schottky barrier diode rb521s-40 ? applications ? dimensions (unit : mm) ? land size figure (unit : mm) rectifying small power ? features 1) ultra small mold type. (emd2) 2) low v f 3) high reliability ? structure ? construction silicon epitaxial planar ? taping dimensions (unit : mm) ? absolute maximum ratings ta=25 symbol unit vrm v v r v io ma i fsm a tj tstg ? electrical characteristic (ta=25? c) symbol min. typ. max. unit conditions 0.16 0.26 0.30 0.31 0.395 0.45 0.41 0.495 0.54 - 3.5 20 -1390 parameter forward voltage v f v i f =10ma i f =100ma i f =200ma reverse current i r a v r =10v v r =40v -kv c=100pf, r=1.5k ? forward and reverse : 1time parameter limits reverse voltage (repetitive peak) esd break down voltage esd 10 - 45 reverse voltage (dc) 40 average retified forward current 200 storage temperature -55 to +150 forward currnt surge peak(60hz/1cyc) 4 junction temperature 150 rohm : emd2 jeita : sc-79 jedec :sod-523 dot (year week factory) 0.120.05 0.60.1 0.30.05 0.80.05 1.20.05 1.60.1 emd2 0.8 1.7 0.6 0.950.06 0 4.00.1 4.00.1 2.00.05 1.50.05 3.50.05 1.750.1 8.00.15 0.20.05 0.760.05 1.260.05 0 0.5 0.6 2.00.05 1.30.06 0 2.450.1 ??? 0.2 1.55 0.05 2.40 0.05 0.90 0.05 0.75 0.05 1.25 ? 0.06 ? 0 1.25 ? 0.06 ? 0 empty pocket 1/3 2011.03 - rev.b data sheet www.rohm.com ? 2011 rohm co., ltd. all rights reserved.
rb521s-40 ? electrical characteristic curves 10 100 1000 0.001 0.1 10 1000 rth(j-a) rth(j-c) 1ms im=1ma i f =20ma 300us time mounted on epoxy board 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 ave:5.60a 0 10 20 30 40 50 60 70 80 90 100 ta=25 v r =40v n=30pcs ave:6.86ua 0.01 0.1 1 10 100 1000 10000 100000 0 102030 ta=125 ta=75 ta=25 ta=-25 ta=150 forward voltage : v f (mv) v f -i f characteristics forward current : if(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 dissipationp r (w) reverse voltage : v r (v) v r -p r characteristics 1 10 100 1000 0 100 200 300 400 500 600 ta=125 ta=75 ta=25 ta=-25 ta=150 470 480 490 500 510 520 ta=25 i f =200ma n=30pcs ave:495.2mv 20 21 22 23 24 25 26 27 28 29 30 ave:27.2pf 0 0.05 0.1 0.15 0.2 0.25 0.3 0 0.1 0.2 0.3 0.4 0 1 2 3 4 5 0 10203040 sin( 180) dc d=1/2 1 10 100 0102030 ta=25 f=1mhz v r =0v n=10pcs f=1mhz 8.3ms ifsm 1cyc dc d=1/2 sin( 180) 2/3 2011.03 - rev.b www.rohm.com ? 2011 rohm co., ltd. all rights reserved. data sheet
rb521s-40 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) 0 0.1 0.2 0.3 0.4 0.5 0 25 50 75 100 125 150 sin( 180) d=1/2 dc t tj=150 d=t/t t v r io v r =20 v 0 a 0v t tj=150 d=t/t t v r io v r =20 v 0 a 0v 3/3 2011.03 - rev.b 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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