![]() |
|
If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
Datasheet File OCR Text: |
www.irf.com 1 hexfet ? power mosfet v dss = 55v r ds(on) = 11m ? i d = 42a specifically designed for automotive applications,this hexfet ? power mosfet utilizes the latest processing techniques to achieve extremely lowon-resistance per silicon area. additional features of this design are a 175c junction operating temperature, fast switching speed and improved repetitive avalanche rating . these features com- bine to make this design an extremely efficient and reliable device for use in automotive applications and a wide variety of other applications. s d g description advanced process technology ultra low on-resistance 175c operating temperature fast switching repetitive avalanche allowed up to tjmax features d-pak irfr48z i-pak irfu48z automotive mosfet pd - 96924 irfr48zirfu48z absolute maximum ratings 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 a i d @ t c = 25c continuous drain current, v gs @ 10v (package limited) i dm pulsed drain current p d @t c = 25c power dissipation w linear derating factor w/c v gs gate-to-source voltage v e as (thermally limited) single pulse avalanche energy mj e as (tested ) single pulse avalanche energy tested value i ar avalanche current a e ar repetitive avalanche energy mj t j operating junction and t stg storage temperature range c soldering temperature, for 10 seconds mounting torque, 6-32 or m3 screw thermal resistance parameter typ. max. units r jc junction-to-case CCC 1.64 r ja junction-to-ambient (pcb mount) CCC 40 c/w r ja junction-to-ambient CCC 110 -55 to + 175 300 (1.6mm from case ) 10 lbf in (1.1n m) 91 0.61 20 max. 62 44 250 42 110 74 see fig.12a, 12b, 15, 16 downloaded from: http:/// 2 www.irf.com s d g el ectr i ca l ch aracter i st i cs @ t j = 2 5 c ( un l ess ot h erw i se spec ifi e d) parameter min. typ. max. units v (br)dss drain-to-source breakdown voltage 55 CCC CCC v ? v (br)dss / ? t j breakdown voltage temp. coefficient CCC 0.054 CCC v/c r ds(on) static drain-to-source on-resistance CCC 8.86 11 m ? v gs(th) gate threshold voltage 2.0 CCC 4.0 v gfs forward transconductance 120 CCC CCC s i dss drain-to-source leakage current CCC CCC 20 a CCC CCC 250 i gss gate-to-source forward leakage CCC CCC 200 na gate-to-source reverse leakage CCC CCC -200 q g total gate charge CCC 40 60 q gs gate-to-source charge CCC 11 CCC nc q gd gate-to-drain ("miller") charge CCC 15 CCC t d(on) turn-on delay time CCC 15 CCC t r rise time CCC 61 CCC t d(off) turn-off delay time CCC 40 CCC ns t f fall time CCC 35 CCC l d internal drain inductance CCC 4.5 CCC between lead, nh 6mm (0.25in.) l s internal source inductance CCC 7.5 CCC from package and center of die contact c iss input capacitance CCC 1720 CCC c oss output capacitance CCC 290 CCC c rss reverse transfer capacitance CCC 160 CCC pf c oss output capacitance CCC 1000 CCC c oss output capacitance CCC 230 CCC c oss eff. effective output capacitance CCC 360 CCC source-drain ratin g s and characteristics parameter min. typ. max. units i s continuous source current CCC CCC 37 (body diode) a i sm pulsed source current CCC CCC 250 (body diode) v sd diode forward voltage CCC CCC 1.3 v t rr reverse recovery time CCC 20 40 ns q rr reverse recovery charge CCC 14 28 nc t on forward turn-on time intrinsic turn-on time is negligible (turn-on is dominated by ls+ld) v gs = 20v v gs = -20v v ds = 44v v ds = 25v, i d = 37a i d = 37a conditions v gs = 10v v gs = 0v v ds = 25v ? = 1.0mhz v gs = 0v, v ds = 1.0v, ? = 1.0mhz v gs = 0v, v ds = 44v, ? = 1.0mhz v gs = 0v, v ds = 0v to 44v mosfet symbol showing the integral reverse p-n junction diode. t j = 25c, i s = 37a, v gs = 0v t j = 25c, i f = 37a, v dd = 28v di/dt = 100a/s conditions v gs = 0v, i d = 250a reference to 25c, i d = 1ma v gs = 10v, i d = 37a v ds = v gs , i d = 50a v ds = 55v, v gs = 0v v ds = 55v, v gs = 0v, t j = 125c v gs = 10v v dd = 28v i d = 37a r g = 12 ? downloaded from: http:/// www.irf.com 3 fig 2. typical output characteristics fig 1. typical output characteristics fig 3. typical transfer characteristics fig 4. typical forward transconductance vs. drain current 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 60s pulse width tj = 25c 4.5v 2 4 6 8 10 12 v gs , gate-to-source 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 ( ) t j = 25c t j = 175c v ds = 25v 60s pulse width 0 2 04 06 08 0 i d ,drain-to-source current (a) 0 10 20 30 40 50 60 g f s , f o r w a r d t r a n s c o n d u c t a n c e ( s ) t j = 25c t j = 175c