sbt1820 sbt1845 sbt1820 sbt1845 schottky barrier rectifiers C single diode schottky-barrier-gleichrichter C einzeldiode version 2013-05-07 dimensions - ma?e [mm] nominal current C nennstrom 18 a repetitive peak reverse voltage periodische spitzensperrspannung 20...45 v plastic case C kunststoffgeh?use to-220ac weight approx. C gewicht ca. 1.8 g plastic material has ul classification 94v-0 geh?usematerial ul94v-0 klassifiziert standard packaging in tubes standard lieferform in stangen green molding halogen-free 1 typical applications typische anwendungen bypass diodes C b est trade-off between v f and i r 2 ) free-wheeling diodes high frequent output rectification bypass-dioden C o ptimales v f und i r 2 ) freilaufdioden hochfrequenz-ausgangsgleichrichtung maximum ratings and characteristics grenz- und kennwerte type typ repetitive / surge peak reverse voltage periodische- / spitzen-sperrspannung v rrm [v] / v rsm [v] forward voltage durchlass-spannung v f [v] t j = 125c forward voltage durchlass-spannung v f [v] t j = 25c i f = 5 a i f = 5 a i f = 18 a sbt1820 20 typ. 0.33 < 0.50 < 0.58 sbt1830 30 typ. 0.33 < 0.50 < 0.58 SBT1840 40 typ. 0.33 < 0.50 < 0.58 sbt1845 45 typ. 0.33 < 0.50 < 0.58 max. average forward rectified current, r-load dauergrenzstrom in einwegschaltung mit r-last t c = 100c i fav 18 a repetitive peak forward current periodischer spitzenstrom f > 15 hz i frm 55 a 1 ) peak forward surge current, 50/60 hz half sine-wave sto?strom fr eine 50/60 hz sinus-halbwelle sbt1820... sbt1845 t a = 25c i fsm 280/320 a rating for fusing, t < 10 ms grenzlastintegral, t < 10 ms t a = 25c i 2 t 390 a 2 s junction temperature C sperrschichttemperatur in dc forward mode C bei gleichstrom-durchlassbetrieb t j t j -50...+150c 200c 1 from 4q/2011 C ab 4q/2011 2 for more details, ask for the diotec application note reliability of bypass diodes weitere infos in der diotec applikationsschrift ?reliability of bypass diodes 1 max. temperature of the case t c = 100c C max. temperatur des geh?uses t c = 100c ? diotec semiconductor ag http://www.diotec.com/ 1 4 3 1 type typ 5.08 0.1 0.8 0.2 1.3 0.1 10.1 0.3 3 . 9 0 . 3 2 . 8 0 . 3 1 3 . 9 0 . 3 1 4 . 9 0 . 7 ? 0.2 3.8 1.2 0.2 0.42 0.1 4.5 0.2 2.67 0.2 8 . 7 0 . 3 4 3 1
sbt1820 sbt1845 characteristics kennwerte leakage current sperrstrom t j = 25c t j = 100c v r = v rrm v r = v rrm i r i r < 500 a < 20 ma thermal resistance junction to case w?rme widerstand sperrschicht C geh?use r thc < 1.5 k/w 2 http://www.diotec.com/ ? diotec semiconductor ag 120 100 80 60 40 20 0 [%] i fav rated forward current vs. temp. of the case in abh. v. d. temp. des geh?uses zul. richtstrom [c] t c 150 100 50 0 forward characteristics (typical values) durchlasskennlinien (typische werte) t = 125c j 10 10 1 10 10 2 -1 -2 [a] i f 0 v f 0.4 0.6 [v] 1.0 t = 25c j 10 10 1 10 2 1 -2 10 -1 [ma] i r 0 v rrm 40 60 80 100 [%] typ. instantaneous leakage current vs. rev. voltage typ. sperrstrom (augenblickswert) . sperrspannung t = 25c j t = 100c j t = 125c j t = 75c j t = 50c j t = 150c j
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