? fact ? fast ? fastr? fps? frfet? globaloptoisolator? rev. i23 4 www.fairchildsemi.com bzx79c2v4 - bzx79c56 rev. c1 bzx79c2v4 - bzx79c56 zener diodes
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