Overview
The OPA277UG4 is a high-precision operational amplifier manufactured by Texas Instruments. This component is designed for applications requiring low noise, high accuracy, and stability. It is part of the OPAx277 series, which is known for its exceptional performance in precision analog circuits. The OPA277UG4 is particularly suited for industrial, medical, and instrumentation applications where high reliability and precision are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (Max) | 36 | V | |
| Supply Voltage (Min) | 5 | V | |
| Output Current per Channel | 45 | mA | |
| Number of Channels | 2 | Channel | |
| Gain Bandwidth Product | 8 | MHz | |
| Slew Rate | 2.3 | V/µs | |
| Common Mode Rejection Ratio | 120 to 138 | dB | |
| Input Bias Current | 10 | nA | |
| Input Offset Voltage | 0.075 | mV | |
| Operating Supply Current | 3.7 | mA | |
| Operating Temperature Range | -40 to +85 | °C | |
| Package | SOIC-8 |
Key Features
- High precision with low input offset voltage and drift.
- Low noise performance suitable for sensitive applications.
- Rail-to-rail input and output for maximum dynamic range.
- Wide supply voltage range enhances flexibility in various applications.
- Stable operation with no phase reversal or overload issues.
Applications
The OPA277UG4 is widely used in precision analog circuits, including data acquisition systems, medical instrumentation, and industrial control systems. Its high accuracy and stability make it ideal for applications such as sensor signal conditioning, active filters, and precision voltage references. Additionally, its robust performance in harsh environments ensures reliability in automotive and aerospace applications.
Q & A
What is the typical input offset voltage of the OPA277UG4?
The typical input offset voltage is 0.075 mV.
Can the OPA277UG4 operate with a single power supply?
Yes, it can operate with a single or dual power supply.
What is the maximum supply voltage for the OPA277UG4?
The maximum supply voltage is 36 V.
Is the OPA277UG4 suitable for low noise applications?
Yes, it is designed for low noise performance.
What is the operating temperature range of the OPA277UG4?
It operates from -40°C to +85°C.
Does the OPA277UG4 support rail-to-rail input and output?
Yes, it supports rail-to-rail input and output.
What is the gain bandwidth product of the OPA277UG4?
The gain bandwidth product is 8 MHz.
What is the slew rate of the OPA277UG4?
The slew rate is 2.3 V/µs.
Is the OPA277UG4 available in a surface-mount package?
Yes, it is available in an SOIC-8 surface-mount package.
What are the typical applications of the OPA277UG4?
Typical applications include precision analog circuits, data acquisition systems, and medical instrumