small signal npn rf transistor semelab limited reserves the right to change test c onditions, parameter limits and package dimensions without notice. information furnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any errors or omissions discovered in its use. semelab encourage s customers to verify that datasheets are current before placing o rders. semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8347 issue 1 page 1 of 4 BFR92, BFR92a silicon planar epitaxial npn transistor hermetic ceramic surface mount package (sot23 compatib le) suitable for uhf applications up to 1.0ghz space level and high-reliability screening options av ailable absolute maximum ratings (t a = 25c unless otherwise stated) v cbo collector ? base voltage 20v v ceo collector ? emitter voltage 15v v ebo emitter ? base voltage 2v i c collector current 25ma i cm collector peak current 35ma i b base current 4ma p d total power dissipation at t a = 25c 250mw derate above 25c 2mw/c t j junction temperature range -65 to +150c t stg storage temperature range -55 to +150c thermal properties symbols parameters min. typ. max. units r ja thermal resistance, junction to ambient 500 c/w
small signal npn rf transistor BFR92, BFR92a semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8347 issue 1 page 2 of 4 electrical characteristics (t a = 25c unless otherwise stated) symbols parameters test conditions min. typ. max. units v (br)cbo (1) collector-base breakdown voltage i c = 10a i e = 0 20 v (br)ceo (1) collector-emitter breakdown voltage i c = 1.0ma i b = 0 15 v (br)ebo (1) collector-emitter breakdown voltage i c = 10a i c = 0 2 v i cbo collector-base cut-off current v cb = 10v i e = 0 50 i ceo collector-emitter cut-off current (BFR92a) v cb = 10v i b = 0 50 i ebo emitter-base cut-off current (BFR92a) v eb = 1.0v i c = 0 10 na i c = 14ma v ce = 10v BFR92 25 h fe (1) forward-current transfer ratio BFR92a 40 dynamic characteristics i c = 14ma v ce = 10v f t (2) transition frequency f = 500mhz 5 ghz c eb (2) emitter base capacitance v eb = 0.5v, i c = 0, f = 1.0mhz 0.4 v cb = 10v, i e = 0, f = 1.0mhz BFR92 0.5 c cb (2) collector base capacitance BFR92a 0.6 pf i c = 2ma, v ce = 10v f = 500mhz for BFR92 2.4 n f (2) noise figure f = 800mhz for BFR92a 1.8 i c = 14ma, v ce = 10v f = 500mhz for BFR92 18 g um (2) maximum unilateral power gain f = 800mhz for BFR92a 16 i c = 14ma, v ce = 10v r l = 500 , v o = 150mv f = 500mhz for BFR92 -60 d im3 (2) intermodulation distortion f = 800mhz for BFR92a -60 db notes notes notes notes (1) pulse width 300us, 2% (2) by design, not measured as a production test.
small signal npn rf transistor BFR92, BFR92a semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8347 issue 1 page 3 of 4 mechanical data dimensions in mm (inches) * the additional contact provides a connection to t he lid in the application. connecting the metal lid to a known electrical potential stops deep dielectric discharge in space applications; see the space weather link www.semelab.co.uk/mil/lcc1_4 on the semelab web site. package variant to be specified at order. other package outlines may be available ? contact s emelab sales to enquire 2 1 0.51 0.10 (0.02 0.004) r0.31 (0.012) 1.91 0.10 (0.075 0.004) 3.05 0.13 (0.12 0.005) 2.54 0.13 (0.10 0.005) 0.76 0.15 (0.03 0.006) 1.40 (0.055) max. 0.31 (0.012) rad. 3 1.02 0.10 (0.04 0.004) 2 1 0.51 0.10 (0.02 0.004) 1.91 0.10 (0.075 0.004) 3.05 0.13 (0.12 0.005) 2.54 0.13 (0.10 0.005) 0.76 0.15 (0.03 0.006) 1.40 (0.055) max. 0.31 (0.012) rad. r0.31 (0.012) 3 1.02 0.10 (0.04 0.004) 4 r0 .5 6 ( 0.0 22 ) c1a (underside view) pad 1 - base pad 2 - emitter pad 3 - collector c1b (underside view) pad 1 - base pad 2 - emitter pad 3 ? collector pad 4 ?lid contact ground *
