microwave absorber pads MA24 7.875 200,0 15.75 400,0 .138 3,5 2.2 C2.6 ghz 2.4ghz @ -21.0db ma58 7.875 200,0 15.75 400,0 .100 2,6 5.5 C6.2 ghz 5.8ghz @ -23.5db ma100 7.875 200,0 15.75 400,0 .055 1,4 9.2 C10.8 ghz 10.0ghz @ -23.5db ma180 7.875 200,0 15.75 400,0 .040 1,0 16.5 C19.5 ghz 18.0ghz @ -24.1db MA240 7.875 200,0 15.75 400,0 .024 0,6 22.5 C25.5 ghz 24.0ghz @ -24.3db ma260 7.875 200,0 15.75 400,0 .027 0,7 25.2 C27.0 ghz 26.0ghz @ -21.4db ma380 7.875 200,0 15.75 400,0 .024 0,6 35.8 C40.2 ghz 38.0ghz @ -21.4db ma600 7.875 200,0 15.75 400,0 .035 0,9 52.0 C64.2 ghz 60.0ghz @ -21.6db ma760 7.875 200,0 15.75 400,0 .035 0,9 72.0 C80.0 ghz 76.0ghz @ -20.0db ma1100 7.875 200,0 15.75 400,0 .035 0,9 104.0 C116.0 ghz 110.0ghz @ -21.2db p ar t no. width length thickness frequency range @ -20 db peak frequency Cattenuation frequency range 2.0 mhz - 1 16.0 ghz peak frequency choices 2.4, 5.8, 10, 18, 24, 26, 38, 60, 76, 110 ghz temperature range -20?c to 110?c flammability rating ul94-v0 adhesive: temperature 0?f to 180?f -18?c to 83?c astm d-3575 tack 8.4 p.s.i. (stainless steel) astm d-3575 shear 300+ hrs. @ 2 p.s.i. @ 22?c astm d-3575 dimensions: standard 7.875w x 15.75 ? x .138max. 200,0 x 400,0 x 3,5 maximum 3-? x 65?0- x .138max 1,0 x 20,0 m x 3,5 material characteristic measure the ma series is a high frequency microwave noise absorber in a range of formulations addressing 2.5ghz to 116ghz radiations from electronic components. it has a multi-layered structure of screened coating matrixes adjusted for discrete impedance matching to absorb microwaves from a wide range of angles. microwave absorber up to 116 ghz: ma series applications: pcb s, pcb components, electronic enclosures, shielded boxes, rf equipment, vics base antennas, radar equipment, mobile phone devices, architectural shielding, rf test chambers, shielded facilities all dimensions in inches millimeters 1.6%, or 0.005 0,13 mm minimum microwaves emanating from electronic components such as the printed circuit board sketch at the right are addressed in three ways: sometimes no shielding is required; a reflective shield in the form of a local cover for the components, or the entire electronic enclosure can be fitted up as a shield; an absorber pad shield which soaks up the rf and converts it to imperceptible heat energy. the latter absorber shield method deals with the unwanted microwave energy right at the source and prevents re-radiation and reflection of the signals so that neighboring components are unaffected. microwave absorbers typical shielding approach allows reflected radiation to af fect neighboring components. noise absorber approach assimilates radiated frequencies and converts to imperceptible heat energy. absorbers shown in use below and above printed circuit board. reflective shield absorber shield absorber shield absorber shield reflective shield absorber shield absorber shield absorber shield
microwave absorber pads all dimensions in inches millimeters 1.6%, or 0.005 0,13 mm minimum microwave series: typical absorption rate by part number the following data displays the insertion loss characteristics of each formula of absorber material by part number. mulberry professional plaza ? 426 mulberry street, suite 300 ? scranton, pa 18503 tel: 570.961.5617 ? fax: 570.969.6274 ? e--ail: info@ferrishield.com ? www.ferrishield .com iso 9001:2000 registered a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 MA24 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 3.1 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 ma58 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 4.6 4.8 5.0 5.2 5.4 5.6 5.8 6.0 6.2 6.4 6.6 6.8 7.0 7.2 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 ma100 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 7 .0 7.5 8.0 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 12.5 13.0 13.5 absorption rate (-db) 0 5 1015 20 25 3035 40 ma180 absorb rate for eac h angle frequency ghz 15? angle 45? 55? 30? 15.0 15.5 16.0 16.5 17.0 17.5 18.0 18.5 19.0 19.5 20.0 20.5 21.0 21.5 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 MA240 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 21.0 21.5 22.0 22.5 23.0 23.5 24.0 24.5 25.0 25.5 26.0 26.5 27.0 27.5 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 ma260 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 23.0 23.5 24.0 24.5 25.0 25.5 26.0 26.5 27.0 27.5 28.0 28.5 29.0 29.5 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 ma380 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 35.0 35.5 36.0 36.5 37.0 37.5 38.0 38.5 39.0 39.5 40.0 40.5 41.0 41.5 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 ma600 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 54.0 55.0 56.0 57.0 58.0 59.0 60.0 61.0 62.0 63.0 64.0 65.0 66.0 67.0 a b s o r p t i o n r a t e ( - d b ) 0 5 10 15 20 25 30 35 40 ma760 absorb rate for each angle frequency ghz 15? a ngle 45? 55? 30? 69.0 71.0 72.0 73.0 74.0 75.0 76.0 77.0 78.0 79.0 80.0 81.0 82.0 83.0 absorption rate (-db) 0 5 1015 20 25 3035 40 ma1100 absorb rate for eac h angle frequency ghz 15? angle 45? 55? 30? 104.0 105.0 106.0 107.0 108.0 109.0 110.0 111.0 112.0 113.0 114.0 115.0 116.0 117.0
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