The VLF3215NT-100MR72 is a wire-wound ferrite power inductor manufactured by TDK Corporation. This inductor is designed for use in power circuits, offering excellent inductance stability and high current handling capabilities. Its compact size makes it suitable for applications where space is a constraint.

Applications:

• DC-DC converters: Used in various DC-DC converter topologies.
• Power supplies: For filtering and energy storage in power supplies.
• Mobile devices: Found in smartphones, tablets, and other portable electronics.
• LED lighting: Employed in LED driver circuits for efficient power conversion.
• Buck-boost converters: Utilized in buck-boost converter circuits for voltage regulation.

Features:

• High Inductance Value: 10μH inductance.
• High Current Capability: Designed to handle significant current without saturation.
• Ferrite Core: Utilizes a ferrite core material for efficient energy storage and low core loss.
• Compact Size: Small footprint for space-constrained applications (3.2mm x 1.5mm).
• Wire-Wound Construction: Provides excellent electrical characteristics and reliability.
• Operating Temperature: Wide operating temperature range, typically -40°C to +125°C.

Benefits:

• Efficient Power Conversion: Minimizes power losses in DC-DC converters and power supplies.
• Stable Performance: Maintains inductance value over a wide range of operating conditions.
• Reliable Operation: Robust construction ensures long-term reliability.
• Reduced EMI: Helps to reduce electromagnetic interference in electronic circuits.
• Space Saving: Compact size allows for high-density circuit designs.

Technical Specifications:

The VLF3215NT-100MR72 inductor has a rated inductance of 10μH with a tolerance of ±20%. It exhibits a self-resonant frequency (SRF) typically in the MHz range. The DC resistance (DCR) is low, minimizing power losses. The saturation current is specified to ensure that the inductance remains stable under high current conditions. It is surface mountable (SMD) and RoHS compliant. This inductor is ideal for filtering, smoothing, and DC-DC conversion applications where high efficiency and small size are critical.