1/9 may 2002 - ed: 4c n specific to freewheel mode operations: freewheel or booster diode n ultra-fast and soft recovery n very low overall power losses in both the diode and the companion transistor n high frequency operations n insulated package : to-220ac electrical insulation : 2500v rms capacitance < 7 pf features and benefits the turboswitch is a very high performance series of ultra-fast high voltage power diodes from 600v to 1200v. turboswitch family, drastically cuts losses in both the diode and the associated switching igbt or mosfet in all freewheel mode operations and is particularly suitable and efficient in motor control freewheel applications and in booster diode applications in power factor control circuitries. packaged either in to-220ac, insulated to-220ac or in d 2 pak, these 600v devices are particularly intended for use on 240v domestic mains. description i f(av) 8a v rrm 600v t rr (typ) 25ns v f (max) 1.5v main products characteristics symbol parameter value unit v rrm repetitive peak reverse voltage 600 v v rsm non repetitive peak reverse voltage 600 v i f(rms) rms forward current to-220ac / d 2 pak 30 a to-220ac ins. 20 a i frm repetitive peak forward current tp=5ms f=5khz square 110 a i fsm surge non repetitive forward current tp=10 ms sinusoidal 90 a t j maximum operating junction temperature 150 c t stg storage temperature range -65 to 150 c tm : turboswitch is a trademark of stmicroelectronics absolute ratings (limiting values) STTA806D/di/g ? turboswitch ultra-fast high voltage diode k k a to-220ac STTA806D k a insulated to-220ac STTA806Di k a nc d 2 pak stta806g obsolete product(s) - obsolete product(s)
STTA806D/di/g 2/9 symbol parameter test conditions min typ max unit v f * forward voltage drop i f =8a tj = 25c tj = 125c 1.25 1.75 1.5 v v i r ** reverse leakage current v r =0.8 x v rrm tj = 25c tj = 125c 1.5 100 4 m a ma v to threshold voltage ip < 3.i av tj = 125c 1.15 v rd dynamic resistance 43 m w test pulse : * tp = 380 m s, d <2% ** tp = 5 ms, d <2% static electrical characteristics symbol parameter conditions value unit r th(j-c) junction to case thermal resistance to-220ac / d 2 pak to-220ac ins. 2.2 3.3 c/w p 1 conduction power dissipation i f(av) =8a d =0.5 to-220ac / d 2 pak to-220ac ins. tc= 118c tc= 102c 14.5 w p max total power dissipation pmax=p1+p3 (p3 = 10% p1) to-220ac /d 2 pak to-220ac ins. tc= 115c tc= 97c 16 w thermal and power data symbol parameter test conditions min typ max unit t rr reverse recovery time tj = 25c i f = 0.5 a i r = 1a irr = 0.25a i f =1a di f /dt =-50a/ m sv r = 30v 25 52 ns i rm maximum reverse recovery current tj = 125c vr = 400v i f =8a di f /dt = -64 a/ m s di f /dt = -500 a/ m s 14 5.5 a s factor softness factor tj = 125c v r = 400v i f =8a di f /dt = -500 a/ m s 0.47 - dynamic electrical characteristics turn-off switching symbol parameter test conditions min typ max unit t fr forward recovery time tj = 25c i f =8a,di f /dt=64a/ m s measured at, 1.1 v f max 500 ns v fp peak forward voltage tj = 25c i f = 8a, di f /dt=64a/ m s 10 v turn-on switching to evaluate the maximum conduction losses use the following equation : p=v to xi f(av) +rdxi f 2 (rms) obsolete product(s) - obsolete product(s)
STTA806D/di/g 3/9 p1(w) 012345678 0 2 4 6 8 10 12 14 16 18 =0.2 =0.5 =1 if(av)(a) t =tp/t tp =0.1 fig. 1: conduction losses versus average current. 0.1 1 10 100 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50 2.75 3.00 maximum values ifm(a) tj=125 c o vfm(v) fig. 2: forward voltage drop versus forward current. fig. 3: relative variation of thermal transient impedance junction to case versus pulse duration. 0 100 200 300 400 500 600 700 800 900 1000 0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0 32.5 irm(a) vr=400v if=8a if=4a 90% confidence tj=125 c o if=16a dif/dt(a/ s) fig. 4: peak reverse recovery current versus di f /dt. 0 100 200 300 400 500 600 700 800 900 1000 0 20 40 60 80 100 120 140 160 180 200 trr(ns) vr=400v 90% confidence tj=125 c o dif/dt(a/ s) if=8a if=4a if=16a fig. 5: reverse recovery time versus di f /dt. 0 100 200 300 400 500 600 700 800 900 1000 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 sfactor vr=400v if<2xif(av) typical values tj=125 c o dif/dt(a/ s) fig. 6: softness factor (tb/ta) versus di f /dt. obsolete product(s) - obsolete product(s)
STTA806D/di/g 4/9 0 25 50 75 100 125 150 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 irm sfactor tj(oc) fig. 7: relative variation of dynamic parameters versus junction temperature (reference tj=125c). 0 20 40 60 80 100 120 140 160 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 vfp(v) if=if(av) 90% confidence tj=125 c o dif/dt(a/ s) fig. 8: transient peak forward voltage versus di f /dt. 0 20 40 60 80 100 120 140 160 50 100 150 200 250 300 350 400 450 500 tfr(ns) 0 vfr=1.1*vf max. if=if(av) 90% confidence tj=125 c o dif/dt(a/ s) fig. 9: forward recovery time versus di f /dt. obsolete product(s) - obsolete product(s)
