Overview

The SLF10040T-4R7N7R0 is a shielded power inductor manufactured by TDK Corporation. It's designed for various power management applications, including DC-DC converters, power supplies, and noise filtering circuits. The shielded construction minimizes electromagnetic interference (EMI), making it suitable for sensitive electronic devices and applications. This inductor provides a balance between compact size and good performance characteristics.

Applications

  
• DC-DC Converters: Step-up, step-down, and buck-boost converters used to regulate voltage levels efficiently.
  
• Power Supplies: Provides stable and reliable power delivery in a variety of electronic devices.
  
• Portable Devices: Smartphones, tablets, wearable electronics, and other battery-powered devices requiring efficient power management.
  
• Automotive Electronics: Used in automotive power systems and control units where reliability and EMI performance are crucial.
  
• Industrial Equipment: Power supplies and control circuits used in various industrial applications.

Features

  
• Shielded Construction: Minimizes electromagnetic interference (EMI) to prevent unwanted noise from affecting sensitive components.
  
• Compact Size: Allows for high-density mounting on PCBs, saving valuable board space.
  
• High Current Capacity: Capable of handling significant current loads without saturating the inductor.
  
• Low DC Resistance (DCR): Reduces power loss, improving overall efficiency and reducing heat generation.
  
• Excellent Temperature Stability: Maintains stable performance across a wide range of operating temperatures, ensuring reliability.

Benefits

  
• Reduced EMI: The shielded design minimizes unwanted electromagnetic interference, ensuring clean and reliable operation in sensitive circuits.
  
• Improved Efficiency: Low DCR minimizes power losses, leading to higher energy efficiency and reduced heat dissipation.
  
• Space Savings: The compact size allows for more components to be placed on the PCB, reducing the overall size of the electronic device.
  
• Stable Performance: Excellent temperature stability ensures consistent performance even in harsh operating conditions.
  
• Versatile Application: Suitable for a wide range of power management applications, making it a flexible choice for different designs.

Additional Details

The SLF10040T-4R7N7R0 inductor typically utilizes a ferrite core material, providing a balance between high inductance and current handling capabilities. It is designed for surface mount technology (SMT) assembly, making it suitable for automated manufacturing processes.  It adheres to RoHS compliance, ensuring it does not contain restricted hazardous substances, aligning with environmental regulations.

Typical Specifications:

    
• Inductance: 4.7 μH
    
• Tolerance: ±30%
    
• DC Resistance (DCR): (Consult datasheet for the exact value, typically in milliohms)
    
• Saturation Current: 7.0 A (Isat)
    
• Rated Current (Irms): Consult datasheet for specific value
    
• Operating Temperature Range: (Consult the official TDK datasheet for the exact temperature range)

For precise electrical characteristics, performance curves, reliability information, and recommended operating conditions, please refer to the official TDK Corporation datasheet for the SLF10040T-4R7N7R0 inductor.