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| hexfet power mosfet benefits improved gate, avalanche and dynamic dv/dt ruggedness fully characterized capacitance and avalanche soa enhanced body diode dv/dt and di/dt capability lead-free halogen-free fig 1. typical on-resistance vs. gate voltage fig 2. maximum drain current vs. case temperature applications brushed motor drive applications bldc motor drive applications battery powered circuits half-bridge and full-bridge topologies synchronous rectifier applications resonant mode power supplies or-ing and redundant power switches dc/dc and ac/dc converters dc/ac inverters gds gate drain source 25 50 75 100 125 150 175 t c , case temperature (c) 0 50 100 150 200 250 i d , d r a i n c u r r e n t ( a ) limited by package 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 v gs , gate-to-source voltage (v) 0 1 2 3 4 5 6 r d s ( o n ) , d r a i n - t o - s o u r c e o n r e s i s t a n c e ( m ) t j = 25c t j = 125c i d = 100a d s g d s g d 2 pak irfs7437pbf to-262 irfsl7437pbf s d g d v dss 40v r ds(on) typ. 1.4m . 1. i d (silicon limited) 250a i d (package limited) 195a form quantity irfsl7437pbf to-262 tube 50 irfsl7437pbf irfs7437pbf d2pak tube 50 irfs7437pbf irfs7437pbf d2pak tape and reel left 800 irfs7437trlpbf base part number package type orderable part number standard pack calculated continuous current based on maximum allowable junction temperature. bond wire current limit is 195a. note that current limitations arising from heating of the device leads may occur with some lead mounting arrangements. repetitive rating; pulse width limited by max. junction temperature. limited by t jmax , starting t j = 25c, l = 0.069mh r g = 50 , i as = 100a, v gs =10v. i sd 100a, di/dt 1166a/ s, v dd v (br)dss , t j 175c. pulse width 400 s; duty cycle 2%. c oss eff. (tr) is a fixed capacitance that gives the same charging time as c oss while v ds is rising from 0 to 80% v dss . c oss eff. (er) is a fixed capacitance that gives the same energy as c oss while v ds is rising from 0 to 80% v dss . limited by t jmax starting t j = 25c, l= 1mh, r g = 50 , i as = 40a, v gs =10v. absolute maximum ratings symbol parameter units i d @ t c = 25c continuous drain current, v gs @ 10v (silicon limited) i d @ t c = 100c continuous drain current, v gs @ 10v (silicon limited) i d @ t c = 25c continuous drain current, v gs @ 10v (wire bond limited) i dm pulsed drain current p d @t c = 25c maximum power dissipation w linear derating factor w/c v gs gate-to-source voltage v dv/dt peak diode recovery v/ns t j operating junction and t st g storage temperature range soldering temperature, for 10 seconds (1.6mm from case) mounting torque, 6-32 or m3 screw avalanche characteristics e as (thermally limited) single pulse avalanche energy mj e as (thermally limited) single pulse avalanche energy i ar avalanche current a e ar repetitive avalanche energy mj thermal resistance symbol parameter typ. max. units r ??? 0.65 r ??? 40 c/w a c 300 350 see fig. 14, 15, 22a, 22b 230 3.0 802 -55 to + 175 20 1.5 10lbf in (1.1n m) max. 250 180 1000 195 static @ t j = 25c (unless otherwise specified) symbol parameter min. typ. max. units v (br)dss drain-to-source breakdown voltage 40 ??? ??? v v (br)dss / t j breakdown voltage temp. coefficient ??? 0.029 ??? v/c r ds(on) static drain-to-source on-resistance ??? 1.4 1.8 ??? 2.0 ??? v gs(th) gate threshold voltage 2.2 3.0 3.9 v i dss drain-to-source leakage current ??? ??? 