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1 MRF373R1 mrf373sr1 motorola rf device data the rf mosfet line n?channel enhancement?mode lateral mosfets designed f or broadband commercial and industrial applications with frequen- cies from 470 ? 860 mhz. the high gain and broadband performance of these devices make them ideal for large?signal, common source amplifier applica- tions in 28 volt transmitter equipment. ? guaranteed cw performance at 860 mhz, 28 volts, narrowband fixture output power ? 60 watts power gain ? 13 db efficiency ? 50% ? typical performance at 860 mhz, 28 volts, broadband push?pull fixture output power ? 100 watts (pep) power gain ? 11.2 db efficiency ? 40% imd ? ?30 dbc ? excellent thermal stability ? 100% tested for load mismatch stress at all phase angles with 5:1 vswr @ 28 vdc, 860 mhz, 60 watts cw ? in tape and reel. r1 = 500 units per 32 mm, 13 inch reel. maximum ratings rating symbol value unit drain?source voltage v dss 65 vdc gate?source voltage v gs 20 vdc drain current ? continuous i d 7 adc total device dissipation @ t c = 25 c mrf373sr1 derate above 25 c p d 173 1.33 w w/ c storage temperature range t stg ? 65 to +150 c operating junction temperature t j 200 c thermal characteristics characteristic symbol max unit thermal resistance, junction to case mrf373sr1 r jc 0.75 c/w thermal resistance, junction to case MRF373R1 r jc 1 c/w note ? caution ? mos devices are susceptible to damage from electrostatic charge. reasonable precautions in handling and packaging mos devices should be observed. order this document by mrf373/d semiconductor technical data 470 ? 860 mhz, 60 w, 28 v lateral n?channel broadband rf power mosfets case 360b?05, style 1 ni?360 MRF373R1 case 360c?05, style 1 ni?360s mrf373sr1 ? motorola, inc. 2002 rev 6 archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
MRF373R1 mrf373sr1 2 motorola rf device data electrical characteristics (t c = 25 archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
3 MRF373R1 mrf373sr1 motorola rf device data figure 1. single?ended narrowband test circuit schematic (MRF373R1) c1 4.7 pf, b case chip capacitor, atc c2 15 pf, b case chip capacitor, atc c3 6.8 pf, b case chip capacitor, atc c4, c5, c6 10 pf, b case chip capacitor, atc c7, c8 47 pf, b case chip capacitor, atc c9 0.2 pf, b case chip capacitor, atc c10, c13 300 pf, b case chip capacitor, atc, side mounted c11 2) 2.2 f, 50 v, kemet p/n c1825c225 c12 22 f, 50 v, kemet p/n t491d226k50as c14 2) 1.0 f, 50 v, kemet p/n c1825c105 c15 10 f, 35 v, kemet p/n t491d106k35as l1 22 nh, coilcraft p/n b07t r1 1.2 k , vishay dale chip resistor (1206) r2 12 k , vishay dale chip resistor (1206) connectors n?type (female), m/a com p/n 3052?1648?10 pcb mrf373 printed circuit board rev 01, cuclad 250 (gx?0300?55), height 30 mils, r = 2.55 heatsink motorola p/n 95?11ldmoskps?1 ldmos 250 3 x 5 bedstead insert motorola p/n 95?11ldmoskps?2 insert for ldmos 250 3 x 5 bedstead end plates 2) motorola p/n 93?3mb?9, end plate for type?n connector banana jack and nut 2) johnson p/n 108?0904?001 brass banana jack 2) h.h. smith p/n sm?101 figure 2. single?ended narrowband test circuit layout (suitable for use with MRF373R1) archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
MRF373R1 mrf373sr1 4 motorola rf device data figure 3. MRF373R1 narrowband test fixture photo figure 4. single?ended narrowband test circuit schematic (mrf373sr1) c1, c2 18 pf, b case chip capacitor, atc c3 12 pf, b case chip capacitor, atc c4, c11 0.8 pf, b case chip capacitor, atc c5, c10 68 pf, b case chip capacitor, atc c6 0.3 pf, b case chip capacitor, atc c7 15 pf, b case chip capacitor, atc c8 10 pf, b case chip capacitor, atc c9 1.8 pf, b case chip capacitor, atc c20, c23 300 pf, b case chip capacitor, atc, side mounted c21 2) 2.2 f, 100 v, vishay p/n vj3640y225kxbat c24 2) 1.0 f, 50 v, kemet p/n c1825c105 c22 22 f, 35 v, kemet p/n t491d226k35as c25 10 f, 35 v, kemet p/n t491d106k35as l1 22 nh, coilcraft p/n b07t r1 1.2 k ? , vishay dale chip resistor (1206) r2 12 k ? , vishay dale chip resistor (1206) connectors n?type (female), m/a com p/n 3052?1648?10 pcb mrf373 printed circuit board rev 01, cuclad 250 (gx?0300?55), height 30 mils, r = 2.55 (new pcb?s available from cmr) heatsink motorola p/n 95?11ldmoskps?1 ldmos 250 3 x 5 bedstead insert motorola p/n 95?11ldmoskps?2s insert for ldmos 250s 3 x 5 bedstead end plates 2) motorola p/n 93?3mb?9, end plate for type?n connector banana jack and nut 2) johnson p/n 108?0904?001 brass banana jack 2) h.h. smith p/n sm?101 archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
5 MRF373R1 mrf373sr1 motorola rf device data figure 5. single?ended narrowband test circuit layout (suitable for use with mrf373sr1) archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
