The SLF7055T-330M1R4-3PF is a shielded power inductor from TDK Corporation, meticulously crafted for demanding power supply circuits. Its primary function is within DC-DC converters, where efficiency, compact dimensions, and minimal electromagnetic interference (EMI) are paramount. The integrated magnetic shielding ensures a significant reduction in EMI, facilitating high-density component placement.

Applications

• DC-DC converters in portable electronics (smartphones, tablets)
• Power supplies for LCD televisions and monitors
• Laptop and desktop computers
• Mobile communication devices
• LED driver circuits

Features

• Magnetically shielded design effectively minimizes EMI
• High current carrying capacity for robust performance
• Low DC resistance (DCR) enhances efficiency by reducing power loss
• Compact size (7.0 x 7.0 x 5.5 mm) is ideal for space-constrained applications
• Wide operating temperature range: -40°C to +125°C (including self-temperature rise) ensures reliability in various environments

Benefits

• Reduced EMI enables higher component density and minimizes interference with other circuits
• High efficiency translates to lower power consumption and reduced heat generation
• Small footprint allows for miniaturization of electronic devices
• Stable and reliable operation across a broad temperature spectrum
• Maintains consistent inductance values under diverse operating conditions

Technical Specifications

The SLF7055T-330M1R4-3PF boasts an inductance of 33 µH (microhenries) with a tolerance of ±20%. It supports a saturation current of 1.4 A (Amperes). The low DC resistance contributes to its overall efficiency. This component is designed for surface mount technology (SMT) and is compatible with automated assembly processes. The “3PF” suffix denotes a specific packaging or performance variant within the SLF7055T product line. It is fully compliant with RoHS standards.

This inductor excels in applications requiring a synergistic blend of small form factor, substantial current handling, and effective EMI suppression. Its durable construction and extensive operating temperature range render it a dependable choice for challenging application scenarios.