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 common mode choke coil used for general electronics equipment for your design. 2011.1.13 noise suppression products/emi suppression filters > common mode choke coil > wire wound type 1.2 0.2 2.0 0.2 0.9 0.1 (0.17) (0.45) (1) (2) (0.45) (4) (3) (0.4) (0.4) (in mm) : electrode impedance ( ? ) frequency (mhz) 0.1 1 10 100 1000 10000 1 10 100 1000 common mode differential mode dlw21hn670sq2 dlw21hn121sq2 dlw21hn900sq2 dlw21hn670sq2 dlw21hn121sq2 dlw21hn900sq2 dlw21hn181sq2 dlw21hn181sq2 (1) (2) (4) (3) no polarity. common mode choke coil wire wound type dlw21h series (0805 size) dimensions impedance-frequency characteristics (main items) equivalent circuit packaging code packaging minimum quantity l 180mm embossed tape 3000 b bulk(bag) 500 rated value ( p : packaging code) part number common mode impedance (at 100mhz/20 c) rated current rated voltage insulation resistance (min.) withstand voltage dc resistance operating temperature range dlw21hn670sq2 p 67ohm 25% 330ma 50vdc 10m ohm 125vdc 0.35ohm max -40 to +85 c dlw21hn900sq2 p 90ohm 25% 330ma 50vdc 10m ohm 125vdc 0.35ohm max -40 to +85 c dlw21hn121sq2 p 120ohm 25% 280ma 50vdc 10m ohm 125vdc 0.45ohm max -40 to +85 c dlw21hn181sq2 p 180ohm 25% 250ma 50vdc 10m ohm 125vdc 0.50ohm max -40 to +85 c number of circuit: 1 ! caution (rating) do not use products beyond the rated current and rated voltage 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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