Noise Suppression Products/EMI Suppression Filters > Chip EMIFILr Inductor Type > Chip Ferrite Beads Data Sheet 1 Chip EMIFILr Inductor Type Chip Ferrite Beads BLM31A Series (1206 Size) o For your new designs, alternative parts should be used. These parts should be used only for existing design. Please consult with us for details. Dimension Equivalent Circuit 0.70.3 3.20.2 1.60.2 (Resistance element becomes dominant * BLM31AF700SN1 : 1.60.2 at high frequencies.) (in mm) Packaging Only applied to BLM31AF700SN1 Code Packaging Minimum Quantity Code Packaging Minimum Quantity L 180mm Embossed Tape 3000 L 180mm Embossed Tape 2500 K 330mm Embossed Tape 10000 K 330mm Embossed Tape 8000 B Bulk(Bag) 1000 B Bulk(Bag) 1000 Rated Value (p: packaging code) Impedance Impedance Operating Part Number Rated Current DC Resistance(max.) Number of Circuits (at 100MHz/20C) (at 1GHz/20C) Temperature Range BLM31AJ260SN1p 26ohm25% - 500mA 0.05ohm -55C to +125C 1 BLM31AF700SN1p 70ohm25% - 200mA 0.15ohm -55C to +125C 1 BLM31AJ601SN1p 600ohm25% - 200mA 0.90ohm -55C to +125C 1 Impedance-Frequency Characteristics Impedance-Frequency Characteristics BLM31AJ260SN1 BLM31AF700SN1 40 100 Z 30 75 Z R R 20 50 X 10 25 X 0 0 1 10 100 1000 1 10 100 1000 Frequency (MHz) Frequency (MHz) Continued on the following page. o This 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, its 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. 2006.11.2 Noise Suppression Products/EMI Suppression Filters > Chip EMIFILr Inductor Type > Chip Ferrite Beads Data Sheet 2 Continued from the preceding page. Impedance-Frequency Characteristics BLM31AJ601SN1 800 600 Z R 400 X 200 0 1 10 100 1000 Frequency (MHz) Caution/Notice Caution (Rating) Notice Do not use products beyond the rated current and Solderability of Tin plating termination chip might be rated voltage as this may create excessive heat deteriorated when low temperature soldering profile and deteriorate the insulation resistance. 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 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, its 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. 2006.11.2