OPA1622 Dual Op-Amp HiFi Chip – Low Distortion Audio Module

OPA1622 High Current Dual Operational Amplifier – Crystal-Clear HiFi Audio

Upgrade your audio circuit with the OPA1622 High Current Dual Operational Amplifier (Op-Amp) Chip — a premium PCB-mounted component engineered for audiophiles and electronics enthusiasts who demand the very best in sound fidelity. Whether you're building a headphone amplifier, DAC output stage, or custom HiFi audio device, this compact yet powerful op-amp delivers exceptionally low distortion and a wide, dynamic soundstage.

Key Features

• Dual Channel Design: Two fully independent op-amp channels in a single compact package for balanced, stereo audio applications.
• High Current Output: Capable of driving low-impedance loads and headphones with ease, delivering clean, powerful audio.
• Ultra-Low Distortion: Minimizes Total Harmonic Distortion (THD) for a natural, accurate sound reproduction — ideal for critical listening.
• HiFi-Grade Performance: Designed specifically for high-fidelity audio applications including DACs, headphone amps, and preamplifiers.
• Compact PCB + Metal Construction: Measures just 12 × 10 mm (approx. 0.47 × 0.39 in), making it easy to integrate into tight builds.
• Plug-and-Play Module: Red PCB design for easy identification; simply drop it into compatible amp boards or custom circuits.
• Available in Multipacks: Choose from 1, 3, or 5-piece quantities to suit your project needs.

Specifications

• Model: OPA1622
• Type: Dual Operational Amplifier
• Material: PCB + Metal
• Color: Red
• Dimensions: 12 × 10 mm / 0.47 × 0.39 in
• Package Contents: 1 / 3 / 5 pcs OPA1622 Op-Amp Module(s)
• Condition: Brand New, High Quality
• Made in Mainland China

Perfect For

• Headphone amplifier builds and upgrades
• DAC (Digital-to-Analog Converter) output stages
• Preamplifier and signal processing circuits
• Custom HiFi and audiophile audio equipment
• DIY electronics hobbyists and audio engineers

Important Notes

• Photos may not reflect the actual size — please refer to the listed dimensions.
• Allow ±5–10 mm tolerance due to manual measurement.
• Colors may vary slightly due to monitor settings, lighting, and display calibration.

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Learn More About Audio Electronics

For a deeper understanding of operational amplifiers and their role in audio signal processing, visit the National Institute of Standards and Technology (NIST), a leading authority on electronic measurement and standards.

Frequently Asked Questions

Q: What is the OPA1622 op-amp chip used for?

A: The OPA1622 is a high current dual operational amplifier chip primarily used in HiFi audio applications such as headphone amplifiers, DAC output stages, and preamplifiers. Its ultra-low distortion and high current output make it a top choice for audiophile-grade audio circuits.

Q: Is the OPA1622 module compatible with standard op-amp amplifier boards?

A: Yes. The OPA1622 module is designed for compatibility with a wide range of amplifier boards that accept standard dual op-amp packages. Always verify the pinout and voltage requirements of your specific board before installation.

Q: What quantity options are available for this OPA1622 chip?

A: This listing is available in 1-piece, 3-piece, and 5-piece quantities, so you can stock up for multiple projects or simply grab one for a single upgrade.

Q: How small is the OPA1622 PCB module?

A: The module measures just 12 × 10 mm (approximately 0.47 × 0.39 inches), making it very compact and easy to fit into tight amplifier builds or enclosures.