NFM21 Murata, NFM21 Datasheet
NFM21
Available stocks
Related parts for NFM21
NFM21 Summary of contents
Page 1
... 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. On-Board Type (DC) EMI Suppression Filters (EMIFILr) EMI SUPPRESSION FILTERS Murata EMC Solutions : http://www.murata.com/emc/ Murata Manufacturing Co., Ltd. C31E9.pdf 03.3.12 Cat.No.C31E-9 ...
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... Chip EMI Suppression Filter Design Kits Outlines of Major Noise Regulation Standards Noise Suppression Principles by DC EMIFILr Murata EMI Filter Selection Simulator EMIFILr, EMIGUARDr, "EMIFIL" and "EMIGUARD" in this catalog are the trademarks of Murata Manufacturing Co., Ltd. 18 For GHz Range Noise Suppression BLM18H/18E 27 Array Type BLA2AA/2AB/31A/31B ...
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... Ground Condition Poor Good Chip Ferrite Beads 3-terminal Capacitors Chip Ferrite Beads Capacitor Type 0201 0603 BLM03A NFM18C 10–120 22–22000pF 0402 0805 BLM15A NFM21C 10–1000 22–22000pF 0603 1205 BLM18A/R NFM3DC BLM18HD/HB 120–1000 22–22000pF 0603 Capacitor Array 1206 100–1000 NFA31C 22–22000pF ...
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Page 5
... NFM3DC NFM41C NFA31C (4 circuits array) For Signal NFL18ST Lines NFL18SP NFL21S NFR21G NFA31G (4 circuits array) NFW31S For High NFM18P Current NFM21P NFM3DP NFM41P T Filter for NFE31P High Current NFE61P(H) With Varistor VFM41R Function Common Mode DLP11S Choke Coils DLP31S DLP31D DLM2HG ...
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Page 8
... Whatever the situation, 3-terminal construction reduces residual inductance, thereby substantially improving noise suppression at frequencies over 10MHz. Outline of EMI Suppression Filters (EMIFILr) for DC Line T-type Chip EMIFIL P.74 P.89–92 NFM21P DS-9 [Comparison of Insertion Loss Characteristics ...
Page 9
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Page 10
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Page 11
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Page 12
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Page 13
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Page 14
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Page 15
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Page 16
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Page 18
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Page 19
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Page 20
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Page 21
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Page 22
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Page 24
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Page 26
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Page 27
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Page 28
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Page 30
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Page 31
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Page 32
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Page 33
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Page 34
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Page 37
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Page 38
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Page 39
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Page 40
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Page 41
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Page 42
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Page 43
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Page 44
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Page 45
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Page 46
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Page 47
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Page 48
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Page 49
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Page 50
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Page 51
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Page 52
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Page 53
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Page 54
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Page 56
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Page 60
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Page 67
... Code Structure Capacitor Type uRated Voltage EIA Code 0603 0805 1206 1806 Features iElectrode/Others Code Packaging NFM3D/NFM41 Bulk All series NFM18/NFM21 C31E9.pdf 03.3.12 Capacitance Change B 10% F +30/-80% R 15% U -750 120ppm +350 to -1000ppm/ C Rated Voltage 0J 6.3V 1A 10V 1C 16V 1E 25V ...
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Page 69
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Page 70
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Page 71
... This catalog 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. On-Board Type (DC) EMI Suppression Filters (EMIFILr) Chip EMIFILr Capacitor Type NFM18C/NFM21C/NFM3DC/NFM41C Series NFM18C Series The NFM18CC series ...
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... This catalog 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. NFM21C Series The chip "EMIFIL" NFM21C series is a chip type 3-terminal EMI suppression filter. It can reduce residual inductance to an extremely low level making it excellent for noise suppression at high frequencies ...
Page 73
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Page 74
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Page 75
... On-Board Type (DC) EMI Suppression Filters (EMIFILr) Chip EMIFILr Capacitor Array Type NFA31C Series The NFA31C series is a chip EMI suppression filter for surface mount applications by using Murata's ceramic processing technology and filter design technology. The series is well suited for EMI suppression in digital I/O lines of varied electronic equipment such as notebook size PCs ...
