Noise Suppression Products/EMI Suppression Filters > EMIFILr (Inductor type) > Chip Ferrite Bead
1
Data Sheet
EMIFIL (Inductor type)
r
Chip Ferrite Bead
BLM21B Series (0805 Size)
Dimensions
Equivalent Circuit
c
c
E
2.0 0.2
1.25 0.2
Part Number
BLM21B
T
E
(Resistance element becomes dominant
at high frequencies.)
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)
Packaging
c
ÊUÊ"ÞÊ>««i`ÊÌÊBLM21BD222SN1/21BD272SN1
Code
Packaging
Minimum Quantity
Code
*>V>}}
180mm Plastic Tape
330mm Plastic Tape
Bulk(Bag)
ꢀÕÊ+Õ>ÌÌÞ
D
J
180mm Paper Tape
330mm Paper Tape
Bulk(Bag)
4000
10000
1000
L
K
B
3000
10000
1000
B
Rated Value ( : packaging code)
p
c
Impedance
(at 100MHz/20°C)
Impedance
(at 1GHz/20°C)
Operating
Temperature Range
Part Number
Rated Current
DC Resistance
BLM21BD121SN1
120ohm 2ꢀ5
1ꢀ0ohm 2ꢀ5
220ohm 2ꢀ5
330ohm 2ꢀ5
420ohm 2ꢀ5
470ohm 2ꢀ5
600ohm 2ꢀ5
7ꢀ0ohm 2ꢀ5
1000ohm 2ꢀ5
1ꢀ00ohm 2ꢀ5
1800ohm 2ꢀ5
2200ohm 2ꢀ5
22ꢀ0ohm (Typ.)
2700ohm 2ꢀ5
ꢀohm 2ꢀ5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
200mA
1000mA
800mA
700mA
600mA
600mA
ꢀ00mA
0.2ꢀohm max.
0.2ꢀohm max.
0.2ꢀohm max.
0.30ohm max.
0.30ohm max.
0.3ꢀohm max.
0.3ꢀohm max.
0.40ohm max.
0.40ohm max.
0.4ꢀohm max.
0.ꢀ0ohm max.
0.60ohm max.
0.60ohm max.
0.80ohm max.
0.02ohm max.
0.13ohm max.
0.16ohm max.
0.19ohm max.
0.21ohm max.
0.26ohm max.
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
-ꢀꢀ to +12ꢀ°C
p
p
p
p
p
p
p
p
p
p
p
p
BLM21BD151SN1
BLM21BD221SN1
BLM21BD331SN1
BLM21BD421SN1
BLM21BD471SN1
BLM21BD601SN1
BLM21BD751SN1
BLM21BD102SN1
BLM21BD152SN1
BLM21BD182SN1
BLM21BD222TN1
BLM21BD222SN1
BLM21BD272SN1
BLM21BB050SN1
BLM21BB600SN1
BLM21BB750SN1
BLM21BB121SN1
BLM21BB151SN1
BLM21BB201SN1
Number of Circuits: 1
p
p
p
p
p
p
p
p
60ohm 2ꢀ5
7ꢀohm 2ꢀ5
120ohm 2ꢀ5
1ꢀ0ohm 2ꢀ5
200ohm 2ꢀ5
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/