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Part: DLW21H
Category:
Discrete
-> EMI Suppression Filters
Description: Emi Suppression Filter For DC
Company: Murata Manufacturing Co.
Datasheet: Download DLW21H datasheet File size : 79 kB
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Datasheet text preview:
!Note Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this PDF catalog to prevent smoking and/or burning, etc.
This catalog has only typical specifications. Therefore, you are requested to approve our product specifications or to transact the approval sheet for product specificaions before ordering.
C31E9.pdf 03.3.12
On-Board Type (DC) EMI Suppression Filters (EMIFILr)
M u r a t a EMC Solutions : http://www.murata.com/emc/
EMI SUPPRESSION FILTERS
Murata Manufacturing Co., Ltd.
Cat.No.C31E-9
Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc. !Note ·Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this PDF catalog to prevent smoking and/or burning, etc.
·This catalog has only typical specifications. Therefore,thereareno space for detailed specifications. Therefore, please approve our productsheet for product specificaions approval sheet for product specifications before ordering. This catalog has only typical specifications because you is requested to approve our product specifications or to transact the approval specifications or transact the before ordering.
C31E9.pdf 03.3.12
CONTENTS
Selection Guide of EMI Filters Products Guide / Effective Frequency Range
EMIFILr, EMIGUARDr, "EMIFIL" and "EMIGUARD" in this catalog are the trademarks of Murata Manufacturing Co., Ltd.
2 3 6
Outlines of EMI Suppression Filter (EMIFILr) for DC Line
1
Chip Ferrite Beads Part Numbering / Impedance Map / BLM Series Line Up
BLM03A/15A/18A/21A/31A/41A BLM15B/18B/21B/31B BLM18R/21R BLM18P/21P/31P/41P 18 27 41 45 For GHz Range Noise Suppression BLM18H/18E Array Type BLA2AA/2AB/31A/31B
12 53 60
1
2
Chip EMIFILr Part Numbering
Capacitor Type NFM18C/21C/3DC/41C Capacitor Array NFA31C RC Combined Type NFR21G RC Combined Array Type NFA31G 70 74 75 79 LC Combined Monolithic Type NFL18ST/18SP/21SP LC Combined Winding Type NFW31S LC Combined Type for Large Current NFE31P/61P/61H For Large Current NFM18P/21P/3DP/41P
66 81 84 86 89
2
3
Chip EMIGUARDr (EMIFILr with Varistor Function) Part Numbering
VFM41R 94
93
3
4
Chip Common Mode Choke Coils Part Numbering
Film Type DLP11S/DLP31S Film Type Array DLP31D Monolithic Type DLM2HG 97 99 100 Winding Type DLW21S/DLW21H/DLW31S Winding Type for Large Current DLW5AH/DLW5BS
96 101 104
4
5
Lead Type EMI Suppression Filters (EMIFILr)
Ferrite Beads Inductors Part Numbering Block Type EMIFILr BL01/BL02/BL03 105 BNX Disc Type EMIFILr Part Numbering Common Mode Choke Coils DSp6/Broad Band DSp9N/Heavy-duty Type DSp9H 109 PLT09H EMIGUARDr (EMIFILr with Varistor Function) Part Numbering VFR3V/VFS6V/VFS9V 117 125
Part Numbering
5
127
6 6
Microwave Absorbers Part Numbering
EA10/EA20/EA21 !Caution / Notice Soldering and Mounting Packaging Chip EMI Suppression Filter Design Kits Outlines of Major Noise Regulation Standards Noise Suppression Principles by DC EMIFILr Murata EMI Filter Selection Simulator 130 132 134 143 147 152 157 161 129
Recycled Paper
Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc. !Note ·Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this PDF catalog to prevent smoking and/or burning, etc.
·This catalog has only typical specifications. Therefore,thereareno space for detailed specifications. Therefore, please approve our productsheet for product specificaions approval sheet for product specifications before ordering. This catalog has only typical specifications because you is requested to approve our product specifications or to transact the approval specifications or transact the before ordering.