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... Various items may be used, considering circuit impedance and noise condition. Features 1. Murata's original inner design realizes small and low profile of 2.0x1.25x0.5mm. 2. Distributed constant circuit realizes smooth change of impedance which prevents reflection of signal and distortion of wave shape. ...
Page 77
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Page 78
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Page 79
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Page 80
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Page 81
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Page 82
... Chip EMIFILr LC Combined Monolithic Type NFL18ST/NFL18SP/NFL21S Series NFL18ST Series Ths NFL18ST series is an EMI suppression filter for high speed signal lines, achieving T-type structure in 1.6x0.8mm size with Murata's multilayer technology. Features 1. Ultra-small size in 1.6x0.8x0.8mm 2. Steep insertion loss characteristics realize excellent noise suppression and prevent distortion of signal waveform ...
Page 83
... This catalog 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. NFL18SP Series The chip "EMIFIL" NFL18SP series is an EMI suppression filter for high speed signal lines, achieving pi-type structure in 0603 size with Murata's multilayer technology. Features 1. Ultra-small size in 1.6x0.8x0 ...
Page 84
... Murata's processing technology. Features 1. Suppresses noise with few effects on the signal itself due to its steep filtering characteristics. 2. Murata's original internal structure design enables excellent noise suppression up to high frequencies. 3. Available in nine different values of cut-off frequency ranging from 20MHz up to 500MHz. Applications ...
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... Features 1. Suppresses signal noise with little or no attenuation of the signal itself. 2. Murata's original internal structure design enables excellent noise suppression up to high frequencies (40dB at 1GHz typ.). 3. The NFW31S series is available in six different values of cut-off frequency ranging from 10MHz up to 500MHz ...
Page 86
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Page 87
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Page 88
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Page 89
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Page 90
... NFM18P Series The NFM18P series is an EMI suppression filter for high speed IC power lines which realizes large capacitance 1 microF max. and rated current 2A in 1608 size by Murata's multilayer technology. Features 1. Ultra-small size in 1.6x0.8mm. 2. 3-terminal structure with low residual (ESL)* and large capacitance 1 microF (max.) realize large insertion loss characteristics over wide frequency range ...
Page 91
... This catalog 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. NFM21P Series NFM21P is a 3-terminal structure component. This product can be applied to large current DC power lines. NFM21P is suitable for noise suppression of DC power lines where relatively operates large current. ...
Page 92
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Page 93
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Page 94
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Page 95
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Page 96
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Page 97
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Page 98
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Page 99
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Page 100
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Page 101
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Page 102
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Page 103
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Page 104
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Page 105
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Page 106
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Page 107
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Page 108
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Page 109
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Page 110
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Page 111
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Page 112
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Page 113
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Page 115
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Page 116
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Page 117
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Page 118
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Page 119
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Page 120
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Page 121
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Page 122
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Page 123
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Page 124
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Page 125
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Page 126
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Page 127
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Page 128
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Page 129
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Page 130
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Page 131
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Page 132
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... Do not use products in a chemical atmosphere such as chlorine gas, acid or sulfide gas. < Storage and Handling requirements > 1. Storage Period Products inspected by Murata over 12 months ago should be examined prior to use. Date can be confirmed with inspection No. marked on the container. Solderability should be checked if this period is ...
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... Storage and Handling Requirements > 1. Storage Period Use the products within 12 months after delivery; Notice (Rating) Noise suppression levels resulting from MURATA's EMI suppression filters "EMIFIL" may vary, depending on the circuits and ICs used, type of noise, mounting pattern, lead wire length, mounting location, and other operating conditions ...
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Page 136
... NFp18, NFp21 are specially adapted for reflow soldering. o Reflow Soldering NFM21 NFM3D Chip mounting side NFM41 NFR21G Small diameter thru hole ø0.4-ø0.6 NFL21S VFM41R Part Number NFM21C/NFM21P NFR21G/NFL21S NFM3DC NFM3DP NFM41C NFM41P VFM41R o Reflow Soldering NFA31G/31C NFA31G NFA31C NFW31S NFE31P R0.1 to R0.2 is preferred to obtain high voltage withstanding ...
