BLM21AG601SN1D

The BLM21AG601SN1D is a type of ferrite bead manufactured by Murata Electronics, designed primarily for use in electronic circuits to suppress high-frequency noise. Here’s a detailed description of its features and specifications:

General Description:

• Type: Ferrite Bead
• Series: BLM21
• Part Number: BLM21AG601SN1D
• Material: The bead is made from a ceramic material that exhibits magnetic properties, allowing it to effectively filter out unwanted high-frequency signals.

Physical Characteristics:

• Package Size: The BLM21 series typically comes in a compact 0805 (2.0mm x 1.25mm) surface-mount package, making it suitable for space-constrained applications.
• Dimensions: The specific dimensions for the BLM21AG601SN1D are approximately 2.0mm x 1.25mm x 1.2mm (length x width x height).
• Weight: The component is lightweight, which is beneficial for portable electronic devices.

Electrical Characteristics:

• Impedance: The BLM21AG601SN1D has a nominal impedance of 600 ohms at a frequency of 100 MHz, making it effective for attenuating high-frequency noise.
• DC Resistance (DCR): The DC resistance is typically low, around 0.15 ohms, which minimizes power loss in the circuit.
• Rated Current: The component can handle a rated current of up to 1.5A, making it suitable for various applications, including power supply circuits.

Performance:

• Frequency Range: The ferrite bead is designed to operate effectively in a wide frequency range, particularly in the RF (radio frequency) spectrum, which is crucial for applications involving signal integrity.
• Temperature Range: The operating temperature range is typically from -55°C to +125°C, allowing it to function reliably in various environmental conditions.

Applications:

• Use Cases: The BLM21AG601SN1D is commonly used in power supply circuits, audio equipment, telecommunications, and consumer electronics to reduce electromagnetic interference (EMI) and improve overall signal quality.
• Circuit Integration: It can be easily integrated into both analog and digital circuits, making it versatile for different design requirements.

Compliance and Standards:

• RoHS Compliant: The component is compliant with RoHS (Restriction of Hazardous Substances) standards, ensuring it is free from harmful substances and environmentally friendly.

Conclusion:

The BLM21AG601SN1D from Murata Electronics is a highly effective ferrite bead that provides excellent noise suppression capabilities in a compact form factor. Its combination of high impedance, low DC resistance, and robust performance across a wide frequency range makes it an ideal choice for engineers looking to enhance the reliability and performance of their electronic designs.