Overview
The Texas Instruments OPA1602AIDGKR is a high-performance, bipolar-input audio operational amplifier (op amp) that is part of the SoundPlus™ series. This device is renowned for its exceptional audio quality, featuring very low noise density of 2.5nV/√Hz and ultralow distortion of 0.00003% at 1kHz. The OPA1602AIDGKR offers rail-to-rail output swing to within 600mV with a 2kΩ load, enhancing headroom and dynamic range. It operates over a wide supply range of ±2.25V to ±18V, consuming only 2.6mA of supply current per channel, and is unity-gain stable, ensuring excellent dynamic behavior across various load conditions.
Key Specifications
| Parameter | Typical Value | Maximum Value | Unit |
|---|---|---|---|
| Noise Density at 1kHz | 2.5 | - | nV/√Hz |
| Distortion at 1kHz | 0.00003% | - | % |
| Output Drive Capability | ±30mA | - | mA |
| Supply Voltage Range | ±2.25V to ±18V | - | V |
| Quiescent Current per Channel | 2.6 | 3.2 | mA |
| Common Mode Rejection Ratio (CMRR) | 120 | 114 | dB |
| Gain Bandwidth Product (GBW) | 35 | - | MHz |
| Input Bias Current | - | 200nA | pA |
| Package Type | VSSOP-8 | - | - |
| Operating Temperature Range | -40°C to +85°C | - | °C |
Key Features
- Low Noise and Distortion: Achieves very low 2.5nV/√Hz noise density and ultralow distortion of 0.00003% at 1kHz, ensuring superior sound quality.
- Rail-to-Rail Output Swing: Offers rail-to-rail output swing to within 600mV with a 2kΩ load, increasing headroom and maximizing dynamic range.
- High Output Drive Capability: Capable of driving ±30mA, making it suitable for a variety of audio applications.
- Wide Supply Range: Operates over a wide supply range of ±2.25V to ±18V, providing flexibility in design.
- Unity Gain Stability: Unity-gain stable, ensuring excellent dynamic behavior across various load conditions.
- Low Quiescent Current: Consumes only 2.6mA of supply current per channel, making it power-efficient.
- Independent Circuitry: Features completely independent circuitry for lowest crosstalk and freedom from interactions between channels.
Applications
- Professional Audio Equipment: Ideal for high-end audio equipment requiring low noise and distortion.
- Broadcast Studio Equipment: Suitable for broadcast studios where audio quality is paramount.
- Analog and Digital Mixers: Used in audio mixers to maintain high fidelity and low noise levels.
- High-End Consumer Audio: Applicable in high-end consumer audio devices such as amplifiers and preamplifiers.
Q & A
- What is the noise density of the OPA1602AIDGKR at 1kHz?
The noise density of the OPA1602AIDGKR at 1kHz is 2.5nV/√Hz.
- What is the distortion level of the OPA1602AIDGKR at 1kHz?
The distortion level of the OPA1602AIDGKR at 1kHz is 0.00003%.
- What is the output drive capability of the OPA1602AIDGKR?
The OPA1602AIDGKR can drive up to ±30mA.
- What is the supply voltage range for the OPA1602AIDGKR?
The OPA1602AIDGKR operates over a supply voltage range of ±2.25V to ±18V.
- What is the quiescent current per channel for the OPA1602AIDGKR?
The quiescent current per channel for the OPA1602AIDGKR is typically 2.6mA.
- Is the OPA1602AIDGKR unity-gain stable?
Yes, the OPA1602AIDGKR is unity-gain stable.
- What is the common mode rejection ratio (CMRR) of the OPA1602AIDGKR?
The CMRR of the OPA1602AIDGKR is typically 120dB.
- What is the gain bandwidth product (GBW) of the OPA1602AIDGKR?
The GBW of the OPA1602AIDGKR is 35MHz.
- What are the typical applications of the OPA1602AIDGKR?
The OPA1602AIDGKR is typically used in professional audio equipment, broadcast studio equipment, analog and digital mixers, and high-end consumer audio devices.
- What is the operating temperature range for the OPA1602AIDGKR?
The operating temperature range for the OPA1602AIDGKR is -40°C to +85°C.
