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) 2011.9.8 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) lqh43p_26 series (1812 size) c dimensions 3.60.2 4.50.3 2.60.2 3.20.2 3.20.2 1.0min. 1.0min. 1.0min. (in mm) c packaging code packaging minimum quantity l 180mm embossed tape 500 k 330mm embossed tape 2500 c rated value ( p : packaging code) part number inductance rated current (based on inductance change) rated current (based on temperature rise) dc resistance self resonance frequency (min.) lqh43pn1r0n26 p 1.0h 30% 3400ma 3300ma 0.026ohm 20% 100mhz lqh43pn2r2m26 p 2.2h 20% 2300ma 2500ma 0.042ohm 20% 45mhz lqh43pn3r3m26 p 3.3h 20% 1800ma 2100ma 0.052ohm 20% 40mhz lqh43pn4r7m26 p 4.7h 20% 1400ma 1600ma 0.075ohm 20% 35mhz lqh43pn6r8m26 p 6.8h 20% 1200ma 1400ma 0.098ohm 20% 30mhz lqh43pn8r2m26 p 8.2h 20% 1100ma 1300ma 0.128ohm 20% 25mhz lqh43pn100m26 p 10h 20% 1050ma 1170ma 0.147ohm 20% 20mhz lqh43pn220m26 p 22h 20% 700ma 780ma 0.327ohm 20% 15mhz lqh43pn470m26 p 47h 20% 470ma 520ma 0.718ohm 20% 8mhz lqh43pn101m26 p 100h 20% 320ma 320ma 1.538ohm 20% 4mhz lqh43pn151m26 p 150h 20% 280ma 260ma 2.362ohm 20% 3mhz lqh43pn221m26 p 220h 20% 220ma 240ma 2.900ohm 20% 2mhz test frequency: 1mhz class of magnetic shield: magnetic shield of magnetic powder in resin operating temperature range (self-temperature rise is not included): -40 to +85c c notice (rated current) when rated current is applied to the products, inductance will be within 30% of nominal inductance value. when rated current is applied to the products, self-generation of heat will rise to 40c or less. 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) 2011.9.8 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 inductance-frequency characteristics (typ.) frequency (mhz) inductance (h) 0.1 1 10 100 1000 10000 0.1 1 10 100 1000 220h 100h 47h 22h 10h 4.7h 1.0h 2.2h c inductance-current characteristics (typ.) inductance (h) 0.1 1 10 100 1000 10 100 1000 10000 current (ma) 1.0h 2.2h 4.7h 22h 100h 10h 47h 220h c temperature rise characteristics (typ.) 0 10 20 30 40 50 temperature rise (c) current (ma) 0 800 1600 2400 3200 4000 4.7h 2.2h 10h 22h 1.0h 220h 47h 100h 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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