ultra low capacitance esd protection diode RSAC18CS l applications l dimensions (unit : mm) l land size figure (unit : mm) esd protection l features 1)ultra small mold type.(vmn2) 2)low capacitance. 3)high reliability. 4)bi chip-mounter,automatic mounting is possible. l structure l construction silicon epitaxial planer l absolute maximum ratings (ta=25 ? c) symbol unit p mw tj ? c tstg ? c l electrical characteristics (ta=25 ? c) symbol min. typ. max. unit v z 18.20 - 19.35 v i z =2ma i r - - 0.1 na v r =13v ct - 0.3 - pf v r =0v , f=1mhz *1) zener voltage (v z ) shall be measured at 40ms after loading current. *2) electrical characteristic assurance is just only zener direction. storage temperature - 55 to + 150 l taping dimensions (unit : mm) parameter limits power dissipation 100 junction temperature 150 parameter conditions zener voltage reverse current capacitance between terminals vmn2 rohm : vmn2 dot (year week factory) 1/3 2011.10 - rev.a data sheet www.rohm.com ? 2011 rohm co., ltd. all rights reserved. 0.55 0.5 0.45 0.45 0.160.05 0.370.03 0.60.05 0.350.1 0.90.05 1.00.05 0.156 0.70.05 4.00.1 20.05 0.5 40.1 20.05 1.55 1.750.1 8.00.2 3.50.05 1.10.05 0.20.05 0.52
RSAC18CS 0.01 0.1 1 10 10 15 20 25 ta=150 c ta=75 c ta=25 c ta=125 c zener current:iz(ma) zener voltage:vz(v) vz - iz characteristics 0.1 1 10 100 1000 10000 0 5 10 15 ta=125 c ta=25 c ta=75 c ta=150 c reverse voltage v r (v) v r - i r characteristics reverse current:i r (pa) 0.1 1 10 0 1 2 3 4 5 6 capacitance between terminals:ct(pf) reverse voltage:v r (v) v r - ct characteristics f=1mhz 15 16 17 18 19 20 vz dispersion map zener voltage:vz( ) ave:18.66v ta=25 c i z =2ma n=30pcs 10 100 i r dispersion map ta=25 c v r =13v n=30pcs ave:16.29pa reverse current:i r (pa) 0 0.1 0.2 0.3 0.4 0.5 ct dispersion map capacitance between terminals:ct(pf) ave:0.31pf ta=25 c f=1mhz v r =0v n=10pcs 2/3 2011.10 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
RSAC18CS 10 100 1000 10000 0.1 1 10 zener current(ma) zz - iz characteristics dynamic impedance:zz( ) 10 100 1000 0.001 0.01 0.1 1 10 100 1000 rth(j - a) rth(j - c) on glass - epoxy substrate transient thermal impedance:rth ( r c /w) time:t(s) rth - t characteristics 0 5 10 15 20 25 30 c=200pf r=0 c=150pf r=330 c=100pf r=1.5k no break at 30kv ave 0.96kv electrostatic discharge test esd(kv) esd dispersion map 3/3 2011.10 - 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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