C31E9.pdf 03.3.12
Selection Guide of EMI Filters
Star t
Type of Circuit
Headphone Line
Common Mode Choke Coils
1008
DLM2HG
600
DC Power Line
General Signal Line
High Speed Signal Line
Ground Condition
Ground Condition
Signal Freq. and Noise
Poor
Good
Poor
Good
Separate
Mixed
Chip Ferrite Beads
3-terminal Capacitors Capacitor Type
Chip Ferrite Beads
3-terminal Capacitors Capacitor Type
Chip Ferrite Beads
3-terminal Capacitors Combined LC T Filter
Common Mode Choke Coils
0603
0603
0201
0603
0402
0603
0504
BLM18P
0.53A
0805
NFM18P
2A
0805
BLM03A
10120
0402
NFM18C
2222000pF
0805
BLM15B
51000
0603
NFL18ST
100500MHz
Combined LC Filter
DLP11S
90200
1206
0603
BLM21P
1.56A
1206
NFM21P
24A
1806
BLM15A
101000
0603
NFM21C
2222000pF
1205
BLM18B
52500
0603
DLP31S NFL18SP
150500MHz
0805
120550
0805
BLM31P
1.56A
1806
NFM41P
2A
Combined LC T Filter
BLM18A/R
1201000
0603
NFM3DC
2222000pF
Capacitor Array
BLM18HD/HB
1201000
0805
DLW21S NFL21S
20500MHz
1206
67370
0805
1206
1206
BLM41P
16A
BLM18HG/HK/EG NFE31P
6A
2706
BLM21B NFA31C
2222000pF
Combined LC T Filter
DLW21H NFW31S
10500MHz
Combined RC Filter
1001000
0805
52700
Arrays
67180
1206
0804
BLM21A/R NFE61P
2A
Common Mode Choke Coils
1206
0805
DLW31S
902200
2020/2014
1201000
Arrays
BLA2AB NFE31P
222200pF
2706
101000
1206
NFR21G
22100 10100pF
Combined RC Array
0804
2020/2014
DLW5BS(AH)
1904000
Arrays
BLA2AA
1201000
BLA31B NFE61P
334700pF 1201000
1206
DLW5BS(AH)
0.25A 1904000
1206
NFA31G
6.8100 10100pF
1206
BLA31A
301000
DLP31D
90440
Dimensions in inches
High Current EMI Filters
Standard EMI Filters
EMI Filters for High Speed Signal Lines
Impedance is typical value at 100MHz.
2
Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc. !Note ·Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this PDF catalog to prevent smoking and/or burning, etc.
·This catalog has only typical specifications. Therefore,thereareno space for detailed specifications. Therefore, please approve our productsheet for product specificaions approval sheet for product specifications before ordering. This catalog has only typical specifications because you is requested to approve our product specifications or to transact the approval specifications or transact the before ordering.
C31E9.pdf 03.3.12
Products Guide/Effective Frequency Range
Product Guide
Type Inductor Type For Digital Interfaces Series BLM18R BLM21R Standard BLM03A BLM15A BLM18A BLM21A BLM31A BLM41A BLA2AA (4 circuits array) BLA31A (4 circuits array) For High Speed Signals BLM15B BLM18B BLM21B BLM31B BLA2AB (4 circuits array) BLA31B (4 circuits array) For High Current BLM18P BLM21P BLM31P BLM41P For GHz Range Noise Suppression BLM18HG BLM18HB BLM18HD Dimensions (mm)
1.6 0.8
Effective Frequency Range 10kHz 100kHz 1MHz 10MHz 100MHz 1GHz 10GHz
EIA Code 0603 0805 0201 0402 0603 0805 1206 1806 0804 1206 0402 0603 0805 1206 0804 1206 0603 0805 1206 1806 0603 0603 0603
2.0 1.25
0.6 0.3
1.0 0.5
1.6 0.8
2.0 1.25
3.2 1.6
4.5 1.6
2.0 1.0
3.2 1.6
1.0 0.5
1.6 0.8
2.0 1.25
3.2 1.6
2.0 1.0
3.2 1.6
1.6 0.8
2.0 1.25
3.2 1.6
4.5 1.6
1.6 0.8
1.6 0.8
1.6 0.8
BLM18HK BLM18EG
1.6 0.8
0603 0603
Continued on the following page.
1.6 0.8
3
Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc. !Note ·Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this PDF catalog to prevent smoking and/or burning, etc.
·This catalog has only typical specifications. Therefore,thereareno space for detailed specifications. Therefore, please approve our productsheet for product specificaions approval sheet for product specifications before ordering. This catalog has only typical specifications because you is requested to approve our product specifications or to transact the approval specifications or transact the before ordering.
C31E9.pdf 03.3.12
Products Guide/Effective Frequency Range
Continued from the preceding page.
Type Capacitor Type Standard Type
Series NFM18C NFM21C NFM3DC NFM41C NFA31C (4 circuits array)
Dimensions (mm)
1.6 0.8
Effective Frequency Range 10kHz 100kHz 1MHz 10MHz 100MHz 1GHz 10GHz
EIA Code 0603 0805 1205 1806 1206 0603 0603 0805 0805 1206 1206 0603 0805 1205 1806 1206 2706 1806
2.0 1.25
3.2 1.25
4.5 1.6
3.2 1.6
For Signal Lines
NFL18ST NFL18SP NFL21S NFR21G NFA31G (4 circuits array) NFW31S
1.6 0.8
1.6 0.8
2.0 1.25
2.0 1.25
3.2 1.6
3.2 1.6
For High Current
NFM18P NFM21P NFM3DP NFM41P
1.6 0.8
2.0 1.25
3.2 1.25
4.5 1.6
T Filter for High Current
NFE31P NFE61P(H)
3.2 1.6 6.8 1.6
With Varistor Function Common Mode Choke Coils
VFM41R
4.5 1.6
DLP11S DLP31S DLP31D DLM2HG DLW21S
1.25 1.0
0504 1206 1206 1008 0805
3.2 1.6
3.2 1.6
2.5 2.0
2.0 1.2
DLW21H DLW31S DLW5BS (DLW5AH)
2.0 1.2
0805 1206 2020
3.2 1.6 5.0 5.0 (3.6)
(2014)
Continued on the following page.
4
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