AMPLIFIER – OP AMPS

OP275GSZ – Dual Audio Operational Amplifier – Analog Devices

The OP275GSZ from Analog Devices is a high-performance dual audio operational amplifier engineered for precision signal conditioning. Combining ultra-low distortion with wide bandwidth, this IC delivers exceptional audio fidelity and stability for demanding analog circuits. Trust PCX for guaranteed genuine components, same-day shipping, and dedicated technical support.

Key Features

• Amplifier Type: Dual-Channel Audio Op Amp
• Slew Rate: 22V/µs (Rapid signal response)
• Gain Bandwidth Product: 9 MHz
• Supply Voltage Range: ±4.5V to ±22V (9V to 44V total)
• Low Input Bias Current: 100 nA
• High Output Current: 90 mA per channel
• Operating Temperature: -40°C to 85°C

Technical Specifications

Housed in an 8-SOIC surface-mount package, the OP275GSZ features two independent audio-grade amplifier circuits. It exhibits minimal input offset voltage (1 mV) and operates efficiently with a 4mA supply current. The extended voltage range supports both single and split-supply configurations, while its industrial temperature rating ensures reliability in harsh environments.

Typical Applications

• Professional audio mixers & preamplifiers
• Medical instrumentation and ECG front-ends
• Active filters and precision signal conditioning
• Test & measurement equipment
• High-fidelity consumer audio systems

About Analog Devices

Analog Devices Inc. (ADI) is a global leader in high-performance analog semiconductors, with over 50 years of innovation in signal processing technology. Their components are renowned for precision, reliability, and cutting-edge design, serving mission-critical applications across aerospace, healthcare, and industrial automation sectors.

ADI maintains rigorous quality certifications including ISO 9001, ensuring consistent performance in extreme operating conditions. Their op-amp portfolio, including the OP275 series, sets industry benchmarks for noise reduction and power efficiency, making them the preferred choice for engineering teams worldwide.

About Operational Amplifiers

Operational amplifiers (op-amps) are fundamental building blocks in analog electronics, amplifying voltage differences between inputs with high gain. Modern op-amps like the OP275GSZ integrate multiple transistors into single IC packages, enabling compact yet powerful circuit designs for signal processing tasks.

Audio-grade op-amps specifically minimize harmonic distortion and noise while delivering flat frequency response across the human hearing spectrum. Their versatility makes them indispensable in active filtering, impedance buffering, analog-to-digital conversion, and sensor interfacing applications where signal integrity is paramount.

Packaging Options

Available in manufacturer-sealed Tube packaging for automated assembly processes. Contact PCX for reel options or custom quantities.

Frequently Asked Questions

Q: Is the OP275GSZ suitable for battery-powered devices?
A: Yes, its 4mA typical supply current makes it efficient for portable audio applications.

Q: Can this replace the NE5532 in existing designs?
A: While pin-compatible, verify specifications as the OP275 offers superior distortion performance.

Q: What is the recommended decoupling capacitor value?
A: Use 0.1µF ceramic capacitors close to each supply pin per Analog Devices’ datasheet guidelines.

Q: Does PCX provide design support for op-amp circuits?
A: Yes, our engineering team offers application assistance for component selection and validation.

Q: Is this RoHS compliant?
A: Yes, the OP275GSZ meets current RoHS 3 standards.

Q: How does the audio performance compare to JFET-input op-amps?
A: The OP275’s patented Bipolar/JFET input stage delivers lower noise than standard JFET amps with similar bandwidth.

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Note: Product image is representational only. Refer to datasheet on PCXCo.com for exact specifications. OP275GSZ is a trademark of Analog Devices Inc.