Overview
The OP275GS-REEL7 is a precision dual bipolar/JFET operational amplifier (op-amp) manufactured by Analog Devices Inc. It is distinguished by its unique Butler Amplifier front end, which combines both bipolar and JFET transistors to achieve high performance in audio and instrumentation applications. This design offers low noise, high common-mode rejection ratio (CMRR), and wide bandwidth, making it ideal for various high-fidelity audio and precision signal conditioning tasks.
Key Specifications
| Parameter | Symbol | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|---|
| Supply Voltage Range | VS | ±4.5 | ±22 | V | ||
| Offset Voltage | VOS | –40°C ≤ TA ≤ +85°C | 1 | 1.25 | mV | |
| Input Bias Current | IB | VCM = 0 V | 100 | 350 | nA | |
| Power Supply Rejection Ratio | PSRR | VS = ±4.5 V to ±18 V | 85 | 111 | dB | |
| Slew Rate | SR | RL = 2 kΩ | 15 | 22 | V/μs | |
| Full-Power Bandwidth | BWP | 9 | MHz | |||
| Operating Temperature Range | TA | –40 | +85 | °C | ||
| Package Type | 8-Lead SOIC |
Key Features
- High Precision and Low Offset Voltage: The OP275GS-REEL7 features a low offset voltage, ensuring high precision in signal amplification and conditioning.
- Low Noise and Distortion: It offers low noise and distortion, making it suitable for high-fidelity audio applications.
- Wide Bandwidth: With a full-power bandwidth of 9 MHz, it supports a wide range of frequencies.
- High Common-Mode Rejection Ratio (CMRR): The high CMRR ensures excellent rejection of common-mode signals.
- Rail-to-Rail Input and Output Voltage Swing: This feature allows for maximum signal swing and flexibility in various applications.
- Unity-Gain Stable: The OP275GS-REEL7 is stable at unity gain, making it versatile for different circuit configurations.
- Wide Supply Voltage Range: It operates over a wide supply voltage range of ±4.5 V to ±22 V.
- Small Package: The 8-lead SOIC package is compact and suitable for space-constrained designs.
Applications
- Audio Amplification: Ideal for high-fidelity audio amplifiers due to its low noise and distortion characteristics.
- Instrumentation Amplifiers: Used in precision instrumentation amplifiers requiring high CMRR and low offset voltage.
- Active Filters: Suitable for active filter designs that require wide bandwidth and high precision.
- Precision Voltage Amplification: Used in applications requiring precise voltage amplification with minimal noise and distortion.
- Data Acquisition Systems: Employed in data acquisition systems for accurate signal conditioning.
- Test and Measurement Equipment: Utilized in test and measurement equipment for its high precision and reliability.
Q & A
- What is the OP275GS-REEL7?
The OP275GS-REEL7 is a precision dual bipolar/JFET operational amplifier manufactured by Analog Devices Inc.
- What is the unique feature of the OP275GS-REEL7's front end?
The OP275GS-REEL7 features a Butler Amplifier front end, which combines both bipolar and JFET transistors.
- What is the supply voltage range of the OP275GS-REEL7?
The supply voltage range is ±4.5 V to ±22 V.
- What is the typical slew rate of the OP275GS-REEL7?
The typical slew rate is 22 V/μs.
- What is the full-power bandwidth of the OP275GS-REEL7?
The full-power bandwidth is 9 MHz.
- What are the common applications of the OP275GS-REEL7?
Common applications include audio amplification, instrumentation amplifiers, active filters, precision voltage amplification, data acquisition systems, and test and measurement equipment.
- What is the package type of the OP275GS-REEL7?
The package type is an 8-lead SOIC.
- What is the operating temperature range of the OP275GS-REEL7?
The operating temperature range is –40°C to +85°C.
- Is the OP275GS-REEL7 ESD sensitive?
Yes, the OP275GS-REEL7 is ESD sensitive and requires proper ESD precautions to avoid performance degradation or loss of functionality.
- Where can I find detailed specifications for the OP275GS-REEL7?
Detailed specifications can be found in the datasheet available on the Analog Devices website or through authorized distributors like Digi-Key and Mouser.
