esd protection diode umzc6.8n ? applications ? dimensions unit : mm ? land size figure (unit : mm) esd protection (common anode configuration) ? features 1) small mold type. (umd3) 2) high reliability ? construction ? structure silicon epitaxial planar ? taping specifications unit : mm ? absolute maximum ratings (ta=25c) symbol unit p ( )m w t j c tstg c ? electrical characteristic (ta=25c) ( ?? rating of per diode) symbol min. typ. max. unit conditions v z 6.47 - 7.14 v i z =5ma i r - - 0.50 a v r =3.5v ct - 3 - pf v r =0v , f=1mhz junction temperature 150 storage temperature -55 to +150 parameter limits power dissipation 200 parameter zener voltage reverse current capacitance between terminals umd3 0.9min. 0.8min. 1.6 0.65 1.3 rohm : umd3 jeita : sc-70 week code jedec :s0t-323 2.00.2 2.10.1 1.250.1 0.30.1 `?? ? (3) 1.30.1 0.65 0.65 (2) (1) 0.150.05 0.90.1 0.70.1 0.1min 00.1 each lead has same dimension 4.00.1 4.00.1 2.00.05 1.550.05 3.50.05 1.750.1 8.00.2 0.50.05 2.40.1 2.250.1 0 5.50.2 1.250.1 2.40.1 0.30.1 00.1 1/2 2011.02 - rev.a data sheet www.rohm.com ? 2011 rohm co., ltd. all rights reserved.
umzc6.8n ? electrical characteristic curves 6.5 6.6 6.7 6.8 6.9 7 0.1 1 10 0 0.5 1 1.5 2 2.5 3 3.5 4 reverse voltagevr(v) vr-ir characteristics reverse current:ir (na) 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) 0.00001 0.0001 0.001 0.01 0.1 1 10 100 01234 ta=25 ta=-25 ta=75 ta=125 ta=150 f=1mhz ave:6.830v ta=25 iz=5ma n=30pcs 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 0.18 0.2 ta=25 vr=3.5v n=30pcs ave:0.0143na 1 10 100 0.1 1 10 0 1 2 3 4 5 6 7 8 9 10 ave:3.10pf ta=25 f=1mhz vr=0v n=10pcs 1 10 100 1000 0.001 0.01 0.1 1 10 100 1000 rth(j-a) rth(j-c) 1ms im=10ma if=100ma 300us time mounted on epoxy board 0.01 0.1 1 10 6 6.5 7 7.5 8 ta=75 ta=-25 ta=125 ta=25 ta=150 2/2 2011.02 - rev.a 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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