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RF common mode filter Walsin RFCMF1220100M4T for wireless communication systems and signal filtering

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RF common mode filter Walsin RFCMF1220100M4T for wireless communication systems and signal filtering

Description : SMD-4P,2x1.2mm Common Mode Chokes RoHS

Mfr. Part # : RFCMF1220100M4T

Model Number : RFCMF1220100M4T

Package : SMD-4P,2x1.2mm

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Product Overview

This catalog details a comprehensive range of RF components designed for various wireless applications. The product line includes antennas, filters (band pass, balanced, low pass, high pass), balun transformers, diplexers, triplexers, common mode filters, couplers, SAW filters, and antenna switches. Each product category offers specific models with detailed ordering codes that define their type, dimensions, applications, and packaging.

Product Attributes

Brand: Walsin (implied by product descriptions)
Origin: Not specified
Material: Not specified
Color: Not specified
Certifications: Not specified

Technical Specifications

Product Type	Ordering Code Format	Key Specifications	Example Applications	Packaging
CHIP ANTENNA	RF ANT [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 321612 (L=32, W=16, T=12) Unit of Dimension: 0.1mm or 1.0mm Application Codes: A (2.4GHz ISM), E (GPS 1.5GHz), L (2.4/5.2/5.8GHz Tri Band), W (WiMAX)	2.4GHz ISM Band, GPS 1.5GHz, WiMAX	T (7 Reeled), G (13 Reeled)
HIGH FREQUENCY MULTILAYER BAND PASS FILTER	RF BPF [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 322515 (L=32, W=25, T=15) Unit of Dimension: 0.1mm or 1.0mm Application Codes: A (2.4GHz ISM), W (WiMAX), K (ISM 5.2/5.8 Dual Band)	2.4GHz ISM Band, WiMAX, ISM 5.2/5.8 GHz Dual Band, GNSS Band, MoCA/Docsis, LTE Band	T (7 Reeled), G (13 Reeled)
HIGH FREQUENCY MULTILAYER BALANCED FILTER	RF BPB [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 252009 (L=25, W=20, T=09) Unit of Dimension: 0.1mm or 1.0mm Application Codes: A (2.4GHz ISM), W (WiMAX)	2.4GHz ISM Band, WiMAX	T (7 Reeled), G (13 Reeled)
HIGH FREQUENCY MULTILAYER LOW PASS FILTER	RF LPF [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 201211 (L=20, W=12, T=11) Unit of Dimension: 0.1mm or 1.0mm Application Codes: A (2.4GHz ISM), K (ISM 5.2/5.8 Dual Band)	GSM850/900GHz Band, DCS/PCS Band, 2.4GHz ISM Band, 5GHz Band, LTE Band, MoCA Application	T (7 Reeled), G (13 Reeled)
HIGH FREQUENCY MULTILAYER HIGH PASS FILTER	RF HPF [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 252009 (L=2.5, W=2.0, T=0.9) Unit of Dimension: 0.1mm or 1.0mm Application Codes: L (2.4/4.9/5.2/5.8GHz Multiband)	2496 ~ 2690 MHz BAND, 5GHz BAND, MoCA Application	T (7 Reeled), G (13 Reeled)
BALUN TRANSFORMERS	RF BLN [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 201208 (L=20, W=12, T=08) Unit of Dimension: 0.1mm or 1.0mm Application Codes: A (2.4GHz ISM), K (ISM 5.2/5.8 Dual Band)	ISM Band 2.4GHz, ISM Band 5GHz, LTE Band, GSM 850/900/DCS1800/PCS1900	T (7 Reeled), G (13 Reeled)
DIPLEXER	RF DIP [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 201210 (L=20, W=12, T=10) Unit of Dimension: 0.1mm or 1.0mm Application Codes: L (2.4/4.9/5.2/5.8GHz Multiband)	ISM Band 2.4GHz/5GHz, GPS 1.575GHz/ISM 2.4GHz/5GHz, 892 MHz & 1.94GHz Band	T (7 Reeled), G (13 Reeled)
TRIPLEXER	RF TIP [Product Code] [Dimension Code] [Pin Define] [Application] [Specification]	Dimensions: e.g., 2109 (L=2.0, W=1.2, T=0.9) Application Code: T (GPS/ ISM 2.4GHz/5 GHz)	GPS 1.575GHz/ISM 2.4GHz/5GHz RF Application	Not Specified
