Overview
The Texas Instruments OPA2604AU/2K5G4 is a dual, FET-input operational amplifier designed for enhanced AC performance. It is particularly suited for applications requiring very low distortion, low noise, and wide bandwidth. The OPA2604AU features advanced circuit techniques and special laser trimming to achieve exceptional 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 | 11 | nV/√Hz | ||
| Slew Rate | 25 | V/µs | |||
| Gain-Bandwidth | 20 | MHz | |||
| Supply Voltage Range | ±4.5 | ±24 | V |
Key Features
- Low distortion: 0.0003% at 1kHz
- Low noise: 10nV/√Hz
- High slew rate: 25V/µs
- Wide gain-bandwidth: 20MHz
- Unity-gain stable
- Wide supply range: VS = ±4.5 to ±24V
- Drives 600Ω loads
Applications
- Professional audio equipment
- PCM DAC I/V converters
- Spectral analysis equipment
- Active filters
- Transducer amplifiers
- Data acquisition
Q & A
- What is the primary application of the OPA2604AU/2K5G4?
The OPA2604AU/2K5G4 is primarily used in professional audio equipment, PCM DAC I/V converters, spectral analysis equipment, active filters, transducer amplifiers, and data acquisition systems.
- What is the slew rate of the OPA2604AU/2K5G4?
The slew rate of the OPA2604AU/2K5G4 is 25V/µs.
- What is the gain-bandwidth product of the OPA2604AU/2K5G4?
The gain-bandwidth product of the OPA2604AU/2K5G4 is 20MHz.
- What is the input offset voltage of the OPA2604AU/2K5G4?
The input offset voltage of the OPA2604AU/2K5G4 is typically ±5mV.
- What is the power supply rejection ratio (PSRR) of the OPA2604AU/2K5G4?
The power supply rejection ratio (PSRR) of the OPA2604AU/2K5G4 is typically 80dB.
- Can the OPA2604AU/2K5G4 drive high impedance loads?
Yes, the OPA2604AU/2K5G4 can drive 600Ω loads.
- What is the typical input bias current of the OPA2604AU/2K5G4?
The typical input bias current of the OPA2604AU/2K5G4 is 100pA.
- Is the OPA2604AU/2K5G4 unity-gain stable?
Yes, the OPA2604AU/2K5G4 is unity-gain stable.
- What is the supply voltage range for the OPA2604AU/2K5G4?
The supply voltage range for the OPA2604AU/2K5G4 is ±4.5V to ±24V.
- How does the OPA2604AU/2K5G4 handle noise in the power supply lines?
The OPA2604AU/2K5G4 may require decoupling capacitors close to the device pins to handle noisy or high impedance power supply lines.
