Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 1 EMIFILr (Inductor type) Chip Ferrite Bead BLM18K Series (0603 Size) c Dimensions c Equivalent Circuit 0.8±0.15 T 1.6±0.15 0.4±0.2 Part Number T BLM18KG_TN 0.6±0.15 BLM18KG_SN 0.8±0.15 (Resistance element becomes dominant at high frequencies.) : Electrode (in mm) c Packaging Code Packaging D 180mm Paper Tape Minimum Quantity 4000 J 330mm Paper Tape 10000 B Bulk(Bag) 1000 c Rated Value (p: packaging code) Part Number BLM18KG260TN1p Impedance (at 100MHz/20°C) Impedance (at 1GHz/20°C) Rated Current DC Resistance Operating Temperature Range 26ohm ±25% - 6000mA 0.007ohm max. -55 to +125°C BLM18KG300TN1p 30ohm ±25% - 5000mA 0.010ohm max. -55 to +125°C BLM18KG700TN1p 70ohm ±25% - 3500mA 0.022ohm max. -55 to +125°C BLM18KG101TN1p 100ohm ±25% - 3000mA 0.030ohm max. -55 to +125°C BLM18KG121TN1p 120ohm ±25% - 3000mA 0.030ohm max. -55 to +125°C BLM18KG221SN1p 220ohm ±25% - 2200mA 0.050ohm max. -55 to +125°C BLM18KG331SN1p 330ohm ±25% - 1700mA 0.080ohm max. -55 to +125°C BLM18KG471SN1p 470ohm ±25% - 1500mA 0.130ohm max. -55 to +125°C BLM18KG601SN1p 600ohm ±25% - 1300mA 0.150ohm max. -55 to +125°C Number of Circuits: 1 Continued on the following page. oThis data sheet is applied for CHIP FERRITE BEAD 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. 2012.1.10 http://www.murata.com/ Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 2 Continued from the preceding page. c Derating of Rated Current In operating temperature exceeding +85°C, derating of current is necessary for BLM18KG series. Please apply the derating curve shown in chart according to the operating temperature. Derating of Rated Current 6000 Rated Current (mA) 5000 3500 3000 2200 2000 1700 1500 1300 1000 0 0 85 125 Operating Temperature (°C) c Impedance-Frequency Characteristics (Main Items) c Impedance-Frequency Characteristics BLM18KG260TN1 800 40 BLM18KG601SN1 BLM18KG471SN1 BLM18KG331SN1 BLM18KG221SN1 BLM18KG121TN1 BLM18KG101TN1 BLM18KG700TN1 BLM18KG300TN1 BLM18KG260TN1 400 30 Impedance (Ω) Impedance (Ω) 600 Z R 20 X 10 200 0 1 10 0 1 10 100 Frequency (MHz) 1000 100 Frequency (MHz) 1000 3000 3000 Continued on the following page. oThis data sheet is applied for CHIP FERRITE BEAD 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. 2012.1.10 http://www.murata.com/ Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 3 Continued from the preceding page. c Impedance-Frequency Characteristics c Impedance-Frequency Characteristics BLM18KG300TN1 BLM18KG700TN1 40 100 Z 75 Impedance (Ω) Impedance (Ω) 30 R 20 X R 50 X 25 10 0 Z 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 100 Frequency (MHz) 1000 3000 c Impedance-Frequency Characteristics BLM18KG101TN1 BLM18KG121TN1 200 200 150 Impedance (Ω) 150 Impedance (Ω) 10 Z 100 R 50 Z R 100 X 50 X 0 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 1000 3000 BLM18KG331SN1 400 600 300 450 Impedance (Ω) Impedance (Ω) 100 Frequency (MHz) c Impedance-Frequency Characteristics BLM18KG221SN1 Z R 200 100 0 10 10 100 Frequency (MHz) R 300 150 X 1 Z X 1000 0 3000 1 10 100 Frequency (MHz) 1000 3000 Continued on the following page. oThis data sheet is applied for CHIP FERRITE BEAD 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. 2012.1.10 http://www.murata.com/ Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 4 Continued from the preceding page. c Impedance-Frequency Characteristics c Impedance-Frequency Characteristics BLM18KG471SN1 BLM18KG601SN1 800 800 600 Z Impedance (Ω) Impedance (Ω) 600 R 400 200 Z 400 R 200 X 0 1 10 100 Frequency (MHz) X 1000 0 3000 1 10 100 Frequency (MHz) 1000 3000 c !Caution/Notice !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. oThis data sheet is applied for CHIP FERRITE BEAD 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. 2012.1.10 http://www.murata.com/