small signal npn rf transistor BFR92, BFR92a semelab limited semelab limited semelab limited semelab limited coventry road, lutterworth, leicestershire, le17 4 jb telephone +44 (0) 1455 556565 fax +44 (0) 1455 5526 12 email: sales@semelab-tt.com website: http://www.semelab-tt.com document number 8347 issue 1 page 4 of 4 screening options space level (jqrs/esa) and high reliability options a re available in accordance with the high reliability and screening options handbook available for download from the from the tt electronics semelab web site. esa quality level products are based on the testing procedures specified in the generic escc 5000 and in the corresponding part detail specifications. semelabs qr216 and qr217 processing specifications (jqrs), in conjunction with the companies iso 9001: 2000 approval present a viable alternative to the america n mil- prf-19500 space level processing. qr217 (space level quality conformance) is based on the quality conformance inspection requirements of mil- prf- 19500 groups a (table v), b (table via), c (table vi i) and also esa / escc 5000 (chart f4) lot validation tests. qr216 (space level screening) is based on the scree ning requirements of mil-prf-19500 (table iv) and also e sa /escc 5000 (chart f3). jqrs parts are processed to the device data sheet a nd screened to qr216 with conformance testing to q217 groups a and b in accordance with mil-std-750 method s and procedures. additional conformance options are available, for ex ample pre-cap visual inspection, buy-off visit or data pac ks. these are chargeable and must be specified at the o rder stage (see ordering information). minimum order quantities may apply. alternative or additional customer specific conforma nce or screening requirements would be considered. contact semelab sales with enquires. marking details screened parts are typically marked with specificat ion number, serial number (or week of seal) as shown in the example below. all non screened parts are printed wi th three characters only eg. 92a. customer specific marking requirements can be arrang ed at time of order but is approximately limited to two l ines of 7 characters. this is to ensure text remains readabl e.. example marking: ordering information part number is built from part and screening level. the part number can be extended to include the additional op tions as shown below. type ? see electrical stability characteristics tab le package variant ? see mechanical data screening level ? see screening options (esa / jqrs) additional options: customer pre-cap visual inspection .cvp customer buy-off visit .cvb data pack .da solderability samples .ss scanning electron microscopy .sem radiography (x-ray) .xray total dose radiation test .rad mil-prf-19500 (qr217) group b charge .grpb group b destructive mechanical samples .gbdm (12 pi eces) group c charge .grpc group c destructive electrical samples .gcde (12 pi eces) group c destructive mechanical samples .gcdm (6 pie ces) esa/escc lot validation testing (subgroup 1) charge .lvt1 lvt1 destructive samples (environmental) .l1de (15 pieces) lvt1 destructive samples (mechanical) .l1dm (15 pie ces) lot validation testing (subgroup 2) charge .lvt2 lvt2 endurance samples (electrical) .l2d (15 pieces ) lot validation testing (subgroup 3) charge .lvt3 lvt3 destructive samples (mechanical) .l3d (5 piece s) additional option notes: 1) all ?additional options? are chargeable and must be specified at order stage. 2) when group b,c or lvt is required, additional el ectrical and mechanical destructive samples must be ordered 3) all destructive samples are marked the same as o ther production parts unless otherwise requested. example ordering information: the following example is for the 4 pad packaged par t option with, jqrs screening, additional group c conformance testing and a data pack. part numbers: BFR92ac1b-jqrs (include quantity for flight parts) BFR92ac1b-jqrs.grpc (chargeable conformance option) BFR92ac1b-jqrs.gcde (charge for destructive parts) BFR92ac1b-jqrs.gcdm (charge for destructive parts) BFR92ac1b-jqrs.da (charge for data pack) customers with any specific requirements (e.g. marki ng, package or screening) may be supplied with a simila r alternative part number (there is maximum 20 charac ter limit to part numbers). requirements for deep diele ctric discharge variant (c1b) must be specified at time of order. contact semelab sales with all enquiries high reliability and screening options handbook link : http://www.semelab.co.uk/pdf/misc/documents/hirel_ and_screening_options.pdf
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