The VLS252012T-4R7MR81-1 is a wire-wound inductor manufactured by TDK Corporation. It is engineered for use in power management and high-frequency circuits where a small form factor and specific inductance value are required.

Applications

• Smartphones: Power management, DC-DC conversion.
• Tablets: Power regulation and filtering.
• Portable Audio Players: Power filtering and signal integrity.
• DC-DC Converters: Energy storage and ripple current smoothing.
• RF Modules: Impedance matching and filtering.

Features

• Compact Size: 2.5 x 2.0 x 1.2 mm dimensions for dense board layouts.
• Inductance: 4.7 μH inductance value.
• Rated Current: Can handle rated DC current levels for various applications.
• Low DC Resistance: Minimizes power losses, improving overall circuit efficiency.
• Operating Temperature: Operates over a specified temperature range.

Benefits

• Miniaturization: Allows for smaller and lighter electronic devices.
• High Efficiency: Low DCR ensures efficient power conversion.
• Stable Performance: Consistent performance under varying temperature conditions.
• Reduced EMI: Magnetically shielded to minimize electromagnetic interference.
• Optimized Inductance: Provides the precise inductance needed for specific circuit functions.

Additional Details

The VLS252012T-4R7MR81-1 features a magnetically shielded construction, which helps to reduce EMI and allows for closer placement of components on the circuit board. The inductor's low DC resistance contributes to minimizing power loss and maximizing efficiency in power circuits. This inductor is designed for surface mount technology (SMT) assembly. Detailed specifications, including the precise rated current, DC resistance, self-resonant frequency (SRF), and Q-factor, are available in the TDK datasheet for this specific part number.