Class-D Inductor HDE for High Efficiency Amplifiers

Class-D audio systems and fast-switching power circuits require inductors that can handle high ripple currents, maintain low core loss, and remain stable across a wide frequency range.
Our Class D amplifier inductors are engineered specifically for these demands, offering a robust magnetic structure, optimized winding design, and excellent saturation performance even under heavy load.

Whether you are building compact audio amplifiers, DC–DC converters, or any application requiring reliable inductor DC performance, this series delivers both efficiency and long-term stability.

Why Choose Our Class D Inductor Series?

1. Optimized for Class-D Audio Amplifiers

The inductors provide low distortion and minimal heat rise, ensuring clean output filtering for high-fidelity audio systems. Their stable inductance supports fast switching edges without generating excessive EMI.

2. High Current & Low Loss Magnetic Structure

Each inductor element is built with advanced ferrite cores and optimized wire geometry, resulting in:

• Lower copper loss

• Reduced magnetic hysteresis

• Higher saturation current

• Improved efficiency under continuous high-current operation

These benefits make the series ideal for switching regulators, Class-D amplifiers, and automotive DC circuits.

3. Wide Range of Inductance & Current Ratings

The series covers multiple inductance values and case sizes, giving engineers flexibility in PCB layouts and performance tuning. Custom values are also available for power-dense designs.

4. Compact, Stable & Durable

Engineered to deliver consistent performance across temperature shifts and harsh operating conditions. This stability is crucial for compact audio modules and portable electronics.

Where Class-D Inductors Are Used

Our inductors are widely applied in:

• Class-D audio amplifier output filters

• High-efficiency DC-DC converters

• Industrial control systems

• Automotive electronics

• Battery-powered devices

• Power modules requiring low EMI operation

They are also compatible with product families such as toroidal choke and High Voltage Inductor, making them easy to integrate across different power designs. For miniaturized electronics, our Multilayer Chip Inductors are commonly paired within the same circuit architecture.

Key Features

• Designed for Class-D switching frequencies

• High saturation current options

• Excellent thermal stability

• Low DCR for improved efficiency

• Ferrite-based magnetic structure for reduced core loss

• Custom inductance values on request

• Suitable for both consumer and industrial power systems