The TSL1112RA-150M3R4 is a shielded power inductor manufactured by TDK Corporation. This inductor is designed for use in various power supply and DC-DC converter applications where high efficiency and low electromagnetic interference (EMI) are critical. Its shielded construction minimizes magnetic flux leakage, reducing noise and improving overall system performance. It is commonly used in portable devices, industrial equipment, and automotive electronics.

Applications:

• DC-DC Converters: Used in step-up (boost) and step-down (buck) converters to efficiently convert voltage levels.
• Power Supplies: Functions as a filtering component in power supply circuits to reduce noise and ripple.
• Portable Devices: Employed in smartphones, tablets, and laptops for power management and voltage regulation.
• Industrial Equipment: Used in industrial control systems, motor drives, and automation equipment.
• Automotive Electronics: Integrated into automotive power systems, including engine control units (ECUs) and infotainment systems.

Features:

• Shielded Construction: Minimizes magnetic flux leakage, reducing EMI and improving system performance.
• High Saturation Current: Enables the inductor to handle high current levels without significant inductance drop.
• Low DC Resistance (DCR): Reduces power losses and improves efficiency.
• Compact Size: Allows for space-saving designs in portable and miniature devices.
• High Reliability: Designed for robust performance and long-term stability.
• RoHS Compliant: Complies with Restriction of Hazardous Substances directive.

Benefits:

• Reduced EMI: Shielded construction minimizes electromagnetic interference, ensuring compliance with regulatory standards and improving system reliability.
• High Efficiency: Low DCR and high saturation current contribute to improved energy efficiency in power electronic circuits.
• Compact Design: Small size enables the creation of smaller and more portable devices.
• Stable Performance: Provides consistent and reliable performance over a wide range of operating conditions.
• Improved Thermal Management: Low power losses minimize heat generation, simplifying thermal design considerations.

Technical Specifications:

Typical specifications for the TSL1112RA-150M3R4 shielded power inductor include:

• Inductance (L): 15 μH (with a tolerance, e.g., ±20%)
• Saturation Current (Isat): Determined by a specific drop in inductance (e.g., 20% drop) and specified in Amperes.
• DC Resistance (DCR): Specified in milliohms (mΩ)
• Self-Resonant Frequency (SRF): Specified in MHz
• Operating Temperature Range: -40°C to +125°C (including self-temperature rise)
• Package Dimensions: (e.g., 11.5 mm x 11.0 mm x 4.0 mm)

Refer to the official TDK Corporation datasheet for the TSL1112RA-150M3R4 for precise and detailed specifications.