? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additi onal data sheets and product information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 1 non magnetic smq melf pin diode v2 MA4P7452F-1072T advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. features ? non-magnetic package suitable for mri applications ? rectangular melf smq ceramic package ? hermetically sealed ? low rs for low series loss ? long l for lower intermodulation distortion ? low c j for high series isolation ? high average incident power handling ? rohs compliant description the MA4P7452F-1072T is a surface mountable pin diode in a non-magnetic, m etal e lectrode l eadless f aced (melf) package. the device incorporates m/a-com technology solutions time proven hipax technology to produce a low inductance ceramic package with no ribbons or whisker wires. incorporated in the package is a hard glass passivated, cermachip? pin chip that is full face bonded on both the cathode and anode to maximize surface area for the lowest electrical and thermal resistance. the package utilizes a non-magnetic plating process that provides for a package with extremely low permeability. the MA4P7452F-1072T has been comprehensively characterized both electrically and mechanically to ensure repeatable and predictable performance. the non-magnetic ma4p7452 f-1072 t is the electrical equivalent of its magneti c counterpart the ma4p7002f-1072t. applications this diode is well suited for use in low loss, low distortion, high power switching circuits and can be used in high magnetic field environments at hf through uhf frequencies. the low thermal resistance of this dev ice provides excellent performance at high rf power incident levels, up to 100 watts cw. this device is designed to meet the most demanding electrical and mechanical mri environments. designed for automated assembly these smq pin diodes are designed for high volume tape and reel assembly. the rectangular package design provides for highly efficient automatic pick and place assembly techniques. the parallel flat surfaces are suitable for key jaw or vacuum pickup. all solderable surfaces are tin plated and compatible with reflow and vapor phase soldering methods. parameter absolute maximum operating temperature -65 c to +125c storage temperature -65 c to +150c diode junction temperature +175 c continuous diode mounting temperature +235c for 10 seconds forward d.c. current + 250 ma reverse d.c. voltage @ -10ua l - 150 v l rf c.w. incident power + 50 dbm c.w. absolute maximum ratings 1 @ 25c 1. exceeding these limits may cause permanent damage.
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 2 non magnetic smq melf pin diode v2 MA4P7452F-1072T advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. electrical specificat ions @ +25 c parameter symbol condition unit value forward voltage (maximum) v f i f = +100 ma 1.0 v dc voltage rating (minimum) v r ir = -10 ua l ? 150 l v dc total capacitance (maximum) c t -100 v @ 100 mhz 0.7 pf series resistance (maximum) r s +100 ma @ 100 mhz 0.9 ohms parallel resistance (minimum) r p -10 v @ 100 mhz 75 k : carrier lifetime (nominal) w l +6 ma / -10 ma @ (50% - 90% voltage) 9 s i-region length (nominal) p m - 175 p m c.w. thermal resistance (maximum) t i h = 1a, i l = 10 ma, t = 1 ms 15 c/w power dissipation in free air (maximum) w i f = +100 ma 4 w power dissipation (maximum) p d i f = +100 ma 10 w environmental capability melf devices are appropriate for use in industrial and military applications and can be screened to meet the environmental requirements of mil-std-750, mil-std-202 as well as other military standards. the table below lists some of the mil-std 750 tests the device is designed to meet. test method description high temperature storage 1031 +150c, for 340 hours temperature shock 1051 -65c to +150c, 20 cycles htrb 1038 80% of rated v b , +150c, for 96 hours moisture resistance 1021 no initial conditioning, 85% rh, +85c gross leak 1071 cond. e dye penetrant visual vibration fatigue 2046 20,000g?s, 60hz, x, y, z axis solderability 2026 test temperature = +245c
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 3 non magnetic smq melf pin diode v2 MA4P7452F-1072T advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. typical electrical performance @ +25c MA4P7452F-1072T rs vs i 0.1 1 10 100 1000 0.01 0.10 1.00 10.00 100.00 i ( m a ) rs ( ohms ) r s_100 m hz r s_1000 mh z 100 m hz 1000 mhz MA4P7452F-1072T rp vs voltage 1.0e+03 1.0e+04 1.0e+05 0.1 1.0 10.0 100.0 voltage ( v ) rp ( ohms ) rp_1500 mh z
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 4 non magnetic smq melf pin diode v2 MA4P7452F-1072T advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. typical electrical performance @ +25c MA4P7452F-1072T ct vs voltage 0.10 1.00 0.1 1.0 10.0 100.0 voltage ( v ) ct ( pf ) ct_100 m hz ct_1500 m hz 1500 m hz 100 mh z MA4P7452F-1072T ls vs frequency 0.10 1.00 100.0 10 0 0 . 0 frequency ( mh z ) ls ( n h ) ls_50 ma
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 5 non magnetic smq melf pin diode v2 MA4P7452F-1072T advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. typical non-magnetic performance typical magnetic properties of non -magnetic MA4P7452F-1072T device vs. conventional ma4p7002f-1072t magnetic device magnetic property MA4P7452F-1072T ma4p7002f-1072t saturation moment (emu) @ h = h max oersteads 2.3 x e-4 2.1 x e-2 remanance moment (emu) @ h = 0 oersteads 4.2 x e-8 7.1 x e-3 coercivity (oersteads) @ emu = 0 moment 1.0 59.2 comparison of magnetic moment for ma4p7400f-1091t non-magnetic & ma4p4001f-1091t magnetic devices -1.5e-01 -1.0e-01 -5.0e-02 0.0e+00 5.0e-02 1.0e-01 1.5e-01 -1.0e+04 -8.0e+03 -6.0e+03 -4.0e+03 -2.0e+03 0.0e+00 2.0e+03 4.0e+03 6.0e+03 8.0e+03 1.0e+04 h field ( oersteads ) ma4p4001f-1091t magnetic ma4p7400f-1091t non-magnetic series 1072t comparison of magnetic moment for ma4p7400f-1072t & ma4p7002f-1072t magnetic devices ma4p7002f-1072t magnetic
? north america tel: 800.366.2266 / fax: 978.366.2266 ? europe tel: 44.1908.574.200 / fax: 44.1908.574.300 ? asia/pacific tel: 81.44.844.8296 / fax: 81.44.844.8298 visit www.macom.com for additi onal data sheets and pr oduct information. m/a-com inc. and its affiliates reserve the ri ght to make changes to the product(s) or information contained herein without notice. 6 non magnetic smq melf pin diode v2 MA4P7452F-1072T advanced: data sheets contain information regarding a product m/a-com is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. preliminary: data sheets contain information regarding a product m/a-com has under development. performance is based on engineering tests. specifications are typical. mechanical outline has been fixed. engineering samples and/or test data may be available. commitment to produce in volume is not guaranteed. dimension inches milimeters a 0.093 2.36 b 0.050 1.27 c 0.060 1.52 1072 melf surface mount package dimension package style 1072 inches mm a 0.093 2.36 b 0.050 1.27 c 0.060 1.52 b b c a circuit pad layout for melf diodes ordering information part number package MA4P7452F-1072T tape and reel melf assembly recommendations i devices may be soldered using standard 60sn/40pb or rohs co mpliant solders. all solderable surfaces of melf devices are tin plated 50 m thick to ensure an optimum connection. i for recommended sn/pb and rohs soldering profiles see application note m538 on the m/a-com tech website.
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