1.0 a ??? ??? 150 i gss gate-to-source forward leakage ??? ??? 100 na gate-to-source reverse leakage ??? ??? -100 r g internal gate resistance ??? 2.2 ??? conditions v gs = 0v, i d = 250 a reference to 25c, i d = 1ma v gs = 10v, i d = 100a v gs = 6.0v, i d = 50a v ds = v gs , i d = 150 a v ds = 40v, v gs = 0v v ds = 40v, v gs = 0v, t j = 125c v gs = 20v v gs = -20v m d s g dynamic @ t j = 25c (unless otherwise specified) symbol parameter min. typ. max. units gfs forward transconductance 160 ??? ??? s q g total gate charge ??? 150 225 nc q gs gate-to-source charge ??? 41 ??? q gd gate-to-drain ("miller") charge ??? 51 ??? q sync total gate charge sync. (q g - q gd ) ??? 99 ??? t d(on) turn-on delay time ??? 19 ??? ns t r rise time ??? 70 ??? t d(off) turn-off delay time ??? 78 ??? t f fall time ??? 53 ??? c iss input capacitance ??? 7330 ??? pf c oss output capacitance ??? 1095 ??? c rss reverse transfer capacitance ??? 745 ??? c oss eff. (er) effective output capacitance (energy related) ??? 1310 ??? c oss eff. (tr) effective output capacitance (time related) ??? 1735 ??? diode characteristics symbol parameter min. typ. max. units i s continuous source current ??? ??? 250 a (body diode) i sm pulsed source current ??? ??? 1000 a (body diode) v sd diode forward voltage ??? 1.0 1.3 v t rr reverse recovery time ??? 30 ??? ns t j = 25c v r = 34v, ??? 30 ??? t j = 125c i f = 100a q rr reverse recovery charge ??? 24 ??? nc t j = 25c di/dt = 100a/ s ??? 25 ??? t j = 125c i rrm reverse recovery current ??? 1.3 ??? a t j = 25c t on forward turn-on time intrinsic turn-on time is negligible (turn-on is dominated by ls+ld) conditions v gs = 10v v dd = 20v i d = 100a, v ds =20v, v gs = 10v conditions v ds = 10v, i d = 100a i d = 100a v ds =20v t j = 25c, i s = 100a, v gs = 0v integral reverse p-n junction diode. mosfet symbol showing the v gs = 0v, v ds = 0v to 32v v gs = 10v v gs = 0v v ds = 25v ? = 1.0 mhz, see fig. 5 v gs = 0v, v ds = 0v to 32v , see fig. 11 i d = 30a r g = 2.7 fig 3. typical output characteristics fig 5. typical transfer characteristics fig 6. normalized on-resistance vs. temperature fig 4. typical output characteristics fig 8. typical gate charge vs. gate-to-source voltage fig 7. typical capacitance vs. drain-to-source voltage 0.1 1 10 100 v ds , drain-to-source voltage (v) 1 10 100 1000 i d , d r a i n - t o - s o u r c e c u r r e n t ( a ) vgs top 15v 10v 8.0v 7.0v 6.0v 5.5v 5.0v bottom 4.5v 60 s pulse width tj = 25c 4.5v 0.1 1 10 100 v ds , drain-to-source voltage (v) 10 100 1000 i d , d r a i n - t o - s o u r c e c u r r e n t ( a ) vgs top 15v 10v 8.0v 7.0v 6.0v 5.5v 5.0v bottom 4.5v 60 s pulse width tj = 175c 4.5v -60 -40 -20 0 20 40 60 80 100 120 140 160 180 t j , junction temperature (c) 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 r d s ( o n ) , d r a i n - t o - s o u r c e o n r e s i s t a n c e ( n o r m a l i z e d ) i d = 100a v gs = 10v 1 10 100 v ds , drain-to-source voltage (v) 100 1000 10000 100000 c , c a p a c i t a n c e ( p f ) v gs = 0v, f = 1 mhz c iss = c gs + c gd , c ds shorted c rss = c gd c oss = c ds + c gd c oss c rss c iss 0 40 80 120 160 200 q g total gate charge (nc) 0 2 4 6 8 10 12 14 v g s , g a t e - t o - s o u r c e v o l t a g e ( v ) v ds = 32v v ds = 20v i d = 100a 3 4 5 6 7 8 v gs , gate-to-source voltage (v) 1.0 10 100 1000 i d , d r a i n - t o - s o u r c e c u r r e n t ( a ) t j = 25c t j = 175c v ds = 10v 