www.kersemi.com 1 power mosfet IRFR120, irfu120, sihfr120, sihfu120 features ? dynamic dv/dt rating ? repetitive avalanche rated ? surface mount (IRFR120/sihfr120) ? straight lead (irfu120/sihfu120) ? available in tape and reel ? fast switching ? ease of paralleling ? lead (pb)-free available description third generation power mosfet s from vishay provide the designer with the best combi nation of fast switching, ruggedized device design, low on-resistance and cost-effectiveness. the dpak is designed for su rface mounting using vapor phase, infrared, or wave soldering techniques. the straight lead version (irfu/sihfu series) is for through-hole mounting applications. power dissipation levels up to 1.5 w are possible in typical surface mount applications. note a. see device orientation. product summary v ds (v) 100 r ds(on) ( )v gs = 10 v 0.27 q g (max.) (nc) 16 q gs (nc) 4.4 q gd (nc) 7.7 configuration single n -channel mosfet g d s dpak (to-252) ipak (to-251) a v aila b le rohs* compliant ordering information package dpak (to-252) dpak (to-252) dpak (to-252) dpak (to-252) ipak (to-251) lead (pb)-free IRFR120pbf IRFR120trpbf a IRFR120trrpbf a IRFR120trlpbf a irfu120pbf sihfr120-e3 sihfr120t-e3 a sihfr120tr-e3 a sihfr120tl-e3 a sihfu120-e3 snpb IRFR120 IRFR120tr a IRFR120trr a IRFR120trl a irfu120 sihfr120 sihfr120t a sihfr120tr a sihfr120tl a sihfu120 absolute maximum ratings t c = 25 c, unless otherwise noted parameter symbol limit unit drain-source voltage v ds 100 v gate-source voltage v gs 20 continuous drain current v gs at 10 v t c = 25 c i d 7.7 a t c = 100 c 4.9 pulsed drain current a i dm 31 linear derating factor 0.33 w/c linear derating factor (pcb mount) e 0.020 single pulse avalanche energy b e as 210 mj repetitive avalanche current a i ar 7.7 a repetitive avalanche energy a e ar 4.2 mj maximum power dissipation t c = 25 c p d 42 w maximum power dissipation (pcb mount) e t a = 25 c 2.5 peak diode recovery dv/dt c dv/dt 5.5 v/ns * pb containing terminations are not rohs compliant, exemptions may apply
wwwkersemi.com 2 IRFR120, irfu120, sihfr120, sihfu120 notes a. repetitive rating; pulse width limited by maximum junction temper ature (see fig. 11). b. v dd = 25 v, starting t j = 25 c, l = 5.3 mh, r g = 25 , i as = 7.7 a (see fig. 12). c. i sd 9.2 a, di/dt 110 a/s, v dd v ds , t j 150 c. d. 1.6 mm from case. e. when mounted on 1" square pcb (fr-4 or g-10 material). note a. when mounted on 1" square pcb (fr-4 or g-10 material). operating junction and st orage temperature range t j , t stg - 55 to + 150 c soldering recommendations (peak temperature) for 10 s 260 d thermal resistance ratings parameter symbol min. typ. max. unit maximum junction-to-ambient r thja - - 110 c/w maximum junction-to-ambient (pcb mount) a r thja --50 maximum junction-to-case (drain) r thjc --3.0 absolute maximum ratings t c = 25 c, unless otherwise noted parameter symbol limit unit specifications t j = 25 c, unless otherwise noted parameter symbol test conditions min. typ. max. unit static drain-source breakdown voltage v ds v gs = 0 v, i d = 250 a 100 - - v v ds temperature coefficient v ds /t j reference to 25 c, i d = 1 ma - 0.13 - v/c gate-source threshold voltage v gs(th) v ds = v gs , i d = 250 a 2.0 - 4.0 v gate-source leakage i gss v gs = 20 v - - 100 na zero gate voltage drain current i dss v ds = 100 v, v gs = 0 v - - 25 a v ds = 80 v, v gs = 0 v, t j = 125 c - - 250 drain-source on-state resistance r ds(on) v gs = 10 v i d = 4.6 a b - - 0.27 forward transconductance g fs v ds = 50 v, i d = 4.6 a 1.6 - - s dynamic input capacitance c iss v gs = 0 v, v