hf ssb applications rf & microwave transistors .500 4lfl (m174) epoxy sealed . 30 mhz . 28 volts . imd - 30 db . common emitter . gold metallization . p out = 125 w min. with 15 db gain description the SD1407 is a 28 v epitaxial silicon npn planar transistor designed primarily for ssb communica- tions. this device utilizes state-of-the-art diffused emitter ballasting for improved ruggedness and reliability. pin connection branding 1407 order code SD1407 absolute maximum ratings (t case = 25 c) symbol parameter value unit v cbo collector-base voltage 65 v v ceo collector-emitter voltage 36 v v ebo emitter-base voltage 4.0 v i c device current 20 a p diss power dissipation 270 w t j junction temperature +200 c t stg storage temperature - 65 to +150 c r th(j-c) junction-case thermal resistance 0.65 c/w SD1407 1. collector 3. base 2. emitter 4. emitter thermal data october 1992 1/4
electrical specifications (t case = 25 c) symbol test conditions value unit min. typ. max. p out f = 30 mhz p in = 3.95 w v ce = 28 v 125 w g p f = 30 mhz p in = 3.95 w v ce = 28 v 15 16 db imd* f = 30 mhz v ce = 28 v i cq = 100 ma - 34 - 30 db c ob f = 1 mhz v cb = 30 v 250 pf note: *p out = 100w pep, f o = 30 + 30.001 mhz static symbol test conditions value unit min. typ. max. bv cbo i c = 100ma i e = 0ma 65 v bv ces i c = 100ma v be = 0v 65 v bv ceo i c = 100ma i b = 0ma 35 v bv ebo i e = 10ma i c = 0ma 4.0 v i ces v ce = 30v i e = 0ma 15 ma h fe v ce = 5v i c = 5a 10 200 dynamic typical performance safe operating area SD1407 2/4
test circuit c1 : 24 - 200pf arco 425 c2,c4 : 50 - 380pf arco 465 c3 : 9 - 180pf arco 463 c5 : 10 m f, electrolytic, 35vdc c6 : 0.01 m f, 100v, ceramic l1 : 4 turns, #16 awg, tinned, 0.40" i.d. l2,l5 : 1 turn, #22 awg, tinned, formed with vk-200 #4b ferroxcube l4 : 17 turns, #18 enameled wire wrapped around r1 r1 : 390 w resistor (2 watt) SD1407 3/4
package mechanical data ref.: dwg. no.12-0174 information furnished is believed to be accurate and reliable. however, sgs-thomson microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. no license is granted by implication or otherwise under any patent or patent rights of sgs-thomson microelectronics. specification s mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously s upplied. sgs-thomson microelectronics products are not authorized for use as critical components in life support devices or systems with out express written approval of sgs-thomson microelectonics. ? 1994 sgs-thomson microelectronics - all rights reserved sgs-thomson microelectronics group of companies australia - brazil - france - germany - hong kong - italy - japan - korea - malaysia - malta - morocco - the netherlands - singapore - spain - sweden - switzerland - taiwan - thailand - united kingdom - u.s.a SD1407 4/4
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