The TSL1112S-4R7M4R8-PF is a shielded power inductor manufactured by TDK Corporation. It's engineered to provide efficient power conversion in a compact form factor. This inductor is suitable for various applications where space is limited and high performance is required.

Applications:

• DC-DC Converters: Used in step-up (boost), step-down (buck), and buck-boost converters for voltage regulation in diverse electronic systems.
• Power Supplies: Integrated into power supplies for consumer electronics, industrial equipment, and communication devices.
• Portable Devices: Commonly found in smartphones, tablets, laptops, and other portable gadgets to manage power efficiently.
• LED Lighting: Employed in LED drivers to deliver stable and consistent current for optimal lighting performance.
• Automotive Electronics: Utilized in various automotive systems, including engine control units (ECUs) and infotainment systems.

Features:

• Shielded Construction: The shielded design minimizes electromagnetic interference (EMI) and reduces noise.
• High Current Capacity: Designed to withstand high current levels without saturation, ensuring reliable operation.
• Compact Size: The small form factor allows for easy integration into densely populated circuit boards.
• Low DC Resistance: The low DCR minimizes power loss and improves overall efficiency.
• Excellent Temperature Stability: Provides stable performance across a wide range of operating temperatures.

Benefits:

• Enhanced Efficiency: The low DC resistance results in improved power conversion efficiency, reducing heat generation.
• Reduced EMI: The shielded construction minimizes electromagnetic interference, preventing interference with other components.
• Space Optimization: The compact size allows for smaller and more efficient designs, maximizing board space.
• Reliable Operation: The excellent temperature stability ensures consistent performance under various conditions.
• High Current Handling: The inductor can handle high current levels, making it suitable for demanding applications.

Additional Details:

The TSL1112S series from TDK is known for its robust design and reliable performance in power management applications. This specific model, TSL1112S-4R7M4R8-PF, has an inductance value of 4.7µH (indicated by 4R7). The 'M' in the part number refers to the tolerance, which is typically ±20%. The 4R8 likely refers to the test frequency or another specific characteristic. As always, it's crucial to consult the official TDK datasheet for detailed specifications, including inductance tolerance, saturation current, and other electrical parameters. The 'PF' suffix denotes the packaging type for automated assembly processes.