| | uqpxrpu| qu~ pr| rpu~yu} (pr|u~yu {} p py~~~s tryspu| ru~y|p y|y p~xy IGBT p~xy y r|psxpyu~~z { , K}}~}rt , y{|y r|y~yu u|ruu{s p{p ~p q}{p |u{tryspu| u} yx}u~u~y p : ~u xtpu . Npy}u , uy r }up||syu{z y utuwtp uu uqyu| y ~psx{ p{s yp , {z }wu q pr~} pu rpu~y , q|uu u~|sy~u y~ru y}u~ p{yu{y y{|p syttp (uru~~ ru|yyrpu t 50 - y~-y}|~p }t|y sp}~yu{p }t|y PBM - p~ru~~-ru{~p }t|y }ut }t|yy quuyrp }p{y}p|~ |pr~ p~rp ~u |{ |ry~ ~pwu~y px , p{y uwy}p spp~yu y~p|~ rt~s ~pwu~y p{y y|wu~yz . S{ uqpxrpu| . D| tpy rt ~p p~{! ^u{yr~ y rtpu s|pt{u ~pwu~yu } |u{tryspu|uz , s|p y y~}py~~ yu} ru{~} pr|u~yu} |p ~yrp~yu} p~xyr qp~}y tytp}y . Py } r pr pr|u~y , {stp pt rt ~p uu}u~~ pr| rt~s ~pwu~y xptp~~z pp{uyy{z U/f = const , }utyy~{z ppp (r ut~u} ~p ~ywu~~z pu rpu~y p , }u~uu x~pu~yu y~t{yr~y q}{ pp tryspu| {p{ ~ywu , q|uu y pp f ~u |{ upsyrp ~p r{z pu uqu r{u ~~u ~u~yu }uwt px|y~}y ~pwu~y}y . I~}py px|y~ u~|syu{y up {p{ yxsr|u~yu y 50-60 C , {p{ y pr|u @u}~ p~y{r uqpxrpu| u} z }tu|y |u{tryspu|u} . . Py {}qy~yrp~~} qu us|yrp~y ~pwu~y y~rup . I~ru {p q|uu y{u pxryyu |y|y r |pu {p{pt~s uqpxrpu| r|u yu}p , p |{ }u~pu rt~ ru|yy~ u , xpupyz ru pu y|xrp|y tryspu| pqpu y ~yx{} x~pu~yy ~pwu~y ~p }x~} uxyu . Apxr} |u}u~} y y{} y}u~u~y ~usquuspy u~|syz {rpu }~squpy}y |rt~y{r}y zrp}y urppu us pq tryspu| ur|u ~pt xptp~~z pp{uyy{z V/f , yz yx ~u{y pu~ pp{uyy{ ({p{ pry| , y~p|u~ {rptp p ~ r|y r ru yxtu|yu |{ y uutu { ~uprtp~~} u} ~usyy . Ot~ru}u~~u tywu~yu ru uu{ y r{u}up~ u~|syz xp}u~y|y q|uu y{u pxryyu |y|y r |u{yu{ . Kpwtu yx uy . Bq ys~p| . P yy~u ~z , ~py}u , y }pspqpy~y}~}y {pxpu|}y pr~u~y py~~~} tryspu|u} yx}u~u~yu} ru|yy~ ~pwu~y . Du| r trywu~yu y|~yu|~ sp~r pquz }py~ , p y yx}u~u~yy pp}ur uqu y|xrp~y pry|~s qp }t|yy (YIM) utr} }~ rt~ |u{~~ {|uz . Rs|p~ CORS 23414-84 |rt~y{rz uqpxrpu| p y pz tp~~s ~p rtu PX |us{ y~usyu r }up~yu{ pp{uyy{ , rqyp rur {}qy~py {|uz y . Mtu~yxyrp~~z p{y} qpx} , s|p~ p~tp s|py : zrp rustp y~yyy pxryyu@u}~ p~y{r uqpxrpu| p ypuz uy wu|pu}} ~pwu~yu} . Xp~z uqpxrpu| , p y}u~~ ~yx{yz KPD ~p ~p ut~y ~pwu~y y ~utp{y , yq|ywpyu ~u~y { {~}yy yurz rt : zrp . B uzy |p us|yrp~yu tpu {~}y uq|u~y |u{~usyy 54% , }s xp}u~y us|yu}u yrtp ~ps~upu| yx}u~u us r qpxr} rpyp~u . B {puru |u{~~ {|uz y~rup) y rx}w~ }u~y y r p ru~~s pxqp rt y r{ }~ . M~syu ~p . Az ~{p uqpxrpu|uz p , x~pu~yu y~t{yr~y pu~y ~usyy . R ~|ur} rrt} p~}pp , p{ {p{ ru~ pxr qrtr }py~ y rt~z px . Put}yu ~u{z xpp ys~p| . Bustp rqypzu |{ }u~pu { ~ppp~y ~pwu~y , uq|u}p ~p~}y , p{ ~pxrpu}u ru{~u pr|u~yu . A|pstp pxryy y|r |u{yu{y uqpxrpu|uz ~p yrt~u }up~yx} ~uur~s }puyp|p uux { }yu yx ~~s {p , y ~psx{ tru~~z pz . Dpwu xpr|u~~z utu| us|yr{y } xptrywu{) : Mrz IN qux p~}pp Oq|p y}u~u~y pr|u}s {u}~yurs r}yu| , rxp~~u y~ytp|~z {yrz } ru~~z {|pryp |p yrtp pp{u~ uu y p|sy} pr|u~y tpuz ~p~ p~r{ ut|pspu tu|yrp~yu ~p~ |y~yz y q|uu ruu~~p |u}u~~p qpxp (|rt~y{ru {|y , ~uqty} {}}y . ^p xptpp }wu@prom-electric.ru/articles/1/1/
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