STTA806D/di/g 5/9 fig. a : freewheel mode. total losses due to the diode p = p1+ p2+ p3+ p4+ p5 watts switching losses in the diode switching losses in the tansistor due to the diode conduction losses in the diode reverse losses in the diode the turboswitch is especially designed to provide the lowest overall power losses in any freewheel mode application (fig.a) considering both the diode and the companion transistor, thus optimizing the overall performance in the end application. the way of calculating the power losses is given below: application data diode: turboswitch il load transistor switching t t f=1/t =t/t v r obsolete product(s) - obsolete product(s)
STTA806D/di/g 6/9 turn-on losses : (in the transistor, due to the diode) p5 = vi sf xdi dt r rm f + 2 32 6 () + + vi i s f xdi dt rrml f () 2 2 turn-off losses (in the diode) : p3 = vi sf xdi dt r rm f 2 6 p3 and p5 are suitable for power mosfet and igbt i i f rd i r v r v to v f v fig. b: static characteristics v i il t transistor di /dt f di /dt r tb ta i rm vr diode i v t trr = ta + tb s = tb / ta fig. c: turn-off characteristics i f v f v fp 1.1v f v f f di /dt 0 0t t i fmax tfr fig. d: turn-on characteristics conduction losses : p1=v t0 .i f(av) +r d .i f 2 (rms) reverse losses : p2=v r .i r .(1- d ) turn-on losses : p4 = 0.4 (v fp -v f ).i fmax .t fr .f application data (contd) obsolete product(s) - obsolete product(s)
STTA806D/di/g 7/9 package data d 2 pak ref. dimensions millimeters inches min. max. min. max. a 4.40 4.60 0.173 0.181 a1 2.49 2.69 0.098 0.106 a2 0.03 0.23 0.001 0.009 b 0.70 0.93 0.027 0.037 b2 1.14 1.70 0.045 0.067 c 0.45 0.60 0.017 0.024 c2 1.23 1.36 0.048 0.054 d 8.95 9.35 0.352 0.368 e 10.00 10.40 0.393 0.409 g 4.88 5.28 0.192 0.208 l 15.00 15.85 0.590 0.624 l2 1.27 1.40 0.050 0.055 l3 1.40 1.75 0.055 0.069 m 2.40 3.20 0.094 0.126 r 0.40 typ. 0.016 typ. v2 0 8 0 8 a c2 d r a2 m v2 c a1 g l l3 l2 b b2 e * * flat zone no less than 2mm 8.90 3.70 1.30 5.08 16.90 10.30 footprint dimensions (in millimeters) n cooling method : by conduction (c) obsolete product(s) - obsolete product(s)
STTA806D/di/g 8/9 n cooling method : by conduction (c) n recommanded torque value : 0.55m.n n maximum torque value : 0.7m.n package data to-220ac (jedec outline) ref. dimensions millimeters inches min. max. min. max. a 4.40 4.60 0.173 0.181 c 1.23 1.32 0.048 0.051 d 2.40 2.72 0.094 0.107 e 0.49 0.70 0.019 0.027 f 0.61 0.88 0.024 0.034 f1 1.14 1.70 0.044 0.066 g 4.95 5.15 0.194 0.202 h2 10.00 10.40 0.393 0.409 l2 16.40 typ. 0.645 typ. l4 13.00 14.00 0.511 0.551 l5 2.65 2.95 0.104 0.116 l6 15.25 15.75 0.600 0.620 l7 6.20 6.60 0.244 0.259 l9 3.50 3.93 0.137 0.154 m 2.6 typ. 0.102 typ. diam. i 3.75 3.85 0.147 0.151 a c d e m l7 h2 ? i l5 l6 l9 l4 g f1 f l2 obsolete product(s) - obsolete product(s)
STTA806D/di/g 9/9 package data insulated to-220ac n cooling method : by conduction (c) n recommanded torque value : 0.8m.n n maximum torque value : 1m.n m b l4 c b2 a2 l2 c2 b1 a1 a f l i e c1 ref. dimensions millimeters inches min. typ. max. min. typ. max. a 15.20 15.90 0.598 0.625 a1 3.75 0.147 a2 13.00 14.00 0.511 0.551 b 10.00 10.40 0.393 0.409 b1 0.61 0.88 0.024 0.034 b2 1.23 1.32 0.048 0.051 c 4.40 4.60 0.173 0.181 c1 0.49 0.70 0.019 0.027 c2 2.40 2.72 0.094 0.107 e 4.80 5.40 0.189 0.212 f 6.20 6.60 0.244 0.259 i 3.75 3.85 0.147 0.151 i4 15.80 16.40 16.80 0.622 0.646 0.661 l 2.65 2.95 0.104 0.116 l2 1.14 1.70 0.044 0.066 m 2.60 0.102 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specifications mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics products are not authorized for use as critical components in life support devices or systems without express written ap- proval of stmicroelectronics. the st logo is a registered trademark of stmicroelectronics ? 2002 stmicroelectronics - printed in italy - all rights reserved. stmicroelectronics group of companies australia - brazil - canada - china - finland - france - germany hong kong - india - israel - italy - japan - malaysia - malta - morocco - singapore spain - sweden - switzerland - united kingdom - united states. http://www.st.com ordering type marking package weight base qty delivery mode STTA806D STTA806D to-220ac 1.86g 50 tube STTA806Di STTA806Di to-220ac ins. 1.86g 250 bulk stta806g stta806g d 2 pak 1.48g 50 tube stta806g-tr stta806g d 2 pak 1.48g 500 tape & reel n epoxy meets ul94,v0 obsolete product(s) - obsolete product(s)
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