MRF373R1 mrf373sr1 6 motorola rf device data typical characteristics for MRF373R1 in single?ended fixture ? ? ? ? 400 0.921 182 2.23 52 0.009 39 0.824 184 450 0.922 181 1.95 49 0.009 53 0.832 184 500 0.924 180 1.70 46 0.010 64 0.841 184 550 0.926 179 1.49 42 0.011 72 0.851 183 600 0.929 178 1.31 38 0.013 78 0.860 183 650 0.932 177 1.16 35 0.015 81 0.870 182 700 0.936 176 1.03 31 0.017 82 0.881 182 750 0.940 176 0.93 28 0.019 82 0.892 181 800 0.945 175 0.84 26 0.021 82 0.904 180 850 0.951 174 0.78 24 0.023 80 0.917 180 900 0.957 173 0.72 24 0.025 78 0.929 179 archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
7 MRF373R1 mrf373sr1 motorola rf device data figure 10. mrf373sr1 broadband push?pull component layout archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
MRF373R1 mrf373sr1 8 motorola rf device data table 2. mrf373sr1 broadband push?pull application parts list designation description c1 1.0 pf, avx, p12101j1r0bbt c2, c4, c10 10 pf, avx, p12101j100gbt c3a, b 120 pf, 300 v, avx, aq149m121jajbe c5, c6, c9 12 pf, avx, p12101j120gbt c7, c8 18 pf, avx, p12101j180gbt c11 6.8 pf, avx, p12101j6r8bbt c12 4.7 pf, avx, p12101j4r7bbt c13, c18a, b 3.3 pf, avx, p12101j3r3bbt c14a, b 100 pf, 500 v, avx, aq147m101jajbe c15 2.7 pf, avx, p12101j2r7bbt c16a, b 3.3 f, 100 v, vitramon p/n vj3640y335kxbat c17a, b, c19a, b 22 f, 35 v, kemet p/n t491d226k35as l1a, b, l3a, b, l4, l5 8.0 nh, coilcraft p/n a03t l2, l6 12.5 nh, coilcraft p/n a04t r1a, b 22 ? , vishay dale chip resistor, 1/4 w (1206) r2a, b 10 ? , vishay dale chip resistor, 1/4 w (1206) r3 390 ? , vishay dale chip resistor (1206) r4 2.4 k ? , vishay dale chip resistor (1206) r5t 470 ? thermistor, koa speer mot p/n 0680149m01 pcb mrf373 pp printed circuit board rev 2c, rogers ro4350, height 30 mils, = 3.48 balun a, b vertical 660 mhz broadband balun, printed circuit board rev 01, rogers ro3010, height 50 mils, = 10.2 archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
9 MRF373R1 mrf373sr1 motorola rf device data typical two?tone broadband characteristics figure 11. intermodulation distortion versus output power (mrf373s broadband push?pull fixture) figure 12. broadband power gain versus output power (mrf373s broadband push?pull fixture) figure 13. efficiency versus output power (mrf373s broadband push?pull fixture) archived by freescale sem iconductor, inc. 2005 a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5
MRF373R1 mrf373sr1 10 motorola rf device data notes a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5 archived by freescale sem iconductor, inc. 2005
11 MRF373R1 mrf373sr1 motorola rf device data package dimensions case 360b?05 issue f ni?360 MRF373R1 g e c

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case 360c?05 issue d ni?360s mrf373sr1
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m (insulator) t n (lid) a (flange) a k 2x pin 3 > > > > > > > > a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5 archived by freescale sem iconductor, inc. 2005
MRF373R1 mrf373sr1 12 motorola rf device data motorola reserves the right to make changes without further notice to any products herein. motorola makes no warranty, represen tation, or guarantee regarding the suitability of its products for any particular purpose, nor does motorola assume any liability arising out of the applicati on or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. ?typical? param eters can and do vary in different applications and actual performance may vary over time. all operating parameters, including ?typicals?, must be validated for e ach customer application by customer?s technical experts. motorola does not convey any license under its patent rights nor the rights of others. motorola 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 s upport or sustain life, or for any other application in which the failure of the motorola product could create a situation where personal injury or death may occur. should buyer purch ase or use motorola products for any such unintended or unauthorized application, buyer shall indemnify and hold motorola and its officers, employe es, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly o r indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that motorola was negligent regarding the design or manufacture of the part. motorola and the stylized m logo are registered in the us patent & trademark office. all other product or service names are the property of their respective owners. motorola, inc. is an equal opportunity/affirmative action employer. motorola, inc. 2002. how to reach us: usa/europe/locations not listed : motorola literature distribution; p.o. box 5405, denver, colorado 80217. 1?303?675?2140 or 1?800?441?2447 japan : motorola japan ltd.; sps, technical information center, 3?20?1, minami?az abu. minato?ku, tokyo 106?8573 japan. 8 1?3?3440?3569 asia/pacific : motorola semiconductors h.k. ltd.; silicon harbour centre, 2 da i king street, tai po industrial estate, tai po, n.t. hong kon g. 852?26668334 technical information center: 1?800?521?6274 home page : http://www .motorola.com/semiconductors/ mrf373/d
a r c h i v e d 2 0 0 5 a r c h i v e d 2 0 0 5 archived by freescale sem iconductor, inc. 2005

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