The IHLP2020CZERR33M51 is a surface-mount inductor from Vishay Dale. This inductor is part of the IHLP series, known for its high current, low DCR (DC resistance), and compact size. It's designed for use in a variety of power supply applications, particularly those requiring high efficiency and minimal board space.

Applications

• DC-DC converters
• Voltage regulators
• Power supplies for portable devices
• High-frequency filtering
• Point-of-Load (POL) converters

Features

• High current capability
• Low DCR to minimize power losses
• Compact 2020 case size (2.0mm x 2.0mm)
• Shielded construction to reduce EMI (Electromagnetic Interference)
• Operating temperature range: -55°C to +125°C
• Inductance value: 0.33 μH (0.33 microhenries)
• Tolerance: ±20%
• Saturation current: 5.1 A

Benefits

• Improved efficiency in power supply circuits due to low DCR
• Reduced board space requirements due to compact size
• Minimized EMI emissions due to shielded construction
• Stable performance over a wide temperature range
• Reliable operation at high current levels
• Simplified circuit design due to standard surface-mount package

Additional Details

The IHLP2020CZERR33M51 inductor utilizes a composite construction that contributes to its high current handling capability and low core losses. Its shielded construction effectively reduces electromagnetic interference, making it suitable for sensitive applications where noise reduction is critical. The inductor's small size and high performance make it ideal for use in portable devices and other space-constrained applications.

The saturation current (Isat) of 5.1A represents the current at which the inductance drops by a specified percentage (typically 20%). The Irms (RMS current) is the continuous current that the inductor can handle without exceeding a specified temperature rise. The specific Irms value depends on factors like ambient temperature and cooling conditions. Vishay provides detailed datasheets and application notes to assist designers in selecting and using IHLP inductors effectively.