v ds = 10v 380s pulse width 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 ) 4.5v 60s pulse width tj = 175c vgs top 15v 10v 8.0v 7.0v 6.0v 5.5v 5.0v bottom 4.5v downloaded from: http:/// 4 www.irf.com fig 8. maximum safe operating area fig 6. typical gate charge vs. gate-to-source voltage fig 5. typical capacitance vs. drain-to-source voltage fig 7. typical source-drain diode forward voltage 1 10 100 v ds , drain-to-source voltage (v) 100 1000 10000 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 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 v sd , source-to-drain voltage (v) 0.10 1.00 10.00 100.00 1000.00 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 0 1 02 03 04 05 06 0 q g total gate charge (nc) 0 4 8 12 16 20 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 = 44v vds= 28v vds= 11v i d = 37a 1 10 100 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 operation in this area limited by r ds (on) 100sec dc downloaded from: http:/// www.irf.com 5 fig 11. maximum effective transient thermal impedance, junction-to-case fig 9. maximum drain current vs. case temperature fig 10. normalized on-resistance vs. temperature 1e-006 1e-005 0.0001 0.001 0.01 0.1 t 1 , rectangular pulse duration (sec) 0.001 0.01 0.1 1 10 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 ri (c/w) i (sec) 0.7206 0.0003260.6009 0.001810 0.3175 0.014886 j j 1 1 2 2 3 3 r 1 r 1 r 2 r 2 r 3 r 3 c ci i / ri ci= i / ri -60 -40 -20 0 20 40 60 80 100 120 140 160 180 t j , junction temperature (c) 0.5 1.0 1.5 2.0 2.5 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 = 37a v gs = 10v 25 50 75 100 125 150 175 t c , case temperature (c) 0 10 20 30 40 50 60 70 i d , d r a i n c u r r e n t ( a ) limited by package downloaded from: http:/// 6 www.irf.com q g q gs q gd v g charge fig 13b. gate charge test circuit fig 13a. basic gate charge waveform fig 12c. maximum avalanche energy vs. drain current fig 12b. unclamped inductive waveforms fig 12a. unclamped inductive test circuit t p v (br)dss i as fig 14. threshold voltage vs. temperature r g i as 0.01 ? t p d.u.t l v ds + - v dd driver a 15v 20v v gs 1k vcc dut 0 l -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 5.0 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 = 1.0a i d = 50a i d = 150a i d = 250a i d = 1.0ma 25 50 75 100 125 150 175 starting t j , junction temperature (c) 0 50 100 150 200 250 300 e a s , s i n g l e p u l s e a v a l a n c h e e n e r g y ( m j ) i d top 4.3a 6.3a bottom 37a downloaded from: http:/// www.irf.com 7 fig 15. typical avalanche current vs.pulsewidth fig 16. maximum avalanche energy vs. temperature notes on repetitive avalanche curves , figures 15, 16:(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 12a, 12b. 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 15, 16). t av = average time in avalanche. d = duty cycle in avalanche = t av f z thjc (d, t av ) = transient thermal resistance, see figure 11) 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 1.0e-06 1.0e-05 1.0e-04 1.0e-03 1.0e-02 1.0e-01 tav (sec) 0.1 1 10 100 1000 a v a l a n c h e c u r r e n t ( a ) 0.05 duty cycle = single pulse 0.10 allowed avalanche current vs avalanche pulsewidth, tav assuming ? tj = 25c due to avalanche losses 0.01 25 50 75 100 125 150 175 starting t j , junction temperature (c) 0 20 40 60 80 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 = 37a downloaded from: http:/// 8 www.irf.com fig 17. ! " for n-channel hexfet power mosfets ? ? ? p.w. period di/dt diode recovery dv/dt ripple 5% body diode forward drop re-appliedvoltage reverserecovery 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 # # + - + + + - - - ? ? !"!! ? # $$ ? !"!!%" v ds 90%10% v gs t d(on) t r t d(off) t f &' 1 ( # 0.1 % + - fig 18a. switching time test circuit fig 18b. switching time waveforms downloaded from: http:/// www.irf.com 9 6.73 (.265) 6.35 (.250) - a - 4 1 2 3 6.22 (.245) 5.97 (.235) - b - 3x 0.89 (.035) 0.64 (.025) 0.25 (.010) m a m b 4.57 (.180) 2.28 (.090) 2x 1.14 (.045) 0.76 (.030) 1.52 (.060) 1.15 (.045) 1.02 (.040) 1.64 (.025) 5.46 (.215) 5.21 (.205) 1.27 (.050) 0.88 (.035) 2.38 (.094) 2.19 (.086) 1.14 (.045) 0.89 (.035) 0.58 (.023) 0.46 (.018) 6.45 (.245) 5.68 (.224) 0.51 (.020) min. 0.58 (.023) 0.46 (.018) lead assignments 1 - gate 2 - drain 3 - source 4 - drain 10.42 (.410) 9.40 (.370) notes: 1 dimensioning & tolerancing per ansi y14.5m, 1982. 2 controlling dimension : inch. 3 conforms to jedec outline to-252aa. 4 dimensions shown are before solder dip, solder dip max. +0.16 (.006). |