60 s pulse width fig 10. maximum safe operating area fig 11. drain-to-source breakdown voltage fig 9. typical source-drain diode forward voltage fig 12. typical c oss stored energy fig 13. typical on-resistance vs. drain current 0.0 0.5 1.0 1.5 2.0 2.5 v sd , source-to-drain voltage (v) 0.1 1 10 100 1000 i s d , r e v e r s e d r a i n c u r r e n t ( a ) t j = 25c t j = 175c v gs = 0v -60 -40 -20 0 20 40 60 80 100 120 140 160 180 t j , temperature ( c ) 40 42 44 46 48 50 v ( b r ) d s s , d r a i n - t o - s o u r c e b r e a k d o w n v o l t a g e ( v ) id = 1.0ma 0 10 20 30 40 50 v ds, drain-to-source voltage (v) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 e n e r g y ( j ) 0.1 1 10 v ds , drain-tosource voltage (v) 0.1 1 10 100 1000 i d , d r a i n - t o - s o u r c e c u r r e n t ( a ) tc = 25c tj = 175c single pulse 1msec 10msec 100 sec dc operation in this area limited by r ds (on) limited by package 0 100 200 300 400 500 i d , drain current (a) 1 2 3 4 5 6 7 8 r d s ( o n ) , d r a i n - t o - s o u r c e o n r e s i s t a n c e ( m ) v gs = 5.5v v gs = 6.0v v gs = 7.0v vgs = 8.0v vgs = 10v ! fig 14. maximum effective transient thermal impedance, junction-to-case fig 15. typical avalanche current vs.pulsewidth fig 16. maximum avalanche energy vs. temperature notes on repetitive avalanche curves , figures 14, 15: (for further info, see an-1005 at www.irf.com) 1. avalanche failures assumption: purely a thermal phenomenon and failure occurs at a temperature far in excess of t jmax . this is validated for every part type. 2. safe operation in avalanche is allowed as long ast jmax is not exceeded. 3. equation below based on circuit and waveforms shown in figures 22a, 22b. 4. p d (ave) = average power dissipation per single avalanche pulse. 5. bv = rated breakdown voltage (1.3 factor accounts for voltage increase during avalanche). 6. i av = allowable avalanche current. 7. t = allowable rise in junction temperature, not to exceed t jmax (assumed as 25c in figure 14, 15). t av = average time in avalanche. d = duty cycle in avalanche = t av f z thjc (d, t av ) = transient thermal resistance, see figures 13) p d (ave) = 1/2 ( 1.3bvi av ) = t/ z thjc i av = 2 t/ [1.3bvz th ] e as (ar) = p d (ave) t av 1e-006 1e-005 0.0001 0.001 0.01 0.1 t 1 , rectangular pulse duration (sec) 0.0001 0.001 0.01 0.1 1 t h e r m a l r e s p o n s e ( z t h j c ) 0.20 0.10 d = 0.50 0.02 0.01 0.05 single pulse ( thermal response ) notes: 1. duty factor d = t1/t2 2. peak tj = p dm x zthjc + tc 1.0e-06 1.0e-05 1.0e-04 1.0e-03 1.0e-02 1.0e-01 tav (sec) 1 10 100 1000 a v a l a n c h e c u r r e n t ( a ) allowed avalanche current vs avalanche pulsewidth, tav, assuming ? j = 25c and tstart = 150c. (single pulse) allowed avalanche current vs avalanche pulsewidth, tav, assuming tj = 150c and tstart =25c (single pulse) 25 50 75 100 125 150 175 starting t j , junction temperature (c) 0 50 100 150 200 250 300 350 e a r , a v a l a n c h e e n e r g y ( m j ) top single pulse bottom 1% duty cycle i d = 100a " #$%& '%(' ) fig 17. threshold voltage vs. temperature #$%& (*' ) #$%& '%(' ) #$%& (*' ) -75 -50 -25 0 25 50 75 100 125 150 175 t j , temperature ( c ) 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 v g s ( t h ) , g a t e t h r e s h o l d v o l t a g e ( v ) i d = 150 a i d = 1.0ma i d = 1.0a 0 200 400 600 800 1000 di f /dt (a/ s) 0 2 4 6 8 10 i r r ( a ) i f = 100a v r = 34v t j = 25c t j = 125c 0 200 400 600 