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DLW21SN670SQ2L is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Murata Electronics. Its product description is CMC 400MA 2LN 67 OHM SMD. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for DLW21SN670SQ2L
- Description：CMC 400MA 2LN 67 OHM SMD
- Series：DLW21
- Mfr：Murata Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：2
- Current Rating (Max)：400mA
- DC Resistance (DCR) (Max)：250mOhm
- Voltage Rating - DC：50V
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 85°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.079" L x 0.047" W (2.00mm x 1.20mm)
- Height (Max)：0.055" (1.40mm)
- Package / Case：Horizontal, 4 PC Pad
- Inductance @ Frequency：-
- Impedance @ Frequency：67 Ohms @ 100 MHz
- Qualification：-
- Grade：-
Common Mode Chokes datasheet and documents for DLW21SN670SQ2L
Common Mode Chokes Overview
The DLW21SN670SQ2L is a wirewound common mode choke filter from the Murata EMIFIL DLW21S series, designed for surface mount technology. It features a single channel configuration with an impedance of 67 Ohms at a test frequency of 100 MHz and a tolerance of ±25%. The component supports a maximum DC current of 400 mA and exhibits a maximum DC resistance of 250 mOhms. It operates within a temperature range of -40°C to +85°C and is housed in a compact 0805 (2012 metric) package measuring 2 mm x 1.2 mm x 0.9 mm.
Common Mode Chokes Feature Summary
- Wirewound construction for effective common mode noise suppression
- Compact 0805 surface mount footprint for space-constrained designs
- Single channel configuration for differential signal lines
Common Mode Chokes Applications
- High-speed data line filtering
- USB interface noise suppression
- HDMI signal integrity protection
Common Mode Chokes Procurement Notes
Verify the specific suffix SQ2L against the manufacturer's official datasheet to confirm packaging type and terminal finish specifications. Ensure the selected variant matches the required impedance tolerance and current rating for the target application circuit. Cross-reference the part number with authorized distributors to confirm availability and authenticity before procurement.
Common Mode Chokes Selection Notes
Select this component when a low-profile 0805 common mode choke is required for high-speed digital interfaces. The 67 Ohm impedance provides effective attenuation for common mode noise while maintaining signal integrity. Verify that the 400 mA current rating exceeds the maximum operating current of the protected circuit to prevent saturation or excessive heating during normal operation.
Common Mode Chokes Part Context
This component belongs to the Murata DLW21S series of chip common mode chokes. The series utilizes wirewound technology to achieve high impedance values in small packages. The DLW21S variants are specifically engineered for applications requiring robust noise suppression in compact electronic devices, offering a balance between performance and board space efficiency.
Common Mode Chokes Replacement Considerations
Consult the official Murata DLW21S series documentation for verified alternative part numbers. Substitution requires matching impedance, current rating, and physical dimensions to ensure compatibility with existing PCB layouts and electrical requirements.
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