DLW21HN900HQ2L

Overview of DLW21HN900HQ2L

The DLW21HN900HQ2L is a SMT Common Mode Choke optimized for high-frequency operations and low-voltage applications. It provides excellent performance for analog and digital signal switching.

Pinout

The DLW21HN900HQ2L pinout refers to the configuration and function of each pin in its Horizontal, 4 PC Pad package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the DLW21HN900HQ2L has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.

Features

• 0805 Package Size: The DLW21HN900HQ2L features a compact 0805 package size, making it ideal for space-constrained applications.
• 90 Ohm Impedance: This common mode choke offers a high impedance of 90 ohms, allowing for effective noise filtering and signal isolation.
• 220 mA Current Rating: The DLW21HN900HQ2L has a current rating of 220 mA, making it suitable for applications requiring moderate to high currents.
• 0.59 Ohm DCR: This common mode choke features a low DC resistance of 0.59 ohms, ensuring minimal power loss and heat generation.
• 20 V Operating Voltage: The DLW21HN900HQ2L operates at a voltage range of up to 20 V, making it suitable for a wide range of applications.

Applications

• Analog and Digital Signal Switching: The DLW21HN900HQ2L is ideal for analog and digital signal switching applications where noise filtering and signal isolation are critical.
• EMI/RFI Filtering: This common mode choke can be used to filter out electromagnetic interference (EMI) and radio-frequency interference (RFI) in various electronic systems.
• Power Supply Applications: The DLW21HN900HQ2L is suitable for power supply applications where noise filtering and signal isolation are required, such as in audio equipment or medical devices.
• Automotive Electronics: This common mode choke can be used in automotive electronics applications where high-frequency noise filtering and signal isolation are critical, such as in infotainment systems or driver assistance systems.

Advantages and Disadvantages

Advantages

• Compact Package Size: The DLW21HN900HQ2L features a compact 0805 package size, making it ideal for space-constrained applications.
• High Impedance: This common mode choke offers a high impedance of 90 ohms, allowing for effective noise filtering and signal isolation.

Disadvantages

• Limited Current Rating: The DLW21HN900HQ2L has a current rating of 220 mA, which may be limiting in applications requiring higher currents.
• Higher Cost: This common mode choke may be more expensive than other options due to its high-quality materials and manufacturing process.

Equivalents

For similar functionalities, consider these alternatives to the DLW21HN900HQ2L:

• Murata's DLW Series Common Mode Chokes: Other products in Murata's DLW series offer similar performance and features to the DLW21HN900HQ2L.
• Other SMT Common Mode Chokes: Other manufacturers' SMT common mode chokes may also be suitable alternatives, depending on specific application requirements.

Frequently Asked Questions

Q: What is the operating voltage of the DLW21HN900HQ2L?
A: The operating voltage of the DLW21HN900HQ2L is up to 20 V.

Q: What is the current rating of the DLW21HN900HQ2L?
A: The current rating of the DLW21HN900HQ2L is 220 mA.

Q: Can I use the DLW21HN900HQ2L in high-frequency applications?
A: Yes, the DLW21HN900HQ2L is suitable for high-frequency applications due to its high impedance and low DC resistance.

Q: Is the DLW21HN900HQ2L RoHS compliant?
A: Yes, the DLW21HN900HQ2L is RoHS compliant, making it suitable for use in environmentally friendly applications.