The LQH32MNR68K03L is a shielded, wound inductor manufactured by Murata Electronics. This inductor is commonly used in power supply and filtering circuits. Its compact size and good electrical characteristics make it a suitable choice for various applications, particularly where space is limited.

Applications:

• DC-DC Converters: Used in step-up, step-down, and inverting converters to efficiently manage voltage levels.
• Power Supplies for Portable Devices: Suitable for use in smartphones, tablets, laptops, and other battery-powered devices.
• Noise Filtering: Employed in circuits to reduce unwanted noise and electromagnetic interference (EMI).
• Voltage Regulators: Integrated into voltage regulator modules for stable and clean power delivery.
• RF Applications: Can be used in RF circuits for impedance matching and filtering purposes.

Features:

• Small Size: Compact dimensions allow for high-density mounting on printed circuit boards.
• Shielded Construction: Reduces electromagnetic interference (EMI) affecting nearby components.
• High Current Capability: Designed to handle substantial current levels without saturation.
• Excellent Inductance Stability: Provides consistent inductance values over a wide range of operating temperatures.
• RoHS Compliant: Meets environmental regulations restricting hazardous substances.

Benefits:

• Improved Power Efficiency: Minimizes power losses in DC-DC converters, resulting in extended battery life.
• Reduced EMI: Prevents interference with sensitive circuits, thereby enhancing overall system reliability.
• Compact Design: Enables the development of smaller and lighter electronic devices.
• Stable Performance: Delivers consistent inductance values under various operating conditions.
• Environmentally Friendly: Complies with RoHS standards, lessening environmental impact.

Additional Details:

The LQH32MNR68K03L features an inductance value of 0.68 μH (microhenries) with a tolerance of ±10%. It exhibits a high self-resonant frequency (SRF), making it suitable for high-frequency applications. It is designed for surface mount technology (SMT) and is typically supplied on tape and reel for automated assembly. The operating temperature range is generally from -40°C to +85°C. The DC resistance (DCR) is kept low to minimize power dissipation due to resistive losses. This inductor is frequently used with a variety of integrated circuits from different manufacturers in DC-DC converter and filtering applications. The core material is typically a ferrite composition, which offers high permeability and minimal core losses at higher frequencies.