http://www.murata.com/ data sheet ! note: 1. this datasheet is downloaded from the website of murata manufacturing co., ltd. therefore, it?s specifications are subject t o change or our products in it may be discontinued without advance notice. please check with our sales representatives or product engineers bef ore ordering. 2. this datasheet has only typical specifications because there is no space for detailed specifications. therefore, please appr ove our product specifications or transact the approval sheet for product specifications before ordering. 1 o this data sheet is applied for chip ferrite bead used for general electronics equipment for your design. 2011.3.3 noise suppression products/emi suppression filters > emifil r (inductor type) > chip ferrite bead for high-ghz noise 0.35 0.15 1.6 0.1 0.8 0.1 0.8 0.1 (in mm) : electrode (resistance element becomes dominant at high frequencies.) emifil r (inductor type) chip ferrite bead for high-ghz noise blm18g series (0603 size) dimensions equivalent circuit packaging code packaging minimum quantity d 180mm paper tape 4000 j 330mm paper tape 10000 b bulk(bag) 1000 rated value ( p : packaging code) part number impedance (at 100mhz/20 c) impedance (at 1ghz/20 c) rated current dc resistance operating temperature range blm18gg471sn1 p 470ohm 25% 1800ohm 30% 200ma 1.0ohm 0.3ohm -55 to +125 c impedance ( ? ) frequency (mhz) 1 10 100 1000 3000 0 500 1000 1500 2000 blm18gg471sn1 1 10 100 1000 3000 frequency (mhz) impedance ( ? ) 0 500 1000 1500 2000 x z r number of circuits: 1 impedance-frequency characteristics (main items) impedance-frequency characteristics blm18gg471sn1 continued on the following page.
continued from the preceding page. http://www.murata.com/ data sheet ! note: 1. this datasheet is downloaded from the website of murata manufacturing co., ltd. therefore, it?s specifications are subject t o change or our products in it may be discontinued without advance notice. please check with our sales representatives or product engineers bef ore ordering. 2. this datasheet has only typical specifications because there is no space for detailed specifications. therefore, please appr ove our product specifications or transact the approval sheet for product specifications before ordering. 2 o this data sheet is applied for chip ferrite bead used for general electronics equipment for your design. 2011.3.3 noise suppression products/emi suppression filters > emifil r (inductor type) > chip ferrite bead for high-ghz noise ! caution (rating) do not use products beyond the rated current as this may create excessive heat and deteriorate the insulation resistance. notice solderability of tin plating termination chip might be deteriorated when low temperature soldering profile where peak solder temperature is below the tin melting point is used. please confirm the solderability of tin plating termination chip before use. ! caution/notice
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