The SLF7055T-330M1R4 is a shielded power inductor manufactured by TDK Corporation. This inductor is designed for use in power supply circuits, particularly DC-DC converters, where high efficiency, compact size, and low EMI are critical requirements. The magnetically shielded construction minimizes electromagnetic interference, allowing for high-density mounting of components.

Applications

• DC-DC converters for portable devices
• Power supplies for LCD TVs and monitors
• Notebook and desktop computers
• Mobile communication devices (smartphones, tablets)
• LED lighting drivers

Features

• Magnetically shielded construction for low EMI
• High current carrying capacity
• Low DC resistance (DCR) for high efficiency
• Compact size (7.0 x 7.0 x 5.5 mm)
• Operating temperature range: -40°C to +125°C (including self-temperature rise)

Benefits

• Reduced electromagnetic interference allows for denser circuit layouts and minimizes noise
• High efficiency minimizes power loss and reduces heat generation
• Small footprint is ideal for miniaturized electronic devices
• Reliable performance over a wide temperature range
• Stable inductance characteristics under varying operating conditions

Technical Specifications

The SLF7055T-330M1R4 has an inductance of 33 µH (microhenries) with a tolerance of ±20%. Its saturation current is 1.4 A (Amperes). The DC resistance is designed to be low to minimize power losses. It is a surface-mount device (SMD) suitable for automated assembly. It is compliant with RoHS (Restriction of Hazardous Substances) regulations, ensuring environmental friendliness.

This inductor is suitable for applications requiring a balance of small size, high current handling, and low EMI. Its robust construction and wide operating temperature make it a reliable choice for demanding environments.