Overview
The Texas Instruments OPA2604AU/2K5 is a dual, FET-input operational amplifier designed for enhanced AC performance. This component is particularly suited for applications requiring low distortion, low noise, and wide bandwidth. The OPA2604AU/2K5 is part of the OPA2604 series, known for its exceptional sound quality and dynamic performance, making it ideal for high-quality audio and other demanding applications.
Key Specifications
| Parameter | Condition | Min | Max | Units | |
|---|---|---|---|---|---|
| Input Offset Voltage | ±1 | ±5 | mV | ||
| Average Drift | ±8 | µV/°C | |||
| Power Supply Rejection | VS = ±5 to ±24V | 70 | 80 | dB | |
| Input Bias Current | VCM = 0V | 100 | pA | ||
| Input Offset Current | VCM = 0V | ±4 | pA | ||
| Input Voltage Noise | f = 1kHz | 10 | nV/√Hz | ||
| Slew Rate | 25 | V/µs | |||
| Gain-Bandwidth Product | 20 | MHz | |||
| Operating Voltage Range | ±4.5 | ±24 | V | ||
| Operating Temperature Range | –25 | +85 | °C | ||
| Package Type | SOIC-8 |
Key Features
- Low Distortion: 0.0003% at 1kHz, ensuring high fidelity in audio applications.
- Low Noise: 10 nV/√Hz, providing a wide dynamic range even with high source impedance.
- High Slew Rate: 25 V/µs, supporting fast signal transitions.
- Wide Gain-Bandwidth Product: 20 MHz, suitable for high-frequency applications.
- Unity-Gain Stable: Ensures stability in a variety of configurations.
- Wide Supply Range: VS = ±4.5 to ±24V, offering flexibility in power supply design).
- Drives 600Ω Loads: Capable of driving moderate to high impedance loads).
Applications
- Professional Audio Equipment: Ideal for high-quality audio amplifiers and mixers due to its low distortion and noise characteristics).
- PCM DAC I/V Converter: Suitable for digital-to-analog conversion in audio and other precision applications).
- Spectral Analysis Equipment: Used in instruments requiring high AC performance and low noise).
- Active Filters: Effective in active filter circuits where low distortion and high bandwidth are crucial).
- Transducer Amplifiers: Applicable in transducer amplification where signal fidelity is important).
- Data Acquisition: Used in data acquisition systems requiring high accuracy and low noise).
Q & A
- What is the OPA2604AU/2K5 operational amplifier used for?
The OPA2604AU/2K5 is used in applications requiring low distortion, low noise, and wide bandwidth, such as professional audio equipment, spectral analysis, active filters, transducer amplifiers, and data acquisition systems).
- What is the slew rate of the OPA2604AU/2K5?
The slew rate of the OPA2604AU/2K5 is 25 V/µs).
- What is the gain-bandwidth product of the OPA2604AU/2K5?
The gain-bandwidth product of the OPA2604AU/2K5 is 20 MHz).
- What is the operating temperature range of the OPA2604AU/2K5?
The operating temperature range of the OPA2604AU/2K5 is –25°C to +85°C).
- What package types are available for the OPA2604AU/2K5?
The OPA2604AU/2K5 is available in SOIC-8 and PDIP-8 packages).
- What is the input offset voltage of the OPA2604AU/2K5?
The input offset voltage of the OPA2604AU/2K5 is typically ±5 mV).
- How much current does the OPA2604AU/2K5 draw from the power supply?
The total current drawn by both amplifiers is typically ±10.5 mA at zero output current).
- Is the OPA2604AU/2K5 RoHS compliant?
Yes, the OPA2604AU/2K5 is RoHS compliant).
- What is the common-mode rejection ratio (CMRR) of the OPA2604AU/2K5?
The CMRR of the OPA2604AU/2K5 is typically 80 dB).
- Can the OPA2604AU/2K5 drive 600Ω loads?
Yes, the OPA2604AU/2K5 can drive 600Ω loads).
