dimensions in inches and (millimeters) sod-123 dimensions in inches and (millimeters) features low power loss, high efficiency. guard ring construction for transient protection high conductance mechanical data case: sod-123, plastic marking: date code and type code type code: B0520LW marking: sd b0530w mark ing: se b0540w marking: sf weight: 0.01 grams (approx.) maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. maximum ratings type number symbol B0520LW b0530w b0540w units peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 20 30 40 v rms reverse voltage v r(rms) 14 21 28 v average rectified cureent @ t l =100 o c i o 0.5 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 5.5 a power dissipation (note 1) pd 410 mw thermal resistance junction to ambient air (note 1) r ja 244 o c /w operating and storage temperature range t j , t stg -65 to + 125 o c voltage rate of chang dv / dt 1000 v/us electrical characteristics type number symbol B0520LW b0530w b0540w units minimum reverse breakdown voltage ir=250ua ir=200ua ir=20ua v (br) 20 - - - 30 - - - 40 v maximum reverse leakage current (note 2) vr=10v tj=25 o c vr=15v tj=25 o c vr=20v tj=25 o c vr=30v tj=25 o c vr=40v tj=25 o c vr=10v tj=100 o c vr=20v tj=100 o c vr=40v tj=100 o c i r 75 - 250 - - 5.0 8.0 - - 20 - 130 - - - - - - 10 - 20 - 5.0 13 ua ma maximum forward voltage drop (note 2) tj=25 o c if=0.1a tj=25 o c if=0.5a tj=25 o c if=1.0a tj=100 o c if=0.1a tj=100 o c if=0.5a tj=100 o c if=1.0a v f 0.300 0.385 - 0.220 0.330 - 0.375 0.430 - - - - - 0.510 0.620 - 0.460 0.610 v junction capacitance vr=0, f=1.0mhz cj 170 pf notes: 1. valid provided that leads are kept at ambient temperature. 2. pulse test: pulse width = 300us, duty cycle Q2%. 3. dv / dt measured at rated vr. B0520LW,b0530w,b0540w 0.5amp. surface mount schottky barrier rectifiers 0.053(1.35) max. 0.006(0.15) typ. min. 0.010(0.25) min. 0.004(0.10) max. 0.067(1.70) 0.055(1.40) 0.022(0.55) typ. min. 0.152(3.85) 0.140(3.55) 0.112(2.85) 0.100(2.55) http://www.luguang.cn mail:lge@luguang.cn
fig.5- typ. junction capacitance vs reverse voltage v , reverse voltage (v) r c , capacitance (pf) j 0 5 10 15 20 1000 100 10 1 fig.3- typical forward characteristics v , instantaneous forward voltage (v) f i , instantaneous fwd current (a) f 0 0.01 b0540w t=25 c pulse width = 300 s 2% duty cycle j o B0520LW b0530w 0.2 0.4 0.6 0.8 10 0.1 1.0 10 ratings and characteristic curves (B0520LW, b0540w) b0530w, version: b07 fig.6- typical transient thermal characteristics transient thermal impedance. ( c/w) o 1 0.01 0.1 10 100 100 10 1 0.1 pulse duration. (sec) fig.2- maximum non-repetitive peak forward surge current peak forward surge current .(a) 1 2 5 10 20 100 50 number of cycles at 60hz 8.3ms single half sine wave per leg (jedec method) t =t max jj 6 5 4 3 2 1 0 fig.1- forward current derating curve i , average rectified current (a) o terminal temperature ( c) o 0 25 50 75 100 125 150 1.00 0.75 0.50 0.25 0 fig.4- typical reverse characteristics instantaneous reverse current .( a) percent of rated peak reverse voltage. (%) 0 20 40 60 80 100 120 140 100 10 1 0.1 tj=100 c 0 tj=25 c 0 B0520LW,b0530w,b0540w 0.5amp. surface mount schottky barrier rectifiers http://www.luguang.cn mail:lge@luguang.cn
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