Overview
The OPA627TDB2 is a high-precision, low-noise operational amplifier (op-amp) manufactured by Texas Instruments. This component is designed for applications requiring exceptional accuracy and minimal noise, making it a preferred choice in high-performance audio, instrumentation, and data acquisition systems. Its market positioning targets professionals and industries that demand superior signal integrity and stability. The OPA627TDB2 stands out for its low offset voltage, low drift, and high-speed performance, which collectively enhance its competitiveness in precision analog circuits.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 1 | - | |
| Total Supply Voltage (Max) | 36 | V | |
| Total Supply Voltage (Min) | 9 | V | |
| Offset Voltage (Max) | 0.1 | mV | @25°C |
| Gain Bandwidth Product (Typ) | 16 | MHz | |
| Slew Rate (Typ) | 55 | V/µs | |
| Offset Drift (Typ) | 0.4 | µV/°C | |
| Input Bias Current (Max) | 5 | pA | |
| Operating Temperature Range | -25 to 85 | °C | |
| Noise Density (Typ) | 4.5 | nV/√Hz | @10kHz |
Key Features
- Extremely low noise performance, ideal for high-fidelity audio applications.
- Fast settling time of 550 ns to 0.01%, ensuring rapid signal processing.
- Low input offset voltage and drift, enhancing precision in measurement systems.
- Wide supply voltage range (±4.5V to ±18V), providing flexibility in various circuit designs.
- High common-mode rejection ratio (CMRR) of 110 dB, minimizing interference.
Applications
The OPA627TDB2 is widely used in precision instrumentation, high-speed data acquisition systems, and high-performance audio equipment. Its low noise and high accuracy make it suitable for applications such as medical devices, test and measurement instruments, and professional audio equipment. Additionally, it is employed in active filters, DAC output amplifiers, and high-impedance sensor circuits, where signal integrity is critical.
Q & A
1. What is the typical noise density of the OPA627TDB2?
The typical noise density is 4.5 nV/√Hz at 10 kHz.
2. What is the maximum supply voltage for the OPA627TDB2?
The maximum supply voltage is 36 V.
3. Is the OPA627TDB2 suitable for audio applications?
Yes, its low noise and high precision make it ideal for high-performance audio systems.
4. What is the operating temperature range of the OPA627TDB2?
It operates within a temperature range of -25°C to 85°C.
5. What is the slew rate of the OPA627TDB2?
The typical slew rate is 55 V/µs.
6. Can the OPA627TDB2 be used in active filter designs?
Yes, its high-speed performance and low noise make it suitable for active filters.
7. What is the typical offset drift of the OPA627TDB2?
The typical offset drift is 0.4 µV/°C.
8. Is the OPA627TDB2 unity-gain stable?
Yes, it is unity-gain stable.
9. What is the input bias current of the OPA627TDB2?
The maximum input bias current is 5 pA.
10. What is the CMRR of the OPA627TDB2?
The typical CMRR is 110 dB.
