NKFD600-60I series rohs rohs features product summary very low q and t rr rr lead (pb)-free designed and qualified for industrial level iap (insulated) www.nellsemi.com page 1 of 6 fred diodes are optimized to reduce losses and emi/rfi in high frequency p o w e r c o n d i t i o n i n g s y s t e m s . a n extensive characterization of the recovery behavior for different values of current, temperature and dl/dt simplifies the calculations of losses in the operating conditions. the softness of the recovery eliminates the need for description reduced rfi and emi industrial standard package a snubber in most applications. 6 00 a 600 v 360a at 100 c i f(av) v r i at t f(dc) c absolute maximum ratings parameter 600 i f(av) 6 9 0 a 2 7 00 - 55 to 150 w v r l fsm e as t , t j stg v unit test conditions symbol t =11 0c c 3 00 operating junction and storage temperature range non-repetitive avalanche energy single pulse forward current average forward current cathode to anode voltage t =25 c, per leg c 6 00 per device per leg t =100 c c 36 0 i f(dc) dc forward current limited by junction temperature, per leg l = 100 ?, duty cycle limited by maximum t j p d maximum power dissipation per leg t =25 c c 2.2 1220 mj c fred ultrafast soft recovery diode module max. nell high power products typical applications power converters motor drives welders switching power supplies uninterruptible power supply (ups) power factor correction (pfc) circuit inverter choppers battery chargers lug terminal anode 1 lug terminal anode 2 common cathode *add suffix r for common anode NKFD600-60I lug terminal cathode 1 lug terminal common anode lug terminal cathode 2 nkfd600-60ri *add suffix i for insulated type lug terminal 600a / 600v (300ax2 / 600v) planar fred chips
(t = 25 oc unless otherwise specified ) j paramete r ns - 1 2 0 dynamic recovery characteristics per leg - a - 23 3 5 0 - nc - - t = 125 oc j t = 125 oc j t = 125 oc j t = 25 oc j t = 25 oc j t = 25 oc j i = 3 00a f di /dt = 200 a/s f v = 200 v r i = 1.0a, dl /dt=200a/ s, v = 30v f f r - unit max . typ . min . test conditions 6 0 symbol reverse recovery time peak recovery current reverse recovery charge t rr l rrm q rr (t = 25 oc unless otherwise specified ) j paramet er v - i = 6 00 a f - ma - - 600 pf electrical specifications v br i = 100 a r i = 3 00 a f i = 3 00 a , t = 125 oc f j i rm 1.5 0 - - v fm c t v = 200 v r t = 125 c, v = 600v j r unit max . typ . min . nh l s 4 -- 1. 30 1. 7 0 test conditions 1.2 5 symbol junction capacitance series inductance maximum reverse leakage current per leg maximum forward voltage cathode to anode breakdown voltage from top of terminal hole to mounting plane t = 25 c, v = 600v j r 0.4 - 10.0 1.0 a 700 500 4.4 - 1 6.5 5 8 00 2 8 00 thermal and mechanical specifications parameter symbol maximum junction and storage temperature range thermal resistance, junction to case per leg weight t t j, stg r thjc typical thermal resistance, case to heatsink r thcs (1) mounting torque , m6 terminal torque, m6 2 lever pull vertical pull unit max . min . - - - - - -55 -- 0.08 155 (5.47) 150 0.14 -- 53.1 (6) 53.1 (6) 80 35 - - oc oc/w g (oz.) . lbf in typ . i = 0.5a, i = 1.0a, i = 0.25a f r rr - 1 55 1 8 0 - thermal resistance, junction to case per module r thjc 0.07 - - note (1)mounting surface must be smooth, flat, free of burrs or other protrusi ons. apply a thin even film or thermal grease to mounting surface. gradually tighten each mounting bolt in 5 to 10 lbf. in steps until desired or ma ximum torque limits are reached. maximum rms insulation voltage v ins 50hz - - v 2500(1min) 3000(1s) . lbf in . (n m) 44.2 (5) - 44.2 (5) - - - - - - - - - www.nellsemi.com page 2 of 6 NKFD600-60I series rohs rohs nell high power products
fig.1 typical forward voltage drop vs. lnstantaneous forward current (per leg) fig.2 typical reverse current vs. reverse voltage (per leg) forward voltage drop, v (v) fm lnstantaneous forward current, i (a) f reverse current, l (a) r reverse voltage, v (v) r fig.3 typical junction capacitance vs. reverse voltage (per leg) reverse voltage, v (v) r junction capacitance, c (pf) t fig.4 maximum allowable case temperature vs. forward current (per leg) dc forward current, l (a) f(av) maximum allowable case temperature ( c) 100 10 1 0.4 0.6 10000 1000 100 10 1 0.1 100 10000 1 10 100 1000 0.2 0.8 1000 1000 1.0 1.2 200 300 400 500 600 1.4 t =150c j t =25c j 100 ordering information table 1 nk 2 f d 600 60 - 3 4 5 1 2 - 3 - 4 - - device code - 5 nell's power module f for ultrafast soft recovery diode (fred) d for dual diodes, iap package maximum average forward current, a voltage rating (60 = 600v) www.nellsemi.com page 3 of 6 1.6 1.8 t =25c j t =25c j r 6 i 7 6 - - 7 none for common cathode configuration ? i ? for insulated type ? r ? for common anode configuration t =125c j 0 140 120 100 150 300 450 600 750 160 0 80 60 40 20 dc NKFD600-60I series rohs rohs nell high power products
fig.6 maximum thermal impedance r characteristics (per leg) th(j-c) thermal response , r th(j-c) rectangular pulse duration, t (s) 1 1 0.1 0.01 0.00001 0.0001 0.001 0.1 1 0.01 0.001 fig.5 typical reverse recovery time vs. dl /dt f (per leg) dl /dt(a/ s) f t (ns) rr 400 350 300 250 200 100 50 1000 10 single pulse (thermal resistance) d = 0.50 d = 0.33 d = 0.25 d = 0.17 d = 0.08 www.nellsemi.com page 4 of 6 150 0 100 l = 600a f l = 300a f l = 150a f t =25c j fig.7 reverse recovery parameter test circuit g d s v =200v r 0.01 l=70 h dl /dt f adjust irfp250 d.u.t. NKFD600-60I series rohs rohs nell high power products
fig.08 reverse recovery waveform and definitions i f 0 (1) (2) (3) (4) (5) 2 q = rr t rr t a t b l rrm q rr 0.5 l rrm dl /dt (rec)m 0.75 l rrm dl /dt f (1) dl /dt - rate of change of current f through zero crossing (2) l - peak reverse recovery current rrm (3) t - reverse recovery time measured rr from zero crossing point of negative going l to point where a line passing f through 0.75 l and 0.50 l rrm rrm extrapolated to zero current. (4) q - area under curve defined by t rr rr and l rrm (5) dl /dt - peak rate of change of (rec)m current during t portion of t b rr t x l rr rrm www.nellsemi.com page 5 of 6 + fig.09 avalanche test circuit and waveforms d.u.t. current monitor r =25 g l=100 h high-speed switch freewheel diode v =50v d l l(pk) decay time v (aval) v r(rated) NKFD600-60I series rohs rohs nell high power products
www.nellsemi.com page 6 of 6 iap (insulated) 2-6.5 34.0 94.0 12.6 46.0 80.0 3-m6 screw 1 2 3 30.0 23.0 7.0 24.0 31.5 18.0 NKFD600-60I series rohs rohs nell high power products
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