Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 1 EMIFILr (Inductor type) Chip Ferrite Bead BLM21B Series (0805 Size) c Dimensions c Equivalent Circuit T E 2.0±0.2 1.25±0.2 Part Number T E (Resistance element becomes dominant at high frequencies.) BLM21B 0.85±0.2 0.5±0.2 (exclude items below) BLM21BD222SN1 1.25±0.2 0.5±0.2 BLM21BD272SN1 1.25±0.2 0.3±0.2 : Electrode (in mm) c Packaging Code Packaging Minimum Quantity D 180mm Paper Tape 4000 J 330mm Paper Tape 10000 B Bulk(Bag) 1000 ÊUÊ"ÞÊ>««i`ÊÌÊBLM21BD222SN1/21BD272SN1 Code *>V>}} ÕÊ+Õ>ÌÌÞ L 180mm Plastic Tape 3000 K 330mm Plastic Tape 10000 B Bulk(Bag) 1000 c Rated Value (p: packaging code) Part Number Impedance (at 100MHz/20°C) Impedance (at 1GHz/20°C) Rated Current DC Resistance Operating Temperature Range BLM21BD121SN1p 120ohm ±25% - 200mA 0.25ohm max. -55 to +125°C BLM21BD151SN1p 150ohm ±25% - 200mA 0.25ohm max. -55 to +125°C BLM21BD221SN1p 220ohm ±25% - 200mA 0.25ohm max. -55 to +125°C BLM21BD331SN1p 330ohm ±25% - 200mA 0.30ohm max. -55 to +125°C BLM21BD421SN1p 420ohm ±25% - 200mA 0.30ohm max. -55 to +125°C BLM21BD471SN1p 470ohm ±25% - 200mA 0.35ohm max. -55 to +125°C BLM21BD601SN1p 600ohm ±25% - 200mA 0.35ohm max. -55 to +125°C BLM21BD751SN1p 750ohm ±25% - 200mA 0.40ohm max. -55 to +125°C BLM21BD102SN1p 1000ohm ±25% - 200mA 0.40ohm max. -55 to +125°C BLM21BD152SN1p 1500ohm ±25% - 200mA 0.45ohm max. -55 to +125°C BLM21BD182SN1p 1800ohm ±25% - 200mA 0.50ohm max. -55 to +125°C BLM21BD222TN1p 2200ohm ±25% - 200mA 0.60ohm max. -55 to +125°C BLM21BD222SN1p 2250ohm (Typ.) - 200mA 0.60ohm max. -55 to +125°C BLM21BD272SN1p 2700ohm ±25% - 200mA 0.80ohm max. -55 to +125°C BLM21BB050SN1p 5ohm ±25% - 1000mA 0.02ohm max. -55 to +125°C BLM21BB600SN1p 60ohm ±25% - 800mA 0.13ohm max. -55 to +125°C BLM21BB750SN1p 75ohm ±25% - 700mA 0.16ohm max. -55 to +125°C BLM21BB121SN1p 120ohm ±25% - 600mA 0.19ohm max. -55 to +125°C BLM21BB151SN1p 150ohm ±25% - 600mA 0.21ohm max. -55 to +125°C BLM21BB201SN1p 200ohm ±25% - 500mA 0.26ohm 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. 2011.11.2 http://www.murata.com/ Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 2 Continued from the preceding page. Impedance (at 100MHz/20°C) Part Number Impedance (at 1GHz/20°C) Rated Current Operating Temperature Range DC Resistance BLM21BB221SN1p 220ohm ±25% - 500mA 0.26ohm max. -55 to +125°C BLM21BB331SN1p 330ohm ±25% - 400mA 0.33ohm max. -55 to +125°C BLM21BB471SN1p 470ohm ±25% - 400mA 0.40ohm max. -55 to +125°C Number of Circuits: 1 c Impedance-Frequency Characteristics (Main Items) c Impedance-Frequency Characteristics (Main Items) BLM21BD Series BLM21BB Series 3000 2000 BLM21BD272SN1 BLM21BD222SN1 BLM21BD222TN1 BLM21BD182SN1 BLM21BD152SN1 BLM21BD102SN1 BLM21BD751SN1 BLM21BD601SN1 1800 1600 BLM21BB471SN1 Impedance (Ω) Impedance (Ω) 2400 BLM21BD471SN1 BLM21BD421SN1 BLM21BD331SN1 BLM21BD221SN1 1200 BLM21BD151SN1 BLM21BD121SN1 600 1200 BLM21BB201SN1 BLM21BB331SN1 BLM21BB221SN1 BLM21BB750SN1 BLM21BB151SN1 800 BLM21BB121SN1 BLM21BB600SN1 400 BLM21BB050SN1 0 0 1 10 100 Frequency (MHz) 1000 c Impedance-Frequency Characteristics 3000 1 10 3000 BLM21BD151SN1 360 300 300 Impedance (Ω) 240 Impedance (Ω) 1000 c Impedance-Frequency Characteristics BLM21BD121SN1 Z 180 R 120 240 Z R 180 120 X 60 0 100 Frequency (MHz) X 60 1 10 100 Frequency (MHz) 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. 