digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 1N3154(a) -1n3157(a) temp erature compensated zener diodes maximum ratings operating temperature -65 to +175c storage temperature -65 to +175c dc power dissipation 500 mw @ 50 ? c power derating 4 mw/c above 50c reverse leakage current i r = 10a @ 25c & v r = 5.5 vdc electrical characteristics zener voltage v z @ i zt zener test current i zt maximum zener impedance z zt note 1 voltage temperature stability v zt maximum note 2 temperature range effective temperature coefficient type number volts ma ohms mv c %/c 1N3154 8.00-8.80 10 15 130 -55 to +100 .01 1N3154a 8.00-8.80 10 15 172 -55 to +150 .01 1n3155 8.00-8.80 10 15 65 -55 to +100 .005 1n3155a 8.00-8.80 10 15 86 -55 to +150 .005 1n3156 8.00-8.80 10 15 26 -55 to +100 .002 1n3156a 8.00-8.80 10 15 34 -55 to +150 .002 1n3157 8.00-8.80 10 15 13 -55 to +100 .001 1n3157a 8.00-8.80 10 15 17 -55 to +150 .001 note 1: zener impedance is derived by superimposing on i zt a 60 hz rms ac current equal to 10% of i zt . note 2: the maximum allowable change observed over the entire te mperature range. (the diode voltage will not exceed the specifi ed mv at any discrete temperature between the established limits. sales@digitroncorp.com fax +1.908.245-0555 www.digitroncorp.com rev. 20120705
digitron semiconductors 144 market street kenilworth nj 07033 usa phone +1.908.245-7200 1N3154(a) -1n3157(a) temp erature compensated zener diodes mechanical characteristics case: do-35 hermetically sealed glass polarity: cathode band marking: body painted, alpha-numeric dimensions 1N3154(a) ? 1n3157(a) inches millimeters min max min max bd 0.055 0.090 1.400 2.290 bl 0.120 0.200 3.050 5.080 ld 0.018 0.022 0.460 0.560 ll 1.000 1.500 25.400 38.100 available non-rohs (standard) or rohs compliant (add pbf suffix) available as ?hr? (high reliability) screened per mil-prf- 19500, jantx level. add ?hr? suffix to base part number sales@digitroncorp.com fax +1.908.245-0555 www.digitroncorp.com rev. 20120705
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