2012/06/20 ver.2 page 1 sp n1423 n-channel enhancement mode mosfet description applications the spn1423 is the n- channel logic enhancement mode power field effect transistors are produced using h igh cell density , dmos trench technology. this high density process is especially tailored to minimize on-state resistance. these devices are particularly suited for low volta ge application such as cellular phone and notebook computer power management and other battery powered circuits where high-side switching , and low in- line power loss are needed in a very small outline sur face mount package. power management in note book portable equipment battery powered system dc/dc converter load switch dsc lcd display inverter features pin configuration ( sot-323 ; sc-70 ) part marking 20v/2.8a,r ds(on) = 90m ? @v gs =4.5v 20v/2.2a,r ds(on) = 100m ? @v gs =2.5v super high density cell design for extremely low r ds (on) exceptional on-resistance and maximum dc current capability sot-323 ( scC70 ) package design
2012/06/20 ver.2 page 2 sp n1423 n-channel enhancement mode mosfet pin description pin symbol description 1 g gate 2 s source 3 d drain ordering information part number package part marking spn1423s32rg sot-323 23yw SPN1423S32RGB sot-323 23yw week code : a ~ z( 1 ~ 26 ) ; a ~ z( 27 ~ 52 ) spn1423s32rg : tape reel ; pb C free SPN1423S32RGB : tape reel ; pb C free ; halogen C f ree absoulte maximum ratings (t a =25 unless otherwise noted) parameter symbol typical unit drain-source voltage v dss 20 v gate Csource voltage v gss 12 v t a =25 2.8 continuous drain current(t j =150 ) t a =70 i d 2.2 a pulsed drain current i dm 10 a continuous source current(diode conduction) i s 1.6 a t a =25 1.25 power dissipation t a =70 p d 0.8 w operating junction temperature t j 150 storage temperature range t stg -55/150 thermal resistance-junction to ambient r ja 100 /w
2012/06/20 ver.2 page 3 sp n1423 n-channel enhancement mode mosfet electrical characteristics (t a =25 unless otherwise noted) parameter symbol conditions min. typ max. unit static drain-source breakdown voltage v (br)dss v gs =0v,i d =250ua 20 gate threshold voltage v gs(th) v ds =v gs ,i d =250ua 0.45 1.2 v gate leakage current i gss v ds =0v,v gs =12v 100 na v ds =20v,v gs =0v 1 zero gate voltage drain current i dss v ds =20v,v gs =0v t j =55 10 ua v ds R 5v,v gs =4.5v 5 on-state drain current i d(on) v ds R 5v,v gs =2.5v 4 a v gs =4.5v,i d =2.8a 0.055 0.090 drain-source on-resistance r ds(on) v gs =2.5v,i d =2.2a 0.075 0.100 ? forward transconductance gfs v ds =5v,i d =2.8a 10 s diode forward voltage v sd i s =1.6a,v gs =0v 0.85 1.2 v dynamic total gate charge q g 5.4 10 gate-source charge q gs 0.65 gate-drain charge q gd v ds =10v,v gs =4.5v i d 2.8a 1.4 nc input capacitance c iss 340 output capacitance c oss 115 reverse transfer capacitance c rss v ds =10v,v gs =0v f=1mhz 33 pf t d(on) 12 25 turn-on time t r 36 60 t d(off) 34 60 turn-off time t f v dd =10v,r l =5.5 ? i d 2.8a,v gen =4.5v r g =6 ? 10 25 ns
2012/06/20 ver.2 page 4 sp n1423 n-channel enhancement mode mosfet sot-323 package outline
2012/06/20 ver.2 page 5 sp n1423 n-channel enhancement mode mosfet information provided is alleged to be exact and con sistent. sync power corporation presumes no respon sibility for the penalties of use of such information or for any vio lation of patents or other rights of third parties which may result from its use. no license is granted by allegation or otherwise un der any patent or patent rights of sync power corpo ration. conditions mentioned in this publication are subject to change without notice. this publication surpasses and re places all information previously supplied. sync power corporation produc ts are not authorized for use as critical component s in life support devices or systems without express written approval of sync power corporation. ?the sync power logo is a registered trademark of s ync power corporation ?2004 sync power corporation C printed in taiwan C all rights reserved sync power corporation 7f-2, no.3-1, park street nankang district (nksp), taipei, taiwan 115 phone: 886-2-2655-8178 fax: 886-2-2655-8468 ?http://www.syncpower.com
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