The TDK VLF4012AT-3R3M1R3-7 is a wire-wound power inductor designed for DC-DC converters and power supply circuits. This inductor features a compact size and a magnetically shielded construction, making it suitable for applications where space is limited and electromagnetic interference (EMI) needs to be minimized. The inductor offers a balance of inductance, current handling capability, and low DC resistance for efficient power conversion.

Applications

• DC-DC Converters
• Power Supplies
• Portable Devices
• Noise Filtering
• Voltage Regulators

Features

• 3.3 μH Inductance
• High Current Capacity
• Low DC Resistance
• Magnetically Shielded Construction
• Surface Mount Package
• Compact Size

Benefits

• Efficient Power Conversion
• Reduced EMI
• Space-Saving Design
• Reliable Performance
• Suitable for High-Density Circuit Boards

The VLF4012AT-3R3M1R3-7 features a 3.3 μH inductance, making it effective in smoothing current fluctuations and reducing voltage ripple in DC-DC converters. Its high current capacity ensures it can handle the current demands of power supply circuits. The low DC resistance minimizes power losses, increasing the efficiency of the power converter. The magnetically shielded construction minimizes EMI, allowing the inductor to be placed close to other components without causing interference. It uses Surface Mount Technology (SMT) for automated assembly. The compact size enables integration into dense circuit boards.

Typical specifications include a DC resistance of 0.13 ohms, a saturation current of 1.3 amps, and an operating temperature range of -40°C to +85°C. This inductor is a good choice for portable devices and other applications where space is limited, providing efficient power conversion and reduced EMI in a compact package. It maintains stable performance even under varying load conditions. The inductor effectively reduces noise and voltage ripple, improving stability in electronic circuits.