2011.11.2 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 BLM21BD221SN1 BLM21BD331SN1 480 800 600 Z 320 Impedance (Ω) Impedance (Ω) 400 R 240 160 X Z R 400 X 200 80 0 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 10 100 Frequency (MHz) 1000 3000 c Impedance-Frequency Characteristics BLM21BD421SN1 BLM21BD471SN1 900 800 750 Z Impedance (Ω) Impedance (Ω) 600 R 400 X 200 Z 600 R 450 300 X 150 0 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 10 3000 BLM21BD751SN1 1200 1500 1000 1200 Impedance (Ω) Z Impedance (Ω) 1000 c Impedance-Frequency Characteristics BLM21BD601SN1 800 R 600 400 X 200 0 100 Frequency (MHz) Z 900 R 600 300 X 1 10 100 Frequency (MHz) 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. 2011.11.2 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 BLM21BD102SN1 BLM21BD152SN1 1600 2000 Z Z 1600 Impedance (Ω) Impedance (Ω) 1200 R 800 X 400 0 R 1200 800 X 400 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 Z 2000 Impedance (Ω) Z 1600 R 1200 800 1 10 100 Frequency (MHz) 1600 R 1200 800 X X 400 400 1000 0 3000 c Impedance-Frequency Characteristics 1 10 100 Frequency (MHz) 1000 3000 c Impedance-Frequency Characteristics BLM21BD222SN1 BLM21BD272SN1 2400 3200 Z 2000 Z 1600 Impedance (Ω) 2400 Impedance (Ω) 3000 2400 2000 R 1200 800 X R 1600 800 X 400 0 1000 BLM21BD222TN1 2400 Impedance (Ω) 100 Frequency (MHz) c Impedance-Frequency Characteristics BLM21BD182SN1 0 10 1 10 100 Frequency (MHz) 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. 2011.11.2 http://www.murata.com/ Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 5 Continued from the preceding page. c Impedance-Frequency Characteristics c Impedance-Frequency Characteristics BLM21BB050SN1 BLM21BB600SN1 300 30 Z 20 Impedance (Ω) Impedance (Ω) 25 X 15 10 200 Z R 100 R 5 X 0 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 10 100 Frequency (MHz) 1000 3000 c Impedance-Frequency Characteristics BLM21BB750SN1 BLM21BB121SN1 300 400 Impedance (Ω) Impedance (Ω) 300 200 Z R 100 X Z R 200 100 X 0 1 10 100 Frequency (MHz) 1000 0 3000 c Impedance-Frequency Characteristics 1 10 100 Frequency (MHz) 1000 3000 c Impedance-Frequency Characteristics BLM21BB151SN1 BLM21BB201SN1 600 600 Impedance (Ω) Impedance (Ω) Z 400 Z R 200 400 R 200 X X 0 1 10 100 Frequency (MHz) 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. 2011.11.2 http://www.murata.com/ Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead Data Sheet 6 Continued from the preceding page. c Impedance-Frequency Characteristics c Impedance-Frequency Characteristics BLM21BB221SN1 BLM21BB331SN1 800 1200 Z R 400 X R 600 X 300 200 0 Z 900 Impedance (Ω) Impedance (Ω) 600 1 10 100 Frequency (MHz) 1000 0 3000 1 10 100 Frequency (MHz) 1000 3000 c Impedance-Frequency Characteristics BLM21BB471SN1 2000 Z Impedance (Ω) 1500 R 1000 500 X 0 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. 2011.11.2 http://www.murata.com/