npn silicon planar epitaxial transistors bc546, a, b, c bc547, a. b, c BC548, a. b, c to-92 plastic package amplifier transistors absolute maximum ratings (t a =25oc) description symbol units collector emitter voltage v ceo v collector emitter voltage v ces v collector base voltage v cbo v emitter base voltage v ebo v collector current continuous i c ma collector current peak i cm ma base current peak i bm ma emitter current peak i em ma power dissipation at t a =25oc p d mw derate above 25oc mw/oc storage temperature t stg oc junction temperature t j oc thermal resistance junction to ambient in free air r th (j-a) oc/w electrical characteristics (t a =25oc unless specified otherwise) description symbol test condition bc546 BC548 units collector emitter voltage v ceo i c =1ma, i b =0 >65 >30 v collector base voltage v cbo i c =10 m a, i e =0 >80 >30 v emitter base voltage v ebo i e =10 m a, i c =0 >6.0 >5.0 v collector cut off current i cbo v cb =30v, i e =0 all na v cb =30v, i e =0, tj=150oc all m a collector cut off current i ces v ce =80v, v be =0 <15 na v ce =50v, v be =0 na v ce =30v, v be =0 <15 na v ce =80v, v be =0, t j =125oc <4.0 m a v ce =50v, v be =0, t j =125oc m a v ce =30v, v be =0, t j =125oc <4.0 m a bc546_548rev_4 290606d 200 200 4.0 - 65 to +150 >6.0 >45 for lead free parts, device part # will be prefixed with "t" bc546 bc547 BC548 65 45 30 80 50 30 80 50 30 bc547 6 6 5 250 100 500 <15 200 150 >50 <50 <5.0 <4.0 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 bc546, a, b, c bc547, a. b, c BC548, 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 a b c i c =2ma, v ce =5v bc546 110 450 bc547/548 110 800 a 110 220 b 200 450 c 420 800 i c =100ma, v ce =5v a b c collector emitter saturation voltage v ce (sat) i c =10ma, i b =0.5ma 0.25 v i c =100ma, i b =5ma 0.60 v base emitter saturation voltage v be (sat) i c =10ma, i b =0.5ma v i c =100ma, i b =5ma v base emitter on voltage v be (on) i c =2ma, v ce =5v 0.55 0.70 v i c =10ma, v ce =5v 0.77 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 output capacitance c cbo v cb =10v, f=1mhz 4.5 pf emitter input capacitance c ib v eb =0.5v, f=1mhz pf noise figure nf i c =0.2ma, v ce =5v, r s =1 k w , f=1khz, b=200hz 10 db small signal current gain h fe i c =2ma, v ce =5v, f=1khz a b c input impedance h ie i c =2ma, v ce =5v, f=1khz a 1.6 4.5 k w b 3.2 8.5 k w c 6.0 15 k w voltage feedback ratio h re i c =2ma, v ce =5v, f=1khz a x10 -4 b x10 -4 c x10 -4 out put admittance h oe i c =2ma, v ce =5v, f=1khz a 30 umhos b 60 umhos c 110 umhos bc546_548rev_4 290606d 220 for lead free parts, device part # will be prefixed with "t" 270 9.0 typ typ 150 300 120 200 0.9 400 0.7 90 330 600 1.5 3.0 2.0 c b e continental device india limited data sheet page 2 of 5
pin 1: cathode pin 3: anode dim min max dim min max a 4.32 5.33 g 1.14 1.40 b 4.45 5.20 h 1.20 1.80 c 3.18 4.19 k 12.5 d 0.40 0.55 l 1.982 2.082 e 0.30 0.55 m 1.03 1.53 f pin 1 emitter pin 2 base pin 3 collector bc546_548rev_4 290606d to-92 leaded plastic package all dimensions are in mm 5o continental device india limited data sheet page 3 of 5 to-92 plastic package 2n5551 for lead free parts, device part # will be prefixed with "t" to-92 plastic package npn silicon planar epitaxial transistors bc546, a, b, c bc547, a. b, c BC548, a. b, c
all dimensions are in mm bc546_548rev_4 290606d to-92 tape and ammo packaging tape specifications all dimensions are in mm continental device india limited data sheet page 4 of 5 for lead free parts, device part # will be prefixed with "t" to-92 plastic package npn silicon planar epitaxial transistors bc546, a, b, c bc547, a. b, c BC548, a. b, c
packaging information t & a: tape and ammo pack; t & r: tape and red; bulk: loose in poly bags; tube: tube and ammo pack; k: 1.000 std. packing size l x w x h gross weight size l x w x h gross weight (cm) (kg) (cm) (kg) bulk 1,000 5k 19x19x8 1.10 80k 43x40x35 20.0 t&a 2,000 2k 32x4.5x20 0.70 40k 43x40x35 15.20 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). bc546_548rev_4 290606d disclaimer to-92 customer notes inner carton outer carton package/case type packaging type qty qty qty 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 for lead free parts, device part # will be prefixed with "t" to-92 plastic package npn silicon planar epitaxial transistors bc546, a, b, c bc547, a. b, c BC548, a. b, c
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