tfeiisu <~>mi-conauatot zpioaucti, una.. 20 stern ave. springfield, new jersey 07081 u.s.a. ! n2970b thru 1n301 sb telephone: (973) 376-2922 (212)227-6005 fax: (973) 378-8960 10w zener diode 6.8 volts to 200 volts 5% tolerance do-4 case description the new jersey semiconductor 1n2970b series types are silicon zener diodes, manufactured in a hermetically sealed metal case, designed for high reliability industrial application. also available in reverse polarity connection (must add an "r" suffix in part number - ex. 1n2970rb). item power dissipation (@ tq=55c) operating and storage temperature electrical characteristics symbol pd tj. tstg absolute maximum ratings -65 to+175 (tr=25c), vf=1.5v max @ lp=2a for all types unit w ??c type 1n2970b 1n2971b 1n2972b 1n2973b in2974b 1n2975b 1n2976b 1n2977b 1n2978b 1n2979b 1n2980b 1n2981b 1n2982b 1n2983b 1n2984b 1n2985b in2986b 1n2987b 1n2988b 1n2989b 1n2990b 1n2991b 1n2992b zener voltage vz@'zt min volts 6.460 7.125 7,790 8.645 9,500 10.45 11.40 1235 13.30 14.25 1520 16.15 17,10 18.05 19.00 20,90 22.80 23.75 2565 2850 31 35 3420 37.05 nom volts 6.8 7.5 8.2 9.1 10 11 12 13 14 15 16 17 18 19 20 22 24 25 27 30 33 36 39 max volts 7,140 7.875 8.610 9.555 10.50 11.55 12.60 13.65 14.70 , 15.75 16.80 17.85 18.90 19.95 21.00 23.10 25.20 26.25 28,35 31 50 3465 37.80 40.95 test current "zt ma 370 335 305 275 250 230 210 190 180 170 155 145 140 130 125 115 105 100 95 85 75 70 65 maximum reverse leakage current |r @ vr ma 150 75 50 25 10 5.0 5.0 5.0 50 5.0 50 5.0 5.0 50 5.0 5.0 5,0 5.0 5.0 50 5.0 50 50 volts 5.2 5.7 6.2 6.9 7.6 8.4 9.1 9.9 10.6 11.4 122 13.0 13.7 14.4 152 16.7 18.2 18.2 20.6 228 25.1 27.4 297 maximum zener impedance zzt@'zt a 12 1.3 1.5 2.0 3.0 3.0 3.0 3.0 3.0 3.0 4.0 4.0 4.0 40 4.0 5.0 5.0 6.0 7.0 8.0 9.0 10 11 zzk @ 'zk n 500 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 250 300 300 300 300 ma 1.0 1.0 1.0 1,0 10 1.0 1.0 1.0 1.0 1,0 1.0 1 0 1.0 1.0 1.0 1,0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 maximum dc zener current izm ma 1,320 1,180 1.040 960 860 780 720 660 600 560 530 500 460 440 420 380 350 310 300 280 260 230 210 nj semi-conductors reserves the right to change test conditions, parameters limits and package dimensions without notice information fomished by nj semi-conductors is believed to be both accurate and reliable at tlje time of going to press. however nj semi-conductors assumes no responsibility for any errors or omissions discovtod in its use n f semi-conductors encourages customers to verify rhat datasheets are current before placing .trders.
electrical characteristics (tr:b25' type 1n2993b 1n2994b 1n2995b 1n2996b 1n2997b 1n2998b 1n2999b 1n3000b 1n3001b 1n3002b 1n3003b 1n3004b 1n30058 1n3006b 1n3007b 1n3008b 1n3009b 1n3010b 1n3011b 1n3012b 1n3013b 1n3014b 1n3015b zaner voltage vz@izt min volts 40.85 42.75 44.65 47.50 48.45 49.40 53.20 5890 64.60 71.25 77,90 86.00 95.00 99.75 104.50 114.00 123.50 133.00 142.50 152.00 166.25 171.00 190.00 nom volts 43 45 47 50 51 52 56 62 68 75 82 91 100 105 110 120 130 140 150 160 175 180 200 max volts 45.15 47.25 49.35 52.50 53.55 54.60 58.80 65.10 71.40 78,75 86.10 95,55 105.00 110.25 115.50 126.00 136.50 147.00 157.50 168.00 183.75 18900 210.00 teat current 'zt ma 60 55 55 50 50 50 45 40 37 33 30 28 25 25 23 20 19 18 17 16 14 14 12 , vf=1.5v max @ lp>2a for all types maximum reverse leakage current ir vr ma 5.0 5.0 50 5,0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5,0 5.0 5.0 5.0 5,0 5,0 5.0 5.0 50 volts 32.7 33.0 358 38.0 38.8 39.5 42.6 47.1 51.7 56.0 62.2 69.2 76.0 79.8 83,6 91.2 98.8 106.4 114.0 121.6 135.0 136.8 152.0 maximum zener impedance zzt@?zt q 12 13 14 15 15 15 16 17 18 22 25 35 40 45 55 75 100 125 175 200 250 260 300 zzk @ >zk ii 400 400 400 500 500 500 500 600 600 600 700 800 900 1,000 1.100 1,200 1.300 1.400 1.500 1,600 1,750 1,850 2,000 ma 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1,0 1.0 1.0 1.0 1.0 1.0 maximum dc zener current izm ma 195 185 175 165 163 160 150 130 120 110 100 85 80 75 72 67 62 58 54 50 46 45 40 ocm case- mechanical drawing 125(3.18) .424(10.77)dia. all dimensions in inches(mm) 175(4.45) 10-32 unf-2a thread _ torque spec is 30 in-l8 max .1697(4.31) maximum
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