COMMON MODE FILTER	RF CMF [Product Code] [Dimension Code] [Application] [Specification] [Packing]	Dimensions: e.g., 122010 (L=12, W=20, T=10) Unit of Dimension: 0.1mm or 1.0mm Application Codes: M (USB 2.0/ IEEE1394)	HIGH SPEED TRANSMISSION LINES, USB2.0, IEEE1394, LVDS(mini)	T (7 Reeled)
COUPLER	RF CPL [Product Code] [Dimension Code] [Coupling Factor] [Application] [Packing]	Dimensions: e.g., 18 (L=16, W=08), 15 (L=10, W=05) Coupling Factor: 10 dB Application: 2.4 GHZ ISM Band	ISM Band 2.4GHz, ISM Band 2.4/5GHz, LTE BAND	T (7 Reeled)
SAW FILTER	SF [Product Code] [Dimension Code] [Frequency] [Application] [Serial Number] [Packing]	Dimensions: e.g., 1411 (L=1.4mm, W=1.1mm) Frequency: e.g., 2595 (Center Freq 2595MHz)	Not Specified	T (7 Reeled)
ANTENNA SWITCH (GPIO)	RF ASW [Product Code] [Application] [Serial Number] [Packing]	Type: ASW (Antenna Switch) Design Code: D (SP8T)	Not Specified	T (7 Reeled)
ANTENNA SWITCH (MIPI)	RF ASW [Product Code] [Application] [Serial Number] [Packing]	Type: ASW (Antenna Switch)	Not Specified	Not Specified
ANTENNA SWITCH (LTE Antenna Tuner- GPIO)	RF ASW [Product Code] [Application] [Serial Number] [Packing]	Type: ASW (Antenna Switch)	LTE Antenna Tuner	Not Specified
ANTENNA SWITCH (Network-GPIO)	RF ASW [Product Code] [Application] [Serial Number] [Packing]	Type: ASW (Antenna Switch)	Network	Not Specified
ANTENNA SWITCH MODULE	RM ASM [Product Code] [Application] [Serial Number] [Packing]	Device: RM (Walsin RF Module) Type: ASM (Antenna Switch Module) Design Code: N (SP16T)	Not Specified	T (7 Reeled)
Customer made Antenna (Dipole Antenna)	RF DPA [Product Code] [Dimension Code] [Cable Length Code] [Connector Brand Code] [Type of Connector Code] [Application Code] [Project Status Code] [Wire Diameter Code] [Project Code]	Dimensions: e.g., 8709 (L=87, W=9.95) Cable Length: 00 (None Cable) to 2 digits. Connector Codes: S (SMA), T (TNC), etc. Application Codes: A (2.4GHz ISM), B (GSM 900/1800), G (GPS), L (2.4/5.2/5.8GHz Tri-band), T (LTE), U (UHF), W (WCDMA)	Dipole Antenna (None Cable and With Cable)	Not Specified
Customer made Antenna (PCB Antenna)	RF PCA [Product Code] [Dimension Code] [Cable Length Code] [Connector Brand Code] [Type of Connector Code] [Application Code] [Project Status Code] [Wire Diameter Code] [Project Code]	Dimensions: e.g., 4305 (L=43, W=5) Cable Length: 10 (10cm) Connector Codes: N (None), S (SMA), T (TNC), etc. Application Codes: A (2.4GHz ISM), B (GSM 900/1800), G (GPS), L (2.4/5.2/5.8GHz Tri-band), T (LTE), U (UHF), W (WCDMA)	PCB Antenna	Not Specified
Customer made Antenna (FPA Antenna)	RF FPA [Product Code] [Dimension Code] [Cable Length Code] [Connector Brand Code] [Type of Connector Code] [Application Code] [Project Status Code] [Wire Diameter Code] [Project Code]	Dimensions: e.g., 3025 (L=30, W=25) Cable Length: 10 (10cm) Connector Codes: I (IPEX), M (MMCX), S (SMA), etc. Application Codes: A (2.4GHz ISM), B (GSM 900/1800), G (GPS), L (2.4/5.2/5.8GHz Tri-band), T (LTE), U (UHF), W (WCDMA)	FPA Antenna	Not Specified
Customer made Antenna (Metal Antenna)	RF MTA [Product Code] [Dimension Code] [Cable Length Code] [Connector Brand Code] [Type of Connector Code] [Application Code] [Project Status Code] [Wire Diameter Code] [Project Code]	Dimensions: e.g., 3109 (L=31, W=09) Cable Length: 10 (10cm) Connector Codes: I (IPEX), M (MMCX), L (Not Specified)	Metal Antenna	Not Specified
Customer made Antenna (NFC Antenna)	Not Specified	Not Specified	NFC Antenna	Not Specified
Customer made Antenna (Connector)	Not Specified	Not Specified	Connector	Not Specified

*The 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.*

*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.*

2411041721_Walsin-RFCMF1220100M4T_C6760674.pdf

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