schottky barrier diode RB521SM-30 l applications l dimensions (unit : mm) l land size figure (unit : mm) small current rectification l features 1)ultra small mold type. (emd2) 2)low v f 3)high reliability l construction silicon epitaxial l structure l taping specifications (unit : mm) l absolute maximum ratings (ta=25c) symbol unit v r v io ma i fsm a tj c tstg c l electrical characteristics (ta=25c) symbol min. typ. max. unit conditions v f1 - - 0.47 v i f =200ma v f2 - - 0.41 v i f =100ma i r - - 30 a v r =10v parameter limits reverse voltage (dc) 30 average rectified forward current 200 parameter forward voltage reverse current forward current surge peak (60hz ? 1cyc) 1 junction temperature 150 storage temperature - 40 to + 150 emd2 0.8 1.7 0.6 rohm : emd2 jeita : sc - 79 jedec :sod - 523 dot (year week factory) 1/3 2011.06 - rev.a data sheet www.rohm.com ? 2011 rohm co., ltd. all rights reserved. 0.120.05 0.60.1 0.30.05 0.80.05 1.20.05 1.60.1
RB521SM-30 0 5 10 1 10 100 t ifsm 0 5 10 1 10 100 8.3ms ifsm 1cyc 8.3ms 0 5 10 15 20 25 30 35 40 45 50 ta=25 v r =10v n=30pcs ave:4.775ua 400 410 420 430 440 450 ta=25 i f =200ma n=10pcs ave:421.0mv 0.1 1 10 100 1000 0 100 200 300 400 500 ta=125 ta=75 ta=25 ta= - 25 10 100 1000 0.001 0.1 10 1000 rth(j - a) rth(j - c) mounted on epoxy board 0 0.05 0.1 0.15 0.2 0 0.1 0.2 0.3 0.4 0.5 0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 sin( 180) d=1/2 dc 1 10 100 0 5 10 15 20 25 26 27 28 29 30 31 32 33 34 35 ave:29.58pf 0 5 10 15 20 ave:5.60a 0.01 0.1 1 10 100 1000 10000 0 10 20 30 ta=125 ta=75 ta=25 ta= - 25 forward voltage v f (mv) v f - i f characteristics forward current:i f (ma) reverse current:i r (ua) reverse voltage v r (v) v r - i r characteristics capacitance between terminals:ct(pf) reverse voltage:v r (v) v r - ct characteristics v f dispersion map forward voltage:v f (mv) reverse current:v r (ua) i r dispersion map capacitance between terminals:ct(pf) ct dispersion map i fsm dispersion map peak surge forward current:i fsm (a) peak surge forward current:i fsm (a) number of cycles i fsm - cycle characteristics peak surge forward current:i fsm (a) time:t(ms) i fsm - t characteristics time:(s) rth - t characteristics transient thaermal impedance:rth ( /w) forward power dissipation:pf(w) average rectified forward current io(a) io - p characteristics reverse power dissipation : p r (w) reverse voltage v r (v) v r - p r characteristics ta=25 f=1mhz v r =0v n=10pcs f=1mhz 8.3ms ifsm 1cyc dc d=1/2 sin( 180) 2/3 2011.06 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
RB521SM-30 0 0.1 0.2 0.3 0.4 0.5 0 25 50 75 100 125 150 0 0.1 0.2 0.3 0.4 0.5 0 25 50 75 100 125 150 sin( 180) d=1/2 dc ambient temperature ta( ) derating curve (io - ta) average rectified forward current : io(a) average rectified forward current : io(a) case temparature tc( ) derating curve (io - tc) sin( 180) d=1/2 dc t tj=150 d=t/t t v r io v r =15v 0a 0v t tj=150 d=t/t t v r io v r =15v 0a 0v 3/3 2011.06 - rev.a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
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