800 1000 di f /dt (a/ s) 0 2 4 6 8 10 i r r ( a ) i f = 60a v r = 34v t j = 25c t j = 125c 0 200 400 600 800 1000 di f /dt (a/ s) 0 20 40 60 80 100 120 140 q r r ( n c ) i f = 60a v r = 34v t j = 25c t j = 125c 0 200 400 600 800 1000 di f /dt (a/ s) 0 20 40 60 80 100 120 140 q r r ( n c ) i f = 100a v r = 34v t j = 25c t j = 125c + fig 24a. switching time test circuit fig 24b. switching time waveforms fig 23b. unclamped inductive waveforms fig 23a. unclamped inductive test circuit t p v (br)dss i as r g i as 0.01 t p d.u.t l v ds + - v dd driver a 15v 20v v gs fig 25a. gate charge test circuit fig 25b. gate charge waveform vds vgs id vgs(th) qgs1 qgs2 qgd qgodr fig 22. , '% ') $( for n-channel hexfet power mosfets ? ? ? p.w. period di/dt diode recovery dv/dt ripple 5% body diode forward drop re-applied voltage reverse recovery current body diode forward current v gs =10v v dd i sd driver gate drive d.u.t. i sd waveform d.u.t. v ds waveform inductor curent d = p. w . period - !" # $%#&'&% - + - + + + - - - ? ! ? " #$## ? % & & ? #$##' $ d.u.t. v ds i d i g 3ma v gs .3 f 50k .2 f 12v current regulator same type as d.u.t. current sampling resistors + - v ds 90% 10% v gs t d(on) t r t d(off) t f ( ) 1 * % 0.1 % ' ( + - . irfs7437 irfs7437 pyww? ywwp assembly lot code international rectifier logo date code p = lead-free y = last digit of year ww = work week ? = assembly site code lc lc part number or assembly lot code international rectifier logo date code y = last digit of year ww = work week p = lead-free lc lc part number to-262 part marking information to-262 package outline dimensions are shown in millimeters (inches) irfsl7437 pyww? irfsl7437 ywwp assembly lot code international rectifier logo date code p = lead-free y = last digit of year ww = work week ? = assembly site code part number or date code y = last digit of year ww = work week p = lead-free lc lc assembly lot code international rectifier logo part number lc lc ! 3 4 4 trr feed direction 1.85 (.073) 1.65 (.065) 1.60 (.063) 1.50 (.059) 4.10 (.161) 3.90 (.153) trl feed direction 10.90 (.429) 10.70 (.421) 16.10 (.634) 15.90 (.626) 1.75 (.069) 1.25 (.049) 11.60 (.457) 11.40 (.449) 15.42 (.609) 15.22 (.601) 4.72 (.136) 4.52 (.178) 24.30 (.957) 23.90 (.941) 0.368 (.0145) 0.342 (.0135) 1.60 (.063) 1.50 (.059) 13.50 (.532) 12.80 (.504) 330.00 (14.173) max. 27.40 (1.079) 23.90 (.941) 60.00 (2.362) min. 30.40 (1.197) max. 26.40 (1.039) 24.40 (.961) notes : 1. comforms to eia-418. 2. controlling dimension: millimeter. 3. dimension measured @ hub. 4. includes flange distortion @ outer edge. / 0 12 &2)) )& # )%) //3*4 * %' ' 4 , % &' 2&2 ) # )&) ///5&& ' 677( & ir world headquarters: 101 n. sepulveda blvd., el segundo, california 90245, usa to contact international rectifier, please visit http://www.irf.com/whoto-call/ d2pak to-262 rohs c ompliant (per jedec jesd47f ??? guidelines) yes qualification information ? industrial ?? qualification level ms l1 (per je de c j-s t d-020d ??? ) moisture sensitivity level revision history date comment ? updated data sheet based on corporate template. ? updated typo on the fig.19 and fig.21, unit of y-axis from "a" to "nc" on page7. ? updated package outline and part marking on page 9 & 10. ? updated e as (l =1mh) = 802mj on page 2 ? updated note 9 ?limited by t jmax , starting t j = 25c, l = 1mh, r g = 50 , i as = 40a, v gs =10v?. on page 2 4/30/2014 1/6/2015 |
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