? semiconductor components industries, llc, 2001 october, 2001 rev. 2 1 publication order number: bf959/d bf959 vhf transistor npn silicon maximum ratings rating symbol value unit collectoremitter voltage v ceo 20 vdc collectorbase voltage v cbo 30 vdc emitterbase voltage v ebo 3.0 vdc collector current continuous i c 100 madc total device dissipation @ t a = 25 c derate above 25 c p d 625 5.0 mw mw/ c total device dissipation @ t c = 25 c derate above 25 c p d 1.5 12 watts mw/ c operating and storage junction temperature range t j , t stg 55 to +150 c thermal characteristics characteristic symbol max unit thermal resistance, junction to ambient r q ja 200 c/w thermal resistance, junction to case r q jc 83.3 c/w device package shipping ordering information bf959 to92 http://onsemi.com to92 case 29 style 21 5000 units/box bf959zl1 to92 2000/ammo pack collector 1 3 base 2 emitter bf959rl1 to92 2000 units/box marking diagram bf 959 yww y = year w = work week 3 2 1
bf959 http://onsemi.com 2 electrical characteristics (t a = 25 c unless otherwise noted) characteristic symbol min typ max unit off characteristics collectoremitter breakdown voltage (i c = 1.0 madc, i b = 0) v (br)ceo 20 vdc collectorbase breakdown voltage (i c = 10 adc, i e = 0) v (br)cbo 30 vdc emitterbase breakdown voltage (i e = 10 adc, i c = 0) v (br)ebo 3.0 vdc collector cutoff current (v cb = 20 vdc, i e = 0) i cbo 100 nadc on characteristics dc current gain (i c = 5.0 madc, v ce = 10 vdc) (i c = 20 madc, v ce = 10 vdc) h fe 35 40 collectoremitter saturation voltage (i c = 30 madc, i b = 2.0 madc) v ce(sat) 1.0 vdc baseemitter saturation voltage (i c = 30 madc, i b = 2.0 madc) v be(sat) 1.0 vdc smallsignal characteristics currentgain bandwidth product (i c = 20 madc, v ce = 10 vdc, f = 100 mhz) (i c = 30 madc, v ce = 10 vdc, f = 100 mhz) f t 700 600 mhz common emitter feedback capacitance (v cb = 10 vdc, p f = 0, f = 10 mhz) c re 0.65 pf noise figure (i c = 4.0 ma, v ce = 10 v, r s = 50 w , f = 200 mhz) n f 3.0 db
bf959 http://onsemi.com 3 figure 1. h fe at 10 v i c , collector current (ma) 30 50 200 500 1000 10 1 figure 2. v ce(sat) at i c /i b = 10 i c , collector current (ma) 10 20 30 50 2345 h fe , dc current gain 100 40 20 100 30 50 200 500 10 110203050 2345 100 40 20 figure 3. currentgain bandwidth product i c , collector current (ma) 0.8 1.2 1.6 1.8 2.0 0.4 1 figure 4. capacitances v r , reverse voltage (volts) 10 20 30 50 2345 1.4 1 0.6 100 1 10 20 30 50 2 3 4 5 100 f, current-gain bandwidth product (ghz) t c, capacitance (pf) 0.8 1.2 1.6 1.8 0.4 1.4 1 0.6 0.2 figure 5. input impedance at 30 mhz i c , collector current (ma) 0.3 0.5 2 5 10 0.1 1 figure 6. output impedance at 30 mhz i c , collector current (ma) 10 20 30 50 2345 1 0.4 0.2 100 1 10 20 30 50 2345 y11e (ms) 40 100 300 500 20 200 50 30 10 y22e ( s) m 3 4 mv 5 v 10 v 2 v c ob c ib c re v ce = 10 v g11e b11e v ce = 10 v b22e g22e 40
bf959 http://onsemi.com 4 package dimensions to92 to226aa case 2911 issue al notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. 3. contour of package beyond dimension r is uncontrolled. 4. lead dimension is uncontrolled in p and beyond dimension k minimum. r a p j l b k g h section xx c v d n n xx seating plane dim min max min max millimeters inches a 0.175 0.205 4.45 5.20 b 0.170 0.210 4.32 5.33 c 0.125 0.165 3.18 4.19 d 0.016 0.021 0.407 0.533 g 0.045 0.055 1.15 1.39 h 0.095 0.105 2.42 2.66 j 0.015 0.020 0.39 0.50 k 0.500 --- 12.70 --- l 0.250 --- 6.35 --- n 0.080 0.105 2.04 2.66 p --- 0.100 --- 2.54 r 0.115 --- 2.93 --- v 0.135 --- 3.43 --- 1 style 21: pin 1. collector 2. emitter 3. base style 14: pin 1. emitter 2. collector 3. base on semiconductor and are trademarks of semiconductor components industries, llc (scillc). scillc reserves the right to make changes without further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does scillc assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. atypicalo parameters which may be provided in scill c data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. all operating parameters, including atypicalso must be validated for each customer application by customer's technical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body , or other applications intended to support or sustain life, or for any other application in which the failure of the scillc product could create a sit uation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthori zed use, even if such claim alleges that scillc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. publication ordering information japan : on semiconductor, japan customer focus center 4321 nishigotanda, shinagawaku, tokyo, japan 1410031 phone : 81357402700 email : r14525@onsemi.com on semiconductor website : http://onsemi.com for additional information, please contact your local sales representative. bf959/d literature fulfillment : literature distribution center for on semiconductor p.o. box 5163, denver, colorado 80217 usa phone : 3036752175 or 8003443860 toll free usa/canada fax : 3036752176 or 8003443867 toll free usa/canada email : onlit@hibbertco.com n. american technical support : 8002829855 toll free usa/canada
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