2014. 12. 16 1/6 semiconductor technical data KF3N80F n channel mos field effect transistor revision no : 1 general description this planar stripe mosfet has better characteristics, such as fast switching time, low on resistance, low gate charge and excellentavalanche characteristics. it is mainly suitable for active power factor correction and switching mode power supplies. features h v dss =800v, i d =3a h drain-source on resistance : r ds(on) (max)=4.2 ? @v gs =10v h qg(typ.)=12nc maximum rating (tc=25 ? ) * : drain current limited by maximum junction temperature. g d s pin connection 1. gate2. drain 3. source to-220is (1) a a b b c c d d e e f f g g h h 1.47 max1.47 max j j k k l m l n nn o o q r q r 123 m dim millimeters 10.16 0.2 + _ 15.87 0.2 + _ 2.54 0.2 + _ 0.8 0.1 + _ 3.18 0.1 + _ 0.5 0.1 + _ 3.23 0.1 + _ 13.0 0.5 + _ 2.54 0.2 + _ 4.7 0.2 + _ 6.68 0.2 + _ 2.76 0.2 + _ 3.3 0.1 + _ 12.57 0.2 + _ * single gauge lead frame characteristic symbol rating unit drain-source voltage v dss 800 v gate-source voltage v gss ? 30 v drain current @t c =25 ? i d 3* a @t c =100 ? 1.9* pulsed (note1) i dp 6* single pulsed avalanche energy(note 2) e as 175 mj repetitive avalanche energy(note 1) e ar 4.4 mj peak diode recovery dv/dt(note 3) dv/dt 4.5 v/ns drain power dissipation tc=25 ? p d 32 w derate above 25 ? 0.25 w/ ? maximum junction temperature t j 150 ? storage temperature range t stg -55 q 150 ? thermal characteristics thermal resistance, junction-to-case r thjc 3.9 ? /w thermal resistance, junction-to-ambient r thja 62.5 ? /w downloaded from: http:///
2014. 12. 16 2/6 KF3N80F revision no : 1 electrical characteristics (tc=25 ? ) characteristic symbol test condition min. typ. max. unit static drain-source breakdown voltage bv dss i d =250 a, v gs =0v 800 - - v breakdown voltage temperature coefficient bv dss / t j i d =250 a, referenced to 25 ? - 0.8 - v/ ? drain cut-off current i dss v ds =800v, v gs =0v - - 10 a gate threshold voltage v th v ds =v gs , i d =250 a 2.5 - 4.5 v gate leakage current i gss v gs = ? 30v, v ds =0v - - ? 100 na drain-source on resistance r ds(on) v gs =10v, i d =1.5a - 3.4 4.2 ? dynamic total gate charge q g v ds =480v, i d =3a v gs =10v (note4,5) - 12 - nc gate-source charge q gs - 6 - gate-drain charge q gd - 2 - turn-on delay time t d(on) v dd =400v i d =3a r g =25 ? (note4,5) - 25 - ns turn-on rise time t r - 27 - turn-off delay time t d(off) - 60 - turn-off fall time t f - 30 - input capacitance c iss v ds =25v, v gs =0v, f=1.0mhz - 520 - pf output capacitance c oss - 60 - reverse transfer capacitance c rss - 9 - source-drain diode ratings continuous source current i s v gs KF3N80F 1 marking downloaded from: http:///
2014. 12. 16 3/6 KF3N80F revision no : 1 normalized breakdown voltage bv dss gate - source voltage v gs (v) fig1. i d - v ds drain - source voltage v ds (v) drain current i d (a) 10 0 10 -1 10 1 68 41 0 2 fig2. i d - v gs fig3. bv dss - t j fig4. r ds(on) - i d -100 -50 0.8 0.9 1.21.1 1.0 05 0 100 150 drain current i d (a) drain current i d (a) on - resistance r ds(on) ( ) fig5. i s - v sd 0.4 0.8 1.0 1.2 0.6 1.4 reverse drain current i s (a) 64 3 2 1 0 5 02 13 4 junction temperature tj ( ) c source - drain voltage v sd (v) 10 0 10 -1 10 1 fig6. r ds(on) - t j junction temperature t j ( ) 0 50 -100 -50 100 150 normalized on resistance 0.0 0.5 3.02.5 1.0 1.5 2.0 c v gs =10v i ds = 3a v gs = 0v i ds = 250 25 c 100 c 25 c 100 c 10 0 10 2 10 -1 10 1 10 -1 10 0 10 1 v gs =10v v gs =6v v gs =10v v gs =6v v ds =20v v gs =5v downloaded from: http:///
2014. 12. 16 4/6 KF3N80F revision no : 1 drain current i d (a) gate - charge q g (nc) drain - source voltage v ds (v) 0 1210 62 4 8 14 6 21 0 81 2 4 0 fig8. q g - v gs fig9. safe operation area gate - source voltage v gs (v) 10 1 10 0 10 1 10 2 10 3 10 1 10 -1 10 0 10 0 10 -2 10 2 10 3 i d =3a operation in this area is limited by r ds(on) v ds = 480v t c = 25 t j = 150 single pulse c c dc 10 s 1ms 100 s 10ms fig 7. c - v ds drain - source voltage v ds (v) capacitance (pf) 0 1 02 03 04 0 c rss c oss c iss time ( sec ) fig10. transient thermal response curve transient thermal resistance ( c/w) 10 -5 10 -3 10 -2 10 -1 10 0 10 1 10 -4 10 -2 10 0 10 -1 10 1 duty=0 . 5 single p u l se 0.05 0.02 0.2 0.01 0 .1 - duty factor, d= t 1 /t 2 - r thjc = 3.9 c/w max t 1 t 2 p dm downloaded from: http:///
2014. 12. 16 5/6 KF3N80F revision no : 1 fig11. gate charge i d i d v ds v gs v gs v ds v gs 1.0 ma fast recovery diode 10v 10 v 25 r l q g q gd q gs q t p fig13. resistive load switching fig12. single pulsed avalanche energy v ds (t) i d (t) v ds v gs 10 v 25 l time e as = li as 2 bv dss - v dd bv dss 12 v dd i as bv dss v ds v gs t r t d(off) t off t d(on) t on t f 10% 90% 50v 0.5 v dss downloaded from: http:///
2014. 12. 16 6/6 KF3N80F revision no : 1 fig14. source - drain diode reverse recovery and dv /dt i f i s v ds v sd i sd (dut) v ds (dut) v gs 10v driver dut body diode recovery dv/dt body diode forword voltage drop body diode forword current body diode reverse current di/dt v dd i rm 0.8 v dss downloaded from: http:///
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