zener diode stz6.8t ? applications ? dimensions (unit : mm) ? land size figure (unit : mm) voltage regulation (cathode common twin type) ? features 1) small mold type. (smd3) 2) high reliability. ? construction silicon epitaxial planar ? structure ? taping specifications (unit : mm) ? absolute maximum ratings (ta=25c) symbol unit pmw tj c tstg c ? electrical characteristics (ta=25c) symbol min. typ. max. unit conditions zener voltage v z 6.47 - 7.14 v i z =5ma reverse current i r - - 0.50 a v r =3.5v dynamic impedance z z --40 ? i z =5ma zener impedance z zk --60 ? i z =0.5ma parameter limits power dissipation (*1) 200 (*1) total of 2 elements parameter junction temperature 150 storage temperature ? 55 to ? 150 smd3 3.20.1 4.00.1 4.00.1 2.00.05 1 .50.1 0 3.50.05 1.750.1 8.00.2 1.350.1 3.20.1 1.05min 3.20.1 0.30.1 5.50.2 00.5 jedec :s0t-346 0.4 0.1 0.06 2.90.2 2.80.2 1.90.2 1.6 0.2 0.1 0.95 0.95 0.1 0.05 `?? ? 00.1 0.15 1.10.2 0.01 0.80.1 (2) (1) (3) 0.30.6 1.1 ? 0.2 ? 0.1 each lead has same dimension rohm : smd3 jeita : sc-59 week code 1.0min. 0.8min. 2.4 0.95 1.9 1/2 2011.03 - rev.c data sheet www.rohm.com ? 2011 rohm co., ltd. all rights reserved.
stz6.8t reverse voltagevr(v) vr-ir characteristics reverse current:ir (na) ir disresion map capacitance between terminals:ct(pf) reverse voltage:vr(v) vr-ct characteristics ct disresion map capacitance betweenterminals:ct(pf) zener current:iz(ma) zener voltage:vz(v) vz-iz characteristics dynamic impedance:zz() zener current(ma) zz-iz characteristics vz disresion map zener voltage:vz() time:t(s) rth-t characteristics transient thaermal impedance:rth (/w) 0.0001 0.001 0.01 0.1 1 10 100 1000 01234 ta=125 ta=75 ta=25 ta=-25 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 ave:0.120na ta=25 vr=3.5v n=30pcs 1 10 100 012345 f=1mhz 10 11 12 13 14 15 16 17 18 19 20 ave:18.10pf ta=25 f=1mhz vr=0v n=10pcs 0.001 0.01 0.1 1 10 66.577.58 ta=25 ta=125 ta=75 ta=-25 ta=150 1 10 100 0.1 1 10 6.5 6.6 6.7 6.8 6.9 7 ave:6.80v ta=25 iz=5ma n=30pcs 1 10 100 1000 0.001 0.01 0.1 1 10 100 1000 rth(j-a) rth(j-c) reverse voltagevr(v) vr-ir characteristics reverse current:ir (na) 0.0001 0.001 0.01 0.1 1 10 100 1000 01234 ta=125 ta=75 ta=25 ta=-25 ta=150 reverse current:ir(na) 1ms im=10ma if=100ma 300us time mounted on epoxy board 2/2 2011.03 - rev.c www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
r 1 120 a ww w .rohm.com ? 20 1 1 rohm co., ltd. all rights reserved. notice rohm customer support system http://ww w . r ohm.com/contact/ thank you for your accessing to rohm p r oduct informations. mo r e detail p r oduct informations and catalogs a r e available, please contact us. notes
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