OPA1662AIDGKR

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High-performance, low-noise audio amplifier - Wide bandwidth and high slew rate for accurate audio reproduction - Low distortion and noise for improved audio quality - Suitable for professional audio equipment and high-fidelity audio systems

Package: 8-pin VSSOP (Very Small Outline Package)

Essence: The OPA1662AIDGKR is a high-performance audio amplifier IC designed to provide accurate and high-quality audio amplification in various applications.

Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Voltage Range: ±Vs - 1.5V
• Output Voltage Swing: ±Vs - 1.5V
• Gain Bandwidth Product: 20 MHz
• Slew Rate: 10 V/µs
• Total Harmonic Distortion + Noise (THD+N): 0.00006% (typical)
• Input Bias Current: 1 pA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The OPA1662AIDGKR has the following pin configuration:

___________ OUT+| | V- OUT-| | IN+ V+ | | IN- GND |___________|

Functional Features

• High gain accuracy and linearity for precise audio signal amplification.
• Low input bias current minimizes loading effects on the audio source.
• Excellent noise performance ensures clear and detailed audio reproduction.
• Wide supply voltage range allows flexibility in system design.
• Short-circuit protection prevents damage to the IC and connected components.

Advantages

• High-performance audio amplifier with low distortion and noise.
• Wide bandwidth and high slew rate for accurate audio reproduction.
• Suitable for professional audio equipment and high-fidelity audio systems.
• Compact package size allows for space-efficient designs.
• Short-circuit protection enhances reliability.

Disadvantages

• Requires external components for proper operation, such as power supply and input/output coupling capacitors.
• Limited output voltage swing compared to some other audio amplifiers.
• Higher cost compared to lower-end audio amplifier options.

Working Principles

The OPA1662AIDGKR operates as a voltage amplifier, amplifying the input audio signal with high accuracy and linearity. It utilizes a combination of internal circuitry, including operational amplifiers and feedback networks, to achieve the desired amplification characteristics. The IC requires a dual power supply to operate within the specified voltage range.

Application Field Plans

The OPA1662AIDGKR is suitable for various applications in the audio industry, including: - Professional audio recording and mixing equipment - High-fidelity audio systems and amplifiers - Audio signal processing and effects units - Headphone amplifiers and portable audio devices - Automotive audio systems

Alternative Models

• OPA1652AIDGKR: Similar performance and features, but with a different pin configuration (14-pin TSSOP).
• OPA1622AIDGKR: Lower power consumption and smaller package size (8-pin VSSOP), suitable for battery-powered applications.
• OPA1642AIDGKR: Lower noise and distortion specifications, ideal for critical audio applications.

These alternative models offer similar functionality and can be considered based on specific design requirements and constraints.

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