i, o ne.. 20 stern me. springfield, new jersey 07081 u.s.a. pnp silicon planar transistor telephone: (973) 376-2922 (212)227-6005 fax: (973) 376-8960 BFX37 low lever, low noise amplifier absolute maximum ratings to-18 metal can package description collector emitter voltage collector emitter voltage emitter base voltage collector current continuous power dissipation at ta=25c power dissipation at tc=25c operating and storage junction temperature range symbol vces vceo vebo ic pd pd tj. tstg thermal characteristics junction to case junction to ambient in free air rfh (j-c) rth (j-a) value 90 80 6.0 100 360 1.2 - 55 to +200 unit v v v ma mw w c 146 486 c/w c/w electrical characteristics (ta=25c unless specified otherwise ) description collector cut off current emitter cut off current collector emitter voltage collector emitter voltage emitter base voltage collector emitter saturation voltage base emitter on voltage base emitter saturation voltage dc current gain symbol ices 'ebo vces vceo vebo *vce (sat) vbe (on) *vbe (sat) *hfe test condition vce=70v, vbe=0 vce=70v, vbe=0, ta=150c veb=4v, lc=0 lc=10ua, vbe=0 lc=1ma, ib=0 !e=10ua, lc=0 lc=10ma, lb=0.5ma lc=50ma, lb=5ma lc=1ma,vce=5v lc=10ma, lb=0.5ma lc=50ma, !b=5ma |c=1ua,vce=5v lc=10ua,vce=5v lc=100ua,vce=5v lc=1 ma, vce=5v lc=10ma, vce=5v min 90 80 6.0 70 125 125 125 typ 0.65 130 max 10 10 10 0.25 0.40 0.9 0.95 230 280 unit na ua na v v v v v v v v nj semi-conductors reserves the right to change test conditions, parameter limits and package dimensions without notice. information furnished by nj semi-conductors is believed to be both accurate and reliable at the time of going to press. however, nj semi-conductors assumes no responsibility for any errors or omissions discovered in its use. nj semi-conductors encourages customers to verify that datasheets are current before placing orders. quality semi-conductors
small signal characteristics description small signal current gain transition frequency emitter base capacitance collector base capacitance noise figure input impedance reverse voltage ratio output admittance symbol hfe fr cet,o ccbo nf hie hre hoe test condition lc=1ma, vce=5v, f=1khz lc=0.5ma, vce=5v, f=20mhz vb=0.5v, lc=0, f=1mhz vcb=5v, !e=0,f=1mhz lc=20ua, vce=5v, rg=10kfi, f=1khz f=10to 10000 hz lc=1ma,vce=5v, f=1 khz lc=1ma, vce=5v, f=1 khz lc=1ma, vce=5v, f=1khz min 40 typ 250 6.5 2.5 15 max 15 6.0 2.5 3.5 unit mhz pf pf db db kfi x10'4 (is to-18 metal can package a ? b i o i dim a b c d e f g h j k l min 524 4.52 4.31 0.40 ? ? ? 0.91 0.71 1270 max 5.84 4.97 5.33 0.53 0.76 1.27 2.97 1.17 1.21 ? 45deg
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