DMD1010 DMD1010-a document number 6678 issue 2 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, 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 encourages customers to verify that datasheets are current before placing orders. p d power dissipation bv dss drain ? source breakdown voltage * bv gss gate ? source breakdown voltage* i d(sat) drain current* t stg storage temperature t j maximum operating junction temperature 648w (389w -a version) 70v 20v 20a ?65 to 150c 200c mechanical data gold metallised multi-purpose silicon dmos rf fet 125w ? 28v ? 500mhz push?pull applications ? vhf/uhf communications from 1 mhz to 500 mhz metal gate rf silicon fet tetrafet * per side features ? suitable for broad band applications ? simple bias circuits ? ultra-low thermal resistance ? beo free ? low crss ? high gain ? 13 db minimum m k j i o n a c ( 2p l s ) d f e ( 4p l s ) b g ( t y p ) p ( 2p l s ) 1 54 3 2 h d1 pin 1 source (common) pin 2 drain 1 pin 3 drain 2 pin 4 gate 2 pin 5 gate 1 dim millimetres tol. inches tol. a 15.24 0.50 0.600 0.020 b 10.80 0.13 0.425 0.005 c 45 5 45 5 d 9.78 0.13 0.385 0.005 e 8.38 0.13 0.330 0.005 f 27.94 0.13 1.100 0.005 g 1.52r 0.13 0.060r 0.005 h 10.16 0.15 0.400 0.006 i 21.84 0.23 0.860 0.009 j 0.10 0.02 0.004 0.001 k 1.96 0.13 0.077 0.005 m 1.02 0.13 0.040 0.005 n 4.45 0.38 0.175 0.015 o 34.04 0.13 1.340 0.005 p 1.63r 0.13 0.064r 0.005 rohs compliant
DMD1010 DMD1010-a document number 6678 issue 2 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, 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 encourages customers to verify that datasheets are current before placing orders. parameter test conditions min. typ. max. unit 70 4 1 17 3.2 0.1 13 50 20:1 240 100 10 v gs = 0 i d = 100ma v ds = 28v v gs = 0 v gs = 20v v ds = 0 i d = 10ma v ds = v gs v ds = 10v i d = 4a i d = 1a v ds = v gs p o = 125w v ds = 28v i dq = 2a f = 400mhz v ds = 28v v gs = ?5v f = 1mhz v ds = 28v v gs = 0 f = 1mhz v ds = 28v v gs = 0 f = 1mhz v ma a v mhos v db % ? pf pf pf electrical characteristics (t case = 25c unless otherwise stated) drain?source breakdown voltage zero gate voltage drain current gate leakage current gate threshold voltage* forward transconductance* gate threshold voltage matching between sides common source power gain drain efficiency load mismatch tolerance input capacitance output capacitance reverse transfer capacitance r thj?case thermal resistance junction ? case max. 0.27c / w 0.45 c / w -a version thermal data * pulse test: pulse duration = 300 s , duty cycle 2% total device per side per side bv dss i dss i gss v gs(th) g fs v gs(th)match g ps vswr c iss c oss c rss
DMD1010 DMD1010-a document number 6678 issue 2 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, 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 encourages customers to verify that datasheets are current before placing orders. 0 50 100 150 200 p out w 0 5 10 15 20 gain db gain (db) vds = 28v idq = 2a f =400mhz 0 50 100 150 200 p out w 0 10 20 30 40 50 60 70 80 efficiency % efficiency (%) vds = 28v idq = 2a f =400mhz figure 1 ? gain vs. power output. figure 2 ? efficiency vs. power output. 0 50 100 150 200 p out w pep -60 -50 -40 -30 -20 -10 imd3 dbc f 1 = 400 mhz f 2 = 400.1 mhz v ds = 28v i dq = 2a figure 3 ? imd vs. power output
DMD1010 DMD1010-a document number 6678 issue 2 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, 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 encourages customers to verify that datasheets are current before placing orders. 0 5 10 15 20 25 30 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 v ds (v) i ds (a) v g =13 v v g =12 v v g =11 v v g =10 v v g =9v v g =8 v v g =7 v v g =6 v v g =5 v 1 10 100 1000 0 5 10 15 20 25 30 v ds v capacitance pf output capacitance input capacitance reverse transfer capacitance figure 4 ? typical iv characteristics. figure 5 ? typical cv characteristics.
DMD1010 DMD1010-a document number 6678 issue 2 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, 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 encourages customers to verify that datasheets are current before placing orders. t5 t6 l2 2-18pf 10nf 30pf 680pf 680pf 2-18pf 30pf 5x5mm contact p ad 5x5mm contact pad t1 2-18pf 2-18pf 5.6k 3k t2 t3 91pf 100nf 5x5mm contact pad 5x5mm contact pad 100uf t4 l1 100nf 100 91pf DMD1010 DMD1010 +28v gate-bias substrate 1.6mm ptfe/ glass, er= 2.5 all microstrip lines w= 4.4mm DMD1010 test fixture t1 12cm 50 ut85 semi-rigid coax on ferrite core t2,3 7.5cm 15 ut85-15 semi-rigid coax t4,5 7cm 15 ut85-15 semi-rigid coax t6 11cm 50 ut85 semi-rigid coax on ferrite core l1 6.5 turns 25swg enamelled copper wire on fair-rite ft50b-43 core l2 6.5 turns 25swg enamelled copper wire, 4mm internal diameter
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