1 non magnetic melf pin diode v2 MA4P7435NM-1091T advanced: data sheets contain information regarding a product m/a-com technology solutions 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 technology solutions 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. ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.4155721 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. designed for automated assembly features ? non-magnetic package suitable for mri applications ? rectangular melf smq ceramic package ? low r s for low series loss ? longer l for low inter-modulation distortion ? high average incident power handling ? rohs compliant description and applications the MA4P7435NM-1091T is a surface mountable pin diode in a non-magnetic, metal electrode leadless faced (melf) package. the device incorporates m/a-com technology?s proven hipax technology to pro duce a low inductance ceramic package with no ribbons or whisker wires. the package utilizes m/a- com technology?s new non-magnetic plating process to provide an extremely low magnetic permeability, hermetically sealed package. incorporated in the package is a glass passivated pin chip that is full face bonded on both the cathode and anode to maximize surface area for lower series and thermal resistance. the MA4P7435NM-1091T has been comprehensively characterized both electrically and mechanically to ensure repeatable and predictable performance. the diode is well suited for use in low loss, low distortion, high power switching circuits and is especially designed for use in high magnetic field environments from hf through uhf frequencies. the low thermal resistance of this device also provides excellent performance at high incident rf power levels. this device has been designed to perform well in the most rigorous electrical and mechanical mri environments. these smq pin diodes are designed for high volume tape and reel assembly. the rectangular package design provides for ease of use in most automatic pick and place assembly operations. the parallel flat surfaces are suitable for key jaw or vacuum pickup techniques. all solder able surfaces are tin plated and compatible with reflow and vapor phase soldering methods. parameter absolute maximum operating temperature -65c to +125c storage temperature -65c to +150c diode junction temperature +175c continuous diode mounting temperature +265c for 10 seconds forward d.c. current +500ma reverse d.c. voltage @ -10 a -1100v rf c.w. incident power + 60dbm c.w. absolute maximum ratings 1 @ 25c 1. exceeding these limits may cause permanent damage.
2 non magnetic melf pin diode v2 MA4P7435NM-1091T advanced: data sheets contain information regarding a product m/a-com technology solutions 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 technology solutions 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. ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.4155721 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. electrical specifications @ t amb = +25c test parameters symbol units conditions min. typ. max. total capacitance c t pf 1mhz / 100v - - 3.0 1 series resistance r s ? 63.6mhz / 100ma - - 0.30 2,3 series resistance r s ? 63.6mhz / 300ma - - 0.20 2,3 parallel resistance r p ? 63.6mhz / 0v 4k - - forward voltage v f v +100ma .9 1.0 reverse voltage v r v -10a 1100 - - reverse current i r na -880v - - 100 carrier lifetime 4 t l s i f 10ma /i r 6ma 10 14 - thermal resistance c/w - - 3 5 series resistance r s ? 63.6mhz / 200ma - - 0.25 2,3 environmental capability melf devices are applicable for use in commercial and milit ary applications and are designed 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 typical mil-std 750 te sts the devices are designed to meet . test method description high temperature storage 1031 +150c, for 340 hours temperature shock 1051 -65c to +125c, 20 cycles htrb 1038 880v, +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, 60 hz, x, y, z axis solderability 2026 test temperature = +245c mil-std-750 1. total capacitance is equivalent to t he sum of the chip junction capacitance cj plus package parasitic capacitance . 2. series resistance r s is the sum of the chip to package contac t resistance plus junction resistance rj. 3. rs is measured on an hp4291a . 4. measured from 50% of contro l voltage to 90% of output voltage
3 non magnetic melf pin diode v2 MA4P7435NM-1091T advanced: data sheets contain information regarding a product m/a-com technology solutions 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 technology solutions 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. ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.4155721 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. typical non-magnetic performance table 1 - typical magnetic properties non-magnetic MA4P7435NM-1091T vs. magnetic ma4p4001f-1091t magnetic property MA4P7435NM-1091T value ma4p4001-1091t value saturation moment (emu) @ h = h max oersteads 1.0 x e-3 1.2 x e-1 remanance moment (emu) @ h = 0 oersteads 1.5 x e-6 3.4 x e-2 coercivity (oersteads) @ emu = 0 moment 3.0 51.3 device magnetic moment (emu) 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 non magnetic MA4P7435NM-1091T MA4P7435NM-1091T non magnetic
4 non magnetic melf pin diode v2 MA4P7435NM-1091T advanced: data sheets contain information regarding a product m/a-com technology solutions 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 technology solutions 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. ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.4155721 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. mechanical outline case style 1091 dimensions in inches (mm) a square min. / max. b min. / max. c min. / max. 0.138 / 0.155 (3.50/ 3.94) 0.180 / 0.200 (4.57/ 5.08) 0.008 / 0.030 (.203 / .762) ordering information part number package MA4P7435NM-1091T tape and reel (500pcs/reel) circuit pad layout b b c a dimension package style 1091 inches mm a 0.150 3.81 b 0.050 1.27 c 0.100 2.54 a a b c solderable surfaces cathode
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