The LVS404026-3R3M-NDH is a shielded power inductor manufactured by Chilisin. It is designed for use in various DC-DC converter and power supply applications requiring efficient energy storage and filtering. The 'NDH' likely signifies a specific packaging or handling requirement.

Applications

• DC-DC Converters: Commonly used in step-up, step-down (buck and boost), and inverting DC-DC converters.
• Power Supplies: Suitable for filtering and voltage regulation in a wide range of power supply designs.
• Portable Electronics: Found in smartphones, tablets, laptops, and other battery-powered devices.
• LED Lighting: Employed in LED driver circuits to provide a stable current source for LED illumination.
• Automotive Electronics: Used in automotive power systems for various functions, including infotainment and engine control.

Features

• High Current Handling Capability: Designed to handle significant current levels without saturation, maintaining inductance under load.
• Low DC Resistance (DCR): Minimizes power loss due to resistance, improving overall efficiency.
• Shielded Construction: Reduces electromagnetic interference (EMI) emitted from the inductor.
• Compact Size: 4.0mm x 4.0mm footprint allows for use in space-constrained applications.
• Robust and Reliable: Designed for stable performance over a wide range of operating conditions.

Benefits

• Increased Efficiency: Low DCR reduces power losses, resulting in higher overall efficiency in power conversion circuits.
• Reduced EMI: Shielding minimizes electromagnetic interference, ensuring stable operation and compliance with regulatory requirements.
• Small Form Factor: Compact size allows for high-density circuit designs and use in portable electronics.
• Stable Performance: Reliable operation across a range of temperatures and current levels.
• Versatile Applications: Suitable for a wide range of power supply and DC-DC converter applications.

Technical Specifications

Typical specifications for this type of inductor:

• Inductance: 3.3 μH (microhenries)
• Tolerance: Typically ±20%
• Saturation Current: Dependent on the specific material and construction; refer to the datasheet.
• DC Resistance (DCR): A low value to minimize power loss.
• Operating Temperature Range: Typically -40°C to +125°C
• Shielded: Yes
• Package Size: 4.0mm x 4.0mm x 2.6mm

Always refer to the manufacturer's datasheet for the most accurate and up-to-date specifications, including saturation current, self-resonant frequency (SRF), and specific handling requirements.