MDS800 800 watts, 50 volts pulsed avionics at 1090 mhz general descrip t ion th e m d s8 00 is a h i gh pow er co mmon b a se b i p o lar tr an sisto r . i t is desi g n e d f o r pul se d sy st em s at 1 0 9 0 m h z, wi t h t h e pul se wi dt h a n d d u t y requ ired fo r m ode-s app licatio n s . th e d e v i ce h a s g o l d th in-film metal i zatio n an d em it ter b a llastin g fo r p r ov en h i gh est m ttf. th e tran sistor in cl u d e s inp u t an d o u t p u t prematch fo r bro a d b a nd cap ab ility. lo w th ermal resistan ce pack ag e redu ces ju n c ti on tem p er ature , extends life. case outline 55st-1 (common base) absolut e maxim u m rati n gs maximum p o wer dissipation devi ce di ssi pa t i on @ 25 c 1 1 458 w maximum voltage and cur rent co llecto r t o base vo ltag e (b v ces ) 6 0 v emitter to base vo ltag e (bv eb o ) 3. 5 v co llecto r cu rren t (i c ) 6 0 a maximum te mperatures s t o r ag e t e mp er a t u r e - 6 5 to +2 00 c ope r at i n g j unc t i on tem p erat u r e +20 0 c electrical charact e ristics @ 2 5 c sy m b o l c h ar a c teristi c s test co nd i t i o n s min t y p ma x unit s p o u t power output f = 10 9 0 m h z 80 0 w p in p o w e r i n p u t v cc = 50 v o l t s 11 0 p g p o w e r gai n b u rst wi dt h = 12 8s 8. 6 db c collector e ffic i ency ltdf = 2% 40 % r l r e t u r n l o s s -1 2 d b p d p o w e r d r o o p 0. 5 db vs w r loa d m i sm atch t o lera nce 1 f = 10 9 0 m h z 4. 0: 1 fu nc tional c h a rac ter i stic s @ 2 5 c bv ebo emitter to base breakdo wn ie = 30 m a 3 . 5 v bv ces co llecto r t o emit ter br eakdow n i c = 50 m a 6 5 v h f e d c ? cur r e n t g a in v ce = 5v , i c = 5a 2 0 jc 1 therm a l resistance 0.12 c/ w note s : 1. at rated output power and pulse conditions 2. 128 s bur st, 0. 5 s on/0. 5 s o ff, 6. 4 m s per i od rev. a ? sep 2004 ad va nced p o w e r tec h n o l o gy reser v es t h e ri g h t t o c h a nge , w i t hout n o t i ce, t h e s p eci fi cat i o ns a n d i n fo rm at i on cont ai ne d he rei n . vi si t ou r w e b si t e at www.advancedpower.com or co nt act ou r factory direct.
MDS800 ad va nced p o w e r tec h n o l o gy reser v es t h e ri g h t t o c h a nge , w i t hout n o t i ce, t h e s p eci fi cat i o ns a n d i n fo rm at i on cont ai ne d he rei n . vi si t ou r w e b si t e at www.advancedpower.com or co nt act ou r factory direct.
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