continental device india limited an is/iso 9002 and iecq certified manufacturer npn silicon planar transistors bc171 , a, b bc172, a, b, c BC174, a, b to-92 plastic package amplifier transistors absolute maximum ratings (ta=25oc unless specified otherwise) description symbol BC174 bc171 bc172 unit collector emitter voltage v ceo 65 45 25 v collector base voltage v cbo 80 50 30 v emitter base voltage v ebo v collector current continuous i c ma total device dissipation @ ta=25oc p d mw derate above 25oc mw/oc total device dissipation @ tc=25oc p d w derate above 25oc mw/oc operating and storage junction temperature range thermal resistance junction to ambient r th(j-a) oc/w junction to case r th(j-c) oc/w electrical characteristics (ta=25oc unless specified otherwise) description symbol test condition min typ max collector emitter breakdown bv ceo i c =2ma,i b =0 voltage BC174 65 v bc171 45 v bc172 25 v emitter base breakdown bv ebo i e =100 m a, i c =0 voltage all 6 v collector cut off current i ces BC174 v ce =70v, v be = 0 15 n a bc171 v ce =50v, v be = 0 15 n a bc172 v ce =35v, v be = 0 15 n a v ce =30v, v be = 0, 4 m a ta= 125oc t j , t stg 357 125 1.0 8.0 oc -55 to +150 6 100 350 2.8 value unit is/iso 9002 lic# qsc/l- 000019.2 c b e continental device india limited data sheet page 1 of 4
npn silicon planar transistors bc171 , a, b bc172, a, b, c BC174, a, b to-92 plastic package description symbol test condition min typ max dc current gain h fe v ce =5v,i c =10 m a bc171a, 2a, 4a 90 bc171b, 2b, 4b 150 bc172c 270 v ce =5v,i c =2ma BC174 120 450 bc171 120 800 bc172 120 800 bc171a, 2a, 4a 120 220 bc171b, 2b, 4b 180 460 bc172c 380 800 v ce =5v,i c =100ma bc171a, 2a, 4a 120 bc171b, 2b, 4b 180 bc172c 300 base emitter saturation voltage v be(sat) i c =10ma,i b =0.5ma 0.7 v collector emitter saturation v ce (sat ) i c =10ma,i b =0.5ma 0.25 v voltage i c =100ma,i b =5ma 0.60 v base emitter on voltage v be (on) i c =2ma, v ce = 5v 0.55 0.70 v dynamic characteristics transition frequency f t i c =10ma, v ce =5v bc171 f=100mhz 150 mhz bc172 150 BC174 150 output capacitance c ob i e =0, v cb =10v 4.50 pf f=1mhz input capacitance c ib ic=0, v eb =0.5v 10 pf f=1mhz small signal current gain | h fe | v ce =5v,i c =2ma bc171, 2, 4 f=1kh z 125 900 bc171a, 2a, 4a, 125 260 bc171b, 2b, 4b 240 500 bc172c 450 900 noise figure nf v ce =5v,i c =0.2ma 10 db bc171 r s =2k w ,f=1kh z, f=200hz 10 bc172 10 BC174 value unit continental device india limited data sheet page 2 of 4
bc171 , a, b bc172, a, b, c BC174, a, b to-92 plastic package to-92 plastic package to-92 transistors on tape and ammo pack 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 detail cumulative pitch error 1.0 mm/20 pitch to be measured at bottom of clinch at top of body t1 0.3 - 0.6 body width body height body thickness pitch of component feed hole pitch feed hole centre to component centre distance between outer leads component alignment tape width hold-down tape width hole position hold-down tape position lead wire clinch height component height length of snipped leads feed hole diameter total tape thickness lead - to - lead distancef1, clinch height pull - out force item a1 a t p po p2 f h w wo w1 w2 ho h1 l do t f2 h2 (p) symbol specification 4.0 4.8 3.9 6n min. 12.7 12.7 6.35 5.08 0 18 6 9 0.5 16 4 2.54 nom. 4.8 5.2 4.2 1 23.25 11.0 1.2 3 max. 1 0.3 0.4 +0.6 -0.2 0.5 0.2 +0.7 -0.5 0.2 0.5 0.2 +0.4 -0.1 tol . remarks notes 1. maximum alignment deviation between leads not to be greater than 0.2 mm. 2. maximum non-cumulative variation between tape feed holes shall not exceed 1 mm in 20 pitches. 3. holddown tape not to exceed beyond the edge(s) of carrier tape and there shall be no exposure of adhesive. 4. no more than 3 consecutive missing components are permitted. 5. a tape trailer, having at least three feed holes are required after the last component. 6. splices shall not interfere with the sprocket feed holes. all dimensions in mm unless specified otherwise ammo pack style adhesive tape on top side flat side mechanical data t t1 t f1 f2 f p2 po do (p) w2 wo w1 w h1 a a1 p h0 l flat side of transistor and adhesive tape visible 2000 pcs./ammo pack label carrier strip 183 3 3 1 f e e d 4 2 h h pin configuration 1. emitter 2. base 3. collector f f h c 3 2 1 all diminsions in mm. dim min. max. a 4.32 5.33 b 4.45 5.20 c 3.18 4.19 d 0.41 0.55 e 0.35 0.50 f 5 deg g 1.14 1.40 h 1.14 1.53 2.082 k l 12.70 1.982 ? 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 e d a a sec aa g d 3 2 1 1 2 3 continental device india limited data sheet page 3 of 4
notes bc171 , a, b bc172, a, b, c BC174, a, b to-92 plastic package bc171_74_a_b_c rev040302d disclaimer the product information and the selection guides facilitate selection of the cdil's discrete 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 is 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 discrete 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 + 91-11-579 6150 fax + 91-11-579 9569, 579 5290 e-mail sales@cdil.com www.cdil.com continental device india limited data sheet page 4 of 4
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