, o ne. 20 stern av6. springfield, new jersey 07081 u.s.a. telephone: (973) 376-2922 (212)227-6005 fax: (973) 376-8960 1n2970thru 1n3o15b and 1n3993thru 1n40ooa features ? zener voltage 3.9 to 200v ? voltage tolerances; 5%, 10% and 20% (see note 1) . maximum reliability for military environments (sect below) maximum ratings junction and storage temperatures: -65c to + 175c dc power dissipation: 10 watts power derating: 80 mw/c above 50c forward voltage @ 2.0 a: 1.5 volts 'electrical characteristics @ 30c case temperature type no. tln3993a t1h3994a tln3wsa t in 3996 a 11n3498a t1n3999a tln4000a nlmz470b 1tln297lb 1hn297zb mnm73i ifln2974l 1flnz975b 1mn2976b tmnz977s in 29 788 h1n2979b fflnmbob in79b1b t1n29628 1n7963b h1n2984b tln298sb 'tin29b6b 1n2987b ttln29sbb tfln?989b h1n7990b [-1n7991b rin799?b unw93b 1n7994b it1nz995b 1n2w6s 1n7997b 1nz998b ttln?999b ?tln3ooob 00 uoo 1300 1400 1500 1600 175o tbso 2000 max. dc zenefl current ti ksi nc 1'imhs1 '3 w staid tmp. (nom4) ma 2380 2130 1940 1780 1620 1460 1330 1210 1.320 1,180 1.040 d60 060 780 72o 660 600 560 530 boo 460 440 420 3ho 350 310 300 280 26o 230 3'0 19% 189 175 165 160 160 160 130 120 110 100 95 80 75 72 67 62 sb 54 50 4fi 45 40 tvfica temp, ' otvz %/?c -.046 -.033 ^.015 .010 +.030 4.049 -t-,040 +.04 fi .040 ,045 ,a*? .051 .055 060 065 ,065 070 ,070 .070 075 .075 07$ 07s 080 .080 .080 .085 .085 085 dbs 090 .090 .090 .090 090 .090 .090 -090 090 ,090 090 mo 090 090 .095 cs5 095 095 w5 095 095 045 095 .100 max" leakage current ir @ vr //a volts 100 100 50 10 10 10 10 10 150 100 50 25 25 10 0 0 0 0 0 0 0 0 0 10 10 10 10 to 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 0.5 0.5 1.0 1,0 10 2.0 2.0 3.0 52 5.7 4.2 6.9 7.6 5.4 9.1 99 10.5 11.4 12.2 13.0 13.7 14.0 15.2 16.7 18.2 18.2 206 228 25,1 27.4 29.7 327 330 358 36.0 39.b 390 426 47 1 51.7 5?.0 622 692 76.0 76.0 an e 91.2 90.8 00,0 14,0 31.6 33.0 mb 52.0 polarity std. polarity cathode to stud std polarity anode to stud silicon 10 watt zener diodes 10-32 unf7a [moo) pitch dia. min. .1658 max..1697 to withstand a torque up to 30 in lb when nut is tightened on stud figure i inch am dimensions in mechanical characteristics cask: industry standard do-4, (do-203aa). 7/16" hex. stud with 10-32 threads, welded, hermetically sealud metal and glass.. finish: all external surfaces arc corrosion resistant and terminal solderable, weight: 7.5 grams. mountinfi position: any thkrmal resistance: 10'c/w (typical) junction to stud. polarity: in3993 - 1n4000: std. polarity is cathode to sud. reverse polarity (anode to stud) indicated by suffix "r." in2970 - in3015: std, polarity is anode to stud. reverse polarity indicated by suffix "r." nj semi-conductors reserves the right to change test conditions, parameter limits and package dimensions without notice. information furnished by nj semi-conductors is believed to be both accurate and reliable at the time of going to press. however, nj semi-conductors assumes no responsibility for any errors or omissions discovered in its use. nj semi-conductors encourages customers to verify that datasheets are current before placing orders. quality semi-conductors
1n297othru 1n3o15b, 1n3993thru 1n4oooa note1 1n3993-1n4000 series: suffix a indicates 5% tolerance, no suffix indicates10% tolerance. 1n2970-1n3015 series: suffix b indicates 5% tolerance, suffix a indicates + 10%, no suffix indicates 20% tolerance. if tighter tolerance is required, consult factory. note 2 the electrical characteristics are measured after allowing the device to stabilize for 90 seconds with 30c base temperature. note 3 the 7.ener impedance (zzr) is derived from the 60 hz ac voltage, which results when an ac current having an rms value equal to 10% of the dc zener current (izj or izk) is superimposed on i^j or izk- when making zener impedance measurements at the izn test point, it may be necessary to insert a 60 hz band pass filter between the diode and voltmeter to avoid errors resulting from low level noise signals. a curve showing the variation of zener impedance vs. zener current for three representative types is shown in figures 3 and 4. note 4 these values of !?? may be exceeded in the case of individual diodes. the values shown are calculated for the worst case which is a unit of 5% tolerance at the high voltage end of its tolerance range. allowance has also been made for the rise in zener voltage above va, which results from zener impedance and the increase in junction tempera- ture as power dissipation approaches 10 watts.
|
