The VLF4014AT-221MR16-1 is a wire-wound inductor from TDK Corporation's VLF series, which are designed for use in power supply circuits, particularly in compact devices. The '221M' suggests an inductance of 220µH (22 x 10^1) with a specific tolerance. The 'R16-1' likely relates to the rated current or a specific product revision. This series is known for its small size and shielded construction.

Applications:

• DC-DC converters in portable devices: Specifically for smartphones, tablets, and wearable technology.
• Power management circuits: Used for voltage regulation and ripple filtering in power supplies.
• High-frequency power inductors: Suitable for applications that require efficient power handling in a small form factor.
• Noise filtering in power lines: Reduces electromagnetic interference (EMI) and improves signal integrity.

Features:

• Small Size: Compact dimensions optimized for space-constrained applications.
• Magnetically Shielded: Reduces electromagnetic interference.
• High Current Capability: Capable of handling relatively high current levels for its size.
• Excellent Inductance Stability: Maintains stable inductance over a range of temperatures and frequencies.
• Lead-Free Construction: Compliant with RoHS environmental standards.

Benefits:

• Space Saving: Allows for smaller and more compact electronic device designs.
• Reduced EMI: Improves device performance and reliability by minimizing interference.
• Efficient Power Conversion: Contributes to energy efficiency in DC-DC converters.
• Reliable Performance: Provides stable and consistent operation in various conditions.
• Environmental Compliance: Meets environmental regulations regarding lead content.

Specifications:

The VLF4014AT-221MR16-1 has an inductance of 220µH. Its dimensions are approximately 4.0mm x 4.0mm x 1.4mm. It is designed for reflow soldering. It features a shielded construction. The rated current and DC resistance are specific to this part number and will be detailed within the TDK datasheet. The operating temperature range is also specified within the datasheet.