The LPS4018-334MRC is a shielded power inductor manufactured by Coilcraft. It's designed for use in DC-DC converters and power supply applications where high efficiency and small size are crucial. This inductor features a shielded construction to minimize EMI (Electromagnetic Interference).

Applications

• DC-DC Converters
• Power Supplies
• Voltage Regulators
• Buck Converters
• Boost Converters
• Portable Devices
• LED Lighting

Features

• Shielded Construction: Reduces EMI and RFI.
• High Saturation Current: Allows for higher current handling capability without significant inductance drop.
• Low DC Resistance (DCR): Minimizes power losses and improves efficiency.
• Compact Size: 4.0 mm x 4.0 mm footprint saves board space.
• High Temperature Operation: Suitable for demanding environments.
• RoHS Compliant: Environmentally friendly, lead-free construction.

Benefits

• Reduced EMI: Shielded construction minimizes electromagnetic interference with nearby components.
• High Efficiency: Low DCR reduces power losses, improving overall system efficiency.
• Small Size: Compact footprint allows for use in space-constrained applications.
• Reliability: Robust construction ensures reliable performance in harsh environments.

Technical Specifications

Key specifications of the LPS4018-334MRC typically include:

• Inductance: 330 µH
• Tolerance: ±20%
• Saturation Current: Consult datasheet for specific saturation current (e.g., 0.5 A)
• DC Resistance (DCR): Specified in Ohms (check datasheet for value, typically very low)
• Self-Resonant Frequency (SRF): Specified in MHz (check datasheet for value)
• Operating Temperature Range: -40°C to +125°C
• Dimensions: 4.0 mm x 4.0 mm x 1.8 mm