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... If too much adhesive is applied, then it may overflow into the land or termination areas and yield poor solderability. In contrast, if insufficient adhesive is applied the adhesive is not sufficiently hardened, then the chip may become detached during flow soldering process. Solder Paste Printing NFL18SP NFM21C/21P NFR21G/NFL21S 0.6 0.4 1.4 1.0 2.6 2 ...
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Page 140
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... Cleaning agent The following list of cleaning agents have been tested on the individual components. Evaluation of final assembly should be completed prior to production. Do not clean DLW21S/31S/5AH/5BS series. In case of cleaning, please contact Murata engineering. a) Alcohol cleaning agent Isopropyl alcohol (IPA) 140 oFlow Solder BLM(Except BLM03/15), BLA31 ...
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... Minimum Quantity and Dimensions of 8mm Width Paper / Plastic Tape Part Number a 0.70 BLM03 1.15 BLM15 BLM18 1.85 (BLM18E_TN1) BLM21 2.25 (BD222SN1/BD272SN1) BLM31 3.5 (AF700SN1) 2.2 BLA2A 3.4 BLA31 NFM18/NFL18S NFM18PC (Except 105R) 1.85 NFL18ST/NFM18PC105R 2.3 NFM21/NFL21S 3.4 NFM3DC/3DP 3.5 NFA31G/31C 3.6 NFE31P 2.3 NFR21G 3.6 NFW31S 2.75 DLM2HG 1.4 DLP11S 3.5 DLP31D/31S 2.25 DLW21S 2.3 DLW21H 3.6 DLW31S • Please contact us for BLM15/18 in bulk case. 2 2.0 0.1 +0 ...
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Page 147
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Page 149
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Page 150
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... DLW5BSN191SQ2 19 DLP31DN900ML4 20 DLP31DN131ML4 21 DLP31DN201ML4 22 DLP31DN321ML4 23 DLP31DN441ML4 oEKEMNFMPA No. Part Number 6 1 NFM18PC104R1C3 2 NFM18PC105R0J3 3 NFM21PC104R1E3 4 NFM21PC224R1C3 5 NFM21PC474R1C3 6 NFM21PC105B1A3 7 NFM21PC105F1C3 8 NFE31PT152Z1E9 9 NFE31PT222Z1E9 10 NFE61PT102E1H9 11 NFE61PT472C1H9 12 NFM41PC204F1H3 150 4 Quantity (pcs.) Capacitance Rated Voltage 20 10pF 20 47pF 20 47pF 20 47pF 20 100pF 20% ...
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... NFM18CC223R1C3 9 NFM21CC220U1H3 20 10 NFM21CC470U1H3 20 11 NFM21CC101U1H3 20 12 NFM21CC221R1H3 NFM21CC471R1H3 14 NFM21CC102R1H3 20 15 NFM21CC222R1H3 20 16 NFM21CC223R1H3 20 Chip EMI Suppression Filter Design Kits Chip EMI Suppression Filter Design Kits Capacitance Rated Voltage Rated Current 22pF 20 300mA 47pF 20 300mA 100pF 20% ...
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Page 154
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Page 155
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Page 157
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Page 158
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... All the capacitors used in MURATA's EMI suppression filters employ a 3 terminal structure or thru-type structure, which functions effectively even at high frequencies, thereby minimizing the influence of residual inductance. ...
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... EMI suppression filter (EMIGUARDr) combining a capacitor with a varistor, useful for surge absorption; and a common mode choke coil effective, for common mode noise suppression. MURATA also has a range of built-in filter connectors which greatly reduce filter mounting space requirements. Noise Suppression Principles by DC EMIFILr [Equivalent Circuit] (Resistance element becomes dominant at high frequency ...
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... Simulation" button. Simulation 9 9 results are displayed. EMIFILr is the trademark of Murata Manufacturing Co., Ltd. This simulator can be downloaded from Murata web site Two ways of setting the driver/receiver IC parameter The logic IC of TTL and CMOS can be selected from pull-down list or the LCR values can also be created ...
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... Note: 1. Export Control < > For customers outside Japan Murata products should not be used or sold for use in the development, production, stockpiling or utilization of any conventional weapons or mass-destructive weapons (nuclear weapons, chemical or biological weapons, or missiles), or any other weapons. < > For customers in Japan For products which are controlled items subject to the “Foreign Exchange and Foreign Trade Law” of Japan, the export license specified by the law is required for export ...