1 data sheet ! note: 1. this datasheet is downloaded from the website of murata manufacturing co., ltd. therefore, it?s speci? cations are subject to 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 speci? cations because there is no space for detailed speci? cations. therefore, please approve our product speci? cations or transact the approval sheet for product speci? cations before ordering. http://www.murata.com/ 1 inductors (coils) > chip inductor (chip coil) > power inductor (wire wound type for choke) 2011.11.2 o this data sheet is applied for chip inductors (chip coils) used for general electronics equipment for your design. chip inductor (chip coil) power inductor (wire wound type for choke) lqw18c series (0603 size) c dimensions 1.60.15 0.80.15 0.80.15 (0.2) 0.40.1 0.40.1 (in mm) c packaging code packaging minimum quantity d 180mm paper tape 4000 b bulk(bag) 500 c rated value ( p : packaging code) part number inductance test frequency rated current max. of dc resistance self resonance frequency (min.) lqw18cn4n9d00 p 4.9nh 0.5nh 10mhz 2600ma 0.015ohm 2300mhz lqw18cn15nj00 p 15nh 5% 10mhz 2200ma 0.025ohm 2000mhz lqw18cn33nj00 p 33nh 5% 10mhz 1700ma 0.035ohm 1800mhz lqw18cn55nj00 p 55nh 5% 10mhz 1500ma 0.045ohm 1600mhz lqw18cn85nj00 p 85nh 5% 10mhz 1400ma 0.060ohm 1380mhz LQW18CNR10K00 p 100nh 10% 10mhz 1000ma 0.10ohm 1260mhz lqw18cnr12j00 p 120nh 5% 10mhz 1100ma 0.085ohm 1200mhz lqw18cnr16j00 p 160nh 5% 10mhz 1000ma 0.10ohm 900mhz lqw18cnr21j00 p 210nh 5% 10mhz 800ma 0.15ohm 720mhz lqw18cnr27j00 p 270nh 5% 10mhz 750ma 0.16ohm 660mhz lqw18cnr33j00 p 330nh 5% 10mhz 630ma 0.25ohm 600mhz lqw18cnr39j00 p 390nh 5% 10mhz 620ma 0.28ohm 570mhz lqw18cnr47j00 p 470nh 5% 10mhz 500ma 0.45ohm 555mhz lqw18cnr56j00 p 560nh 5% 10mhz 450ma 0.48ohm 540mhz lqw18cnr65j00 p 650nh 5% 10mhz 430ma 0.52ohm 510mhz class of magnetic shield: no magnetic shield operating temperature range (self-temperature rise is not included): -40 to +85c only for re? ow soldering. continued on the following page.
2 data sheet ! note: 1. this datasheet is downloaded from the website of murata manufacturing co., ltd. therefore, it?s speci? cations are subject to 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 speci? cations because there is no space for detailed speci? cations. therefore, please approve our product speci? cations or transact the approval sheet for product speci? cations before ordering. http://www.murata.com/ 2 inductors (coils) > chip inductor (chip coil) > power inductor (wire wound type for choke) 2011.11.2 o this data sheet is applied for chip inductors (chip coils) used for general electronics equipment for your design. continued from the preceding page. c impedance-frequency characteristics (typ.) 1 10 100 1000 10000 1000 10000 100 10 1 0.1 0.01 frequency (mhz) impedance ( ) 650nh 330nh 100nh 4.9nh c inductance-current characteristics (typ.) 0.1 1 10 100 1000 10 100 1000 current (ma) inductance (nh) 650nh 330nh 100nh 4.9nh c ! caution/notice ! caution (rating) do not use products beyond the rated current as this may create excessive heat. notice solderability of tin plating termination chip might be deteriorated when low temperature soldering pro le where peak solder temperature is below the tin melting point is used. please con rm the solderability of tin plating termination chip before use.
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