npn silicon planar epitaxial transistors BC549,a.b,c bc550,a,b,c to-92 plastic package low noise transistors absolute maximum ratings (t a =25oc) description symbol BC549 units collector emitter voltage v ceo 30 v collector base voltage v cbo 30 v emitter base voltage v ebo v collector current continuous i c ma power dissipation at t a =25oc p d mw derate above 25oc mw/oc power dissipation at t c =25oc p d w derate above 25oc mw/oc operating and storage junction temperature range t j , t stg oc thermal resistance junction to case r th (j-c) oc/w junction to ambient in free air r th (j-a) oc/w electrical characteristics (t a =25oc unless specified otherwise) description symbol test condition min max units collector emitter voltage v ceo i c =1ma, i b =0 BC549 30 v bc550 45 v collector base voltage v cbo i c =100 m a, i e =0 BC549 30 v bc550 50 v emitter base voltage v ebo i e =10 m a, i c =0 5.0 v collector cut off current i cbo v cb =30v, i e =0 15 na v cb =30v, i e =0, t a = +125oc 5.0 m a emitter cut off current i ebo v eb =4v, i c =0 15 na BC549_550rev_1 081205e 5.0 1.5 12 100 625 83.3 for lead free parts, device part # will be prefixed with "t" bc550 45 50 5.0 200 - 55 to +150 typ c b e continental device india limited data sheet page 1 of 5 continental device india limited an iso/ts 16949, iso 9001 and iso 14001 certified company
npn silicon planar epitaxial transistors BC549,a.b,c bc550,a,b,c to-92 plastic package electrical characteristics (t a =25oc unless specified otherwise) description symbol test condition min max units dc current gain h fe i c =10 m a, v ce =5v b/c 100 i c =2ma, v ce =5v BC549a/bc550a 110 220 BC549b/550b 200 450 BC549c/550c 420 800 BC549/550 110 800 collector emitter saturation voltage v ce (sat) i c =10ma, i b =0.5ma 0.25 v i c =10ma, i b =see note (1) 0.60 v *i c =100ma, i b =5ma 0.60 v base emitter saturation voltage *v be (sat) i c =100ma, i b =5ma v base emitter on voltage v be (on) i c =10 m a, v ce =5v v i c =100 m a, v ce =5v v i c =2ma, v ce =5v 0.55 0.70 v small signal characteristics description symbol test condition min max units transistors frequency f t i c =10ma, v ce =5v, f=100mhz mhz collector base capacitance c cbo v ce =10v, i e =0, f=1mhz pf small signal current h fe i c =2ma, v ce =5v, f=1khz BC549/550 125 900 BC549b/550b 240 500 BC549c/550c 450 900 noise figure nf i c =200 m a, v ce =5v, r s =2 k w , f=30 hz - 15khz 2.5 db i c =200 m a, v ce =5v, r s =100 k w , f=1khz 10 db note 1- i b is value for which i c = 11ma at v ce =1v *pulse test = 300 m m s - duty cycle = 2% BC549_550rev_1 081205e typ for lead free parts, device part # will be prefixed with "t" 2.5 1.1 250 typ 0.52 0.55 c b e continental device india limited data sheet page 2 of 5
BC549,a.b,c bc550,a,b,c to-92 plastic package the to-92 package , tape and ammo pack drawings are correct as on the date of issue/revision of this data sheet. the currently valild dimensions and information, may please be confirmed from the to-92 drawing in the packages and packing section of the product catalogue. BC549_550rev_1 081205e to-92 plastic package for lead free parts, device part # will be prefixed with "t" 1 2 3 d g e sec aa d b a l s o l d e r a b i l i t y e n s u r e d d i m e n s i o n w i t h ' l ' u n c o n t r o l l e d b e y o n d ' l ' k a a 1 2 3 f f h c 3 2 1 m mold parting line all dimensions are in mm dim a b c d e f 5 deg g h k l max. 5.33 5.20 4.19 0.55 0.50 1.40 1.40 2.082 ? 1.20 m min. 4.32 4.45 3.18 0.41 0.35 1.14 1.20 12.70 1.982 1.03 pin configuration 1. emitter 2. base 3. collector to-92 bulk to-92 t&a 1k/polybag 2k/ammo box 200 gm/1k pcs 645 gm/2k pcs 3" x 7.5" x 7.5" 12.5" x 8" x 1.8" 5k 2k 17" x 15" x 13.5" 17" x 15" x 13.5" 80k 32k 23 kgs 12.5 kgs package net weight/qty details standard pack inner carton box qty outer carton box qty gr wt size size packing details continental device india limited data sheet page 3 of 5
BC549,a.b,c bc550,a,b,c to-92 plastic package component disposal instructions ? 1. cdil semiconductor devices are rohs compliant, customers?are requested to please dispose as per prevailing environmental legislation of their country. 2. in europe, please dispose as per eu directive 2002/96/ec on?waste electrical and? electronic equipment (weee). BC549_550rev_1 081205e for lead free parts, device part # will be prefixed with "t" continental device india limited data sheet page 4 of 5
customer notes BC549,a.b,c bc550,a,b,c to-92 plastic package BC549_550rev_1 081205e for lead free parts, device part # will be prefixed with "t" disclaimer the product information and the selection guides facilitate selection of the cdil's semiconductor device(s) best suited for application in your product(s) as per your requirement. it is recommended that you completely review our data sheet(s) so as to confirm that the device(s) meet functionality parameters for your application. the information furnished in the data sheet and on the cdil web site/cd are believed to be accurate and reliable. cdil however, does not assume responsibility for inaccuracies or incomplete information. furthermore, cdil does not assume liability whatsoever, arising out of the application or use of any cdil product; neither does it convey any license under its patent rights nor rights of others. these products are not designed for use in life saving/support appliances or systems. cdil customers selling these products (either as individual semiconductor devices or incorporated in their end products), in any life saving/support appliances or systems or applications do so at their own risk and cdil will not be responsible for any damages resulting from such sale(s). cdil strives for continuous improvement and reserves the right to change the specifications of its products without prior notice. cdil is a registered trademark of continental device india limited c-120 naraina industrial area, new delhi 110 028, india. telephone + 91-11-2579 6150, 4141 1112 fax + 91-11-2579 5290, 4141 1119 email@cdil.com www.cdilsemi.com continental device india limited data sheet page 5 of 5
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