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Murata DLW21SZ491XQ2L Common Mode Choke

The DLW21SZ491XQ2L is a compact surface-mount common mode choke with dimensions of 2.0x1.2x1.2mm, designed to suppress noise and improve high-speed signal integrity. It features a rated voltage of 20Vde, rated current of 200mA, and withstands voltages up to 50Vde. Its impedance at 100MHz is 4900 ohms, making it suitable for noise filtering in high-frequency circuits. This component is ideal for use in compact electronic devices requiring efficient electromagnetic interference suppression and high-density mounting with reliable performance across -40°C to 105°C operating temperatures.

Authorized Distributors
Source:Newark
Part No:DLW21SZ491XQ2L
Stock:4413
Inv Date:06-02-2026
Price: Unit price: $0.465
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Source:DigiKey
Part No:DLW21SZ491XQ2L
Stock:1372
Inv Date:06-02-2026
Price: Unit price: $0.47
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Part No:DLW21SZ491XQ2L
Stock:412
Inv Date:06-03-2026
Price: Unit price: $0.47
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Part No:DLW21SZ491XQ2L
Stock:2000
Inv Date:06-02-2026
Price: Unit price: $0.21
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Part No:DLW21SZ491XQ2L
Stock:16
Inv Date:06-03-2026
Price: N/A
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Murata DLW21SZ491XQ2L Common Mode Choke Specifications:

  • Shape: SMD
  • Size Code: 2012 (mm) 0.0119 inch, 0805
  • Dimensions: Length 2.0mm, Width 1.2mm, Thickness 1.2mm
  • Operating Temperature Range: -40°C to 105°C
  • Common Mode Impedance: 4900Ω at 100MHz
  • Impedance at 400MHz: 400Ω (tolerance included)
  • Rated Voltage: 20V de
  • Rated Current: 200mA
  • Withstanding Voltage: 50V de
  • DC Resistance Max.: 0.70Ω
  • Insulation Resistance Min.: 10MΩ
  • Material: Magnetic core with copper wire
  • Application: Noise suppression in high-speed digital and communication circuits

Buy the Buy Murata Common Mode Choke Part Number DLW21SZ491XQ2L Online

Discover the Murata DLW21SZ491XQ2L, a high-performance surface-mount common mode choke specifically designed for EMI noise filtering in high-speed digital and communication circuits. Its compact 2.0x1.2mm size enables dense PCB layouts, while its impedance of 4900 ohms at 100MHz effectively suppresses electromagnetic interference. With a rated voltage of 20V de and maximum operating temperature of 105°C, this reliable choke supports demanding electronic applications, ensuring signal integrity and reduced noise for optimal device performance and compliance with industry standards.

Order your Murata SeriesDLW21SZ491XQ2L noise suppression choke today and enhance your high-speed electronics with reliable EMI filtering.

Frequently Asked Questions

Where can I buy Murata DLW21SZ491XQ2L?

You can click on the BUY or RFQ button to purchase DLW21SZ491XQ2L from an authorized Murata distributor.

How do I troubleshoot issues or seek technical support for part DLW21SZ491XQ2L?

You can download the DLW21SZ491XQ2L datasheet or visit the Murata website for support.

Who is the manufacturer of DLW21SZ491XQ2L?

Murata

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