Overview
The OPA2727AIDRBT is a high-precision, dual-channel operational amplifier produced by Texas Instruments. It utilizes a state-of-the-art 12V analog CMOS process and Texas Instruments' proprietary e-trim technology, which is a package-level trim that ensures outstanding DC precision and AC performance. This amplifier is known for its extremely low offset voltage and drift, making it suitable for a wide range of applications requiring high accuracy and stability.
The OPA2727AIDRBT is optimized for single-supply operation up to 12V and features a low quiescent current, making it ideal for battery-operated equipment. The device is fully specified and tested over a supply range of 4V to 12V and is available in DFN-8 and SO-8 packages, ensuring versatility in design and implementation.
Key Specifications
| Parameter | Typical | Maximum | Unit |
|---|---|---|---|
| Input Offset Voltage (VOS) | 15µV | 150µV | µV |
| Offset Drift (dVOS/dT) | 0.3µV/°C | 1.5µV/°C | µV/°C |
| Bandwidth (GBW) | 20MHz | MHz | |
| Slew Rate (SR) | 30V/µs | V/µs | |
| Input Bias Current | 500pA | pA | |
| Noise (at 100kHz) | 6nV/√Hz | nV/√Hz | |
| Total Harmonic Distortion + Noise (THD+N) at 1kHz | 0.0003% | % | |
| Quiescent Current per Channel | 4.3mA | mA | |
| Supply Voltage Range | 4V to 12V | V | |
| Operating Temperature Range | -40°C to 85°C | °C |
Key Features
- High precision with low input offset voltage (15µV typical, 150µV maximum) and low drift (0.3µV/°C typical, 1.5µV/°C maximum).
- High bandwidth of 20MHz and slew rate of 30V/µs, making it suitable for high-frequency applications.
- Low noise of 6nV/√Hz at 100kHz and low THD+N of 0.0003% at 1kHz, ensuring high signal fidelity.
- Low quiescent current of 4.3mA per channel, suitable for battery-operated devices.
- Single-supply operation with input common-mode range extending to GND and output swing within 150mV of the rails.
- Available in DFN-8 and SO-8 packages, with operation specified from -40°C to +125°C.
Applications
- Optical Networking: Suitable for transimpedance amplifiers and monitoring optical power in ONET applications.
- Transimpedance Amplifiers: Low bias current makes it ideal for I/V-conversion applications.
- Integrators and Active Filters: High precision and AC characteristics make it well-suited for these applications.
- A/D Converter Drivers and I/V Converters for DACs: High accuracy and low noise are beneficial in these roles.
- High-Performance Audio: Excellent THD+N and slew rate make it suitable for high-end audio applications.
- Process Control and Test Equipment: High precision and stability are crucial in these applications.
Q & A
- What is the typical input offset voltage of the OPA2727AIDRBT?
The typical input offset voltage is 15µV.
- What is the maximum drift of the OPA2727AIDRBT over temperature?
The maximum drift is 1.5µV/°C.
- What is the bandwidth of the OPA2727AIDRBT?
The bandwidth is 20MHz.
- What is the slew rate of the OPA2727AIDRBT?
The slew rate is 30V/µs.
- What is the quiescent current per channel of the OPA2727AIDRBT?
The quiescent current per channel is 4.3mA.
- What is the supply voltage range for the OPA2727AIDRBT?
The supply voltage range is from 4V to 12V.
- What are the typical applications of the OPA2727AIDRBT?
Typical applications include optical networking, transimpedance amplifiers, integrators, active filters, A/D converter drivers, I/V converters for DACs, high-performance audio, process control, and test equipment.
- What is the operating temperature range of the OPA2727AIDRBT?
The operating temperature range is from -40°C to 85°C.
- What package options are available for the OPA2727AIDRBT?
The OPA2727AIDRBT is available in DFN-8 and SO-8 packages.
- Does the OPA2727AIDRBT have a shutdown mode?
No, the OPA2727AIDRBT does not have a shutdown mode. However, the OPA728 series, which is related, does have a shutdown mode).
