Inductors(coils)/Microchip Transformer > Chip Inductor (Chip Coil) > for Choke Large Current Type Data Sheet Chip Inductor (Chip Coil) 1 for Choke Large Current Type LQH55D Series (2220 Size) Dimensions Packaging 5.00.3 4.70.3 5.00.3 Code Packaging Minimum Quantity L 180mm Embossed Tape 350 K 330mm Embossed Tape 1500 5.70.3 1.3 min. 1.7 min. 1.3 min. (in mm) Rated Value (p: packaging code) Part Number Inductance Test Frequency Rated Current DC Resistance Self Resonance Frequency (min.) Class of Magnetic Shield LQH55DNR12M03p 0.12H20% 1MHz 6000mA 0.0098ohm 0.007ohm40% 450MHz No magnetic shield LQH55DNR27M03p 0.27H20% 1MHz 5300mA 0.014ohm 0.010ohm40% 300MHz No magnetic shield LQH55DNR47M03p 0.47H20% 1MHz 4800mA 0.0182ohm 0.013ohm40% 200MHz No magnetic shield LQH55DN1R0M03p 1.0H20% 1MHz 4000mA 0.0266ohm 0.019ohm40% 150MHz No magnetic shield LQH55DN1R5M03p 1.5H20% 1MHz 3700mA 0.0308ohm 0.022ohm40% 110MHz No magnetic shield LQH55DN2R2M03p 2.2H20% 1MHz 3200mA 0.0406ohm 0.029ohm40% 80MHz No magnetic shield LQH55DN3R3M03p 3.3H20% 1MHz 2900mA 0.0504ohm 0.036ohm40% 40MHz No magnetic shield LQH55DN4R7M03p 4.7H20% 1MHz 2700mA 0.0574ohm 0.041ohm40% 30MHz No magnetic shield LQH55DN6R8M03p 6.8H20% 1MHz 2000mA 0.1036ohm 0.074ohm40% 25MHz No magnetic shield LQH55DN100M03p 10H20% 1MHz 1700mA 0.1302ohm 0.093ohm40% 20MHz No magnetic shield LQH55DN150M03p 15H20% 1MHz 1400mA 0.21ohm 0.15ohm40% 17MHz No magnetic shield LQH55DN220M03p 22H20% 1MHz 1200mA 0.266ohm 0.19ohm40% 15MHz No magnetic shield LQH55DN330M03p 33H20% 1MHz 900mA 0.448ohm 0.32ohm40% 12MHz No magnetic shield LQH55DN470M03p 47H20% 1MHz 800mA 0.56ohm 0.40ohm40% 10MHz No magnetic shield LQH55DN680M03p 68H20% 1MHz 640mA 0.938ohm 0.67ohm40% 7.6MHz No magnetic shield LQH55DN101M03p 100H20% 100kHz 560mA 1.204ohm 0.86ohm40% 6.5MHz No magnetic shield LQH55DN151M03p 150H20% 100kHz 420mA 2.66ohm 1.9ohm40% 5.0MHz No magnetic shield LQH55DN221M03p 220H20% 100kHz 320mA 3.36ohm 2.4ohm40% 4.0MHz No magnetic shield LQH55DN331M03p 330H20% 100kHz 270mA 6.16ohm 4.4ohm40% 3.1MHz No magnetic shield LQH55DN471M03p 470H20% 100kHz 240mA 7.56ohm 5.4ohm40% 2.4MHz No magnetic shield LQH55DN681M03p 680H20% 100kHz 190mA 11.34ohm 8.1ohm40% 1.9MHz No magnetic shield LQH55DN102M03p 1000H20% 10kHz 150mA 14.42ohm 10.3ohm40% 1.7MHz No magnetic shield LQH55DN222M03p 2200H20% 10kHz 100mA 30.1ohm 21.5ohm40% 1.2MHz No magnetic shield Operating Temperature Range: -40 to +80C Only for reflow soldering. Continued on the following page. o This data sheet is applied for CHIP INDUCTORS (CHIP COILS) used for General Electronics equipment for your design. ! Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it's specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.7.2 http://www.murata.com/ Inductors(coils)/Microchip Transformer > Chip Inductor (Chip Coil) > for Choke Large Current Type Data Sheet 2 Continued from the preceding page. Part Number Inductance Test Frequency Rated Current DC Resistance Self Resonance Frequency (min.) Class of Magnetic Shield LQH55DN472M03p 4700H20% 10kHz 70mA 61.04ohm 43.6ohm40% 0.8MHz No magnetic shield LQH55DN103M03p 10000H20% 10kHz 50mA 140ohm 100ohm40% 0.5MHz No magnetic shield Operating Temperature Range: -40 to +80C Only for reflow soldering. Impedance-Frequency Characteristics (Typ.) Inductance-Current Characteristics (Typ.) 1000000 10000 10000H 10000H 10000 1000H 1000 1000 100H 100 1000H 10H 1H 10 Inductance (H) Impedance () 100000 1 0.01 0.1 1 10 100 1000 Frequency (MHz) 100 10 1 100H 10H 1H 0.01 0.1 1 10 DC Current (A) !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 profile where peak solder temperature is below the Tin melting point is used. Please confirm the solderability of Tin plating termination chip before use. o This data sheet is applied for CHIP INDUCTORS (CHIP COILS) used for General Electronics equipment for your design. ! Note: 1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it's specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering. 2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering. 2009.7.2 http://www.murata.com/