Overview
The OPA627AU/2K5G4 is a precision, high-speed operational amplifier produced by Texas Instruments. It belongs to the OPA6x7 family, which includes the OPA627 and OPA637 models. These operational amplifiers are designed to provide exceptional performance in precision and high-speed analog circuitry. They are fabricated on a high-speed, dielectrically-isolated, complementary NPN/PNP process, offering high accuracy and low-noise performance comparable to the best bipolar-input op amps.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Temperature Range | -25 to 85 | °C |
| Package Type | SOIC (D) | - |
| Number of Pins | 8 | - |
| Input Offset Voltage (VOS) | ±100 | μV |
| Input Offset Voltage Drift (dVOS/dT) | ±0.8 | μV/°C |
| Input Bias Current (IB) | ±5 | pA |
| Gain-Bandwidth Product (GBW) | 45 | MHz |
| Slew Rate | 150 | V/μs |
| Settling Time (to 0.01%) | 550 | ns |
| Power Supply Voltage Range | ±4.5V to ±18V | - |
| Noise at 10kHz | 4.5 | nV/√Hz |
Key Features
- Very low noise: 4.5nV/√Hz at 10kHz
- Fast settling time: 550ns to 0.01%
- Low input offset voltage: 100μV maximum
- Low drift: 0.8μV/°C maximum
- Low input bias current: 5pA maximum
- Unity-gain stable for OPA627
- State-of-the-art, precision FET transistors for low input bias currents without compromising input voltage noise performance
Applications
- Precision instrumentation
- Fast data acquisition
- DAC output amplifier
- Optoelectronics
- Sonar, ultrasound
- High-impedance sensor amplifiers
- High-performance audio circuitry
- Active filters
Q & A
- What is the operating temperature range of the OPA627AU/2K5G4?
The operating temperature range is -25°C to 85°C. - What is the package type and number of pins for the OPA627AU/2K5G4?
The package type is SOIC (D) with 8 pins. - What is the input offset voltage (VOS) of the OPA627AU/2K5G4?
The input offset voltage is ±100μV. - What is the input offset voltage drift (dVOS/dT) of the OPA627AU/2K5G4?
The input offset voltage drift is ±0.8μV/°C. - What is the input bias current (IB) of the OPA627AU/2K5G4?
The input bias current is ±5pA. - What is the gain-bandwidth product (GBW) of the OPA627AU/2K5G4?
The gain-bandwidth product is 45MHz. - What is the slew rate of the OPA627AU/2K5G4?
The slew rate is 150V/μs. - What is the settling time (to 0.01%) of the OPA627AU/2K5G4?
The settling time is 550ns. - What is the power supply voltage range for the OPA627AU/2K5G4?
The power supply voltage range is ±4.5V to ±18V. - What are some common applications of the OPA627AU/2K5G4?
Common applications include precision instrumentation, fast data acquisition, DAC output amplifier, optoelectronics, sonar, ultrasound, high-impedance sensor amplifiers, high-performance audio circuitry, and active filters.