ds = 25 v, f = 1.0 mhz, see fig. 5 - 360 - pf output capacitance c oss - 150 - reverse transfer capacitance c rss -34- total gate charge q g v gs = 10 v i d = 9.2 a, v ds = 80 v, see fig. 6 and 13 b --16 nc gate-source charge q gs --4.4 gate-drain charge q gd --7.7 turn-on delay time t d(on) v dd = 50 v, i d = 9.2 a, r g = 18 , r d = 5.2 , see fig. 10 b -6.8- ns rise time t r -27- turn-off delay time t d(off) -18- fall time t f -17- internal drain inductance l d between lead, 6 mm (0.25") from package and center of die contact -4.5- nh internal source inductance l s -7.5- d s g
wwwkersemi.com 3 IRFR120, irfu120, sihfr120, sihfu120 notes a. repetitive rating; pulse width limited by maximum junction temperature (see fig. 11). b. pulse width 300 s; duty cycle 2 %. typical characteristics 25 c, unless otherwise noted fig. 1 - typical output characteristics, t c = 25 c fig. 2 - typical output characteristics, t c = 150 c fig. 3 - typical transfer characteristics fig. 4 - normalized on-resistance vs. temperature drain-source body diode characteristics continuous source-drain diode current i s mosfet symbol showing the integral reverse p - n junction diode --7.7 a pulsed diode forward current a i sm --31 body diode voltage v sd t j = 25 c, i s = 7.7 a, v gs = 0 v b --2.5v body diode reverse recovery time t rr t j = 25 c, i f = 9.2 a, di/dt = 100 a/s b - 130 260 ns body diode reverse recovery charge q rr - 0.65 1.3 c forward turn-on time t on intrinsic turn-on time is negligib le (turn-on is dominated by l s and l d ) specifications t j = 25 c, unless otherwise noted parameter symbol test conditions min. typ. max. unit s d g
wwwkersemi.com 4 IRFR120, irfu120, sihfr120, sihfu120 fig. 5 - typical capacitance vs. drain-to-source voltage fig. 6 - typical gate charge vs. gate-to-source voltage fig. 7 - typical source-drain diode forward voltage fig. 8 - maximum safe operating area
wwwkersemi.com 5 IRFR120, irfu120, sihfr120, sihfu120 fig. 9 - maximum drain current vs. case temperature fig. 10a - switching time test circuit fig. 10b - switching time waveforms fig. 11 - maximum effective transient thermal impedance, junction-to-case p u lse w idth 1 s d u ty factor 0.1 % r d v gs r g d.u.t. 10 v + - v ds v dd v ds 90 % 10 % v gs t d(on) t r t d(off) t f
wwwkersemi.com 6 IRFR120, irfu120, sihfr120, sihfu120 fig. 12a - unclamped inductive test circuit fig. 12b - unclamped inductive waveforms fig. 12c - maximum avalanche energy vs. drain current fig. 13a - basic gate charge waveform fig. 13b - gate charge test circuit r g i as 0.01 t p d.u.t l v ds + - v dd 10 v v ary t p to o b tain re qu ired i as i as v ds v dd v ds t p q gs q gd q g v g charge v gs d.u.t. 3 ma v gs v ds i g i d 0.3 f 0.2 f 50 k 12 v c u rrent reg u lator c u rrent sampling resistors same type as d.u.t. + -
wwwkersemi.com 7 IRFR120, irfu120, sihfr120, sihfu120 fig. 14 - for n-channel p. w . period di/dt diode reco v ery d v /dt ripple 5 % body diode for w ard drop re-applied v oltage re v erse reco v ery c u rrent body diode for w ard c u rrent v gs = 10 v * v dd i sd dri v er gate dri v e d.u.t. i sd w a v eform d.u.t. v ds w a v eform ind u ctor c u rrent d = p. w . period + - + + + - - - * v gs = 5 v for logic le v el de v ices peak diode recovery dv/dt test circuit v dd ? d v /dt controlled b y r g ? dri v er same type as d.u.t. ? i sd controlled b y d u ty factor "d" ? d.u.t. - de v ice u nder test d.u.t circ u it layo u t considerations ? lo w stray ind u ctance ? gro u nd plane ? lo w leakage ind u ctance c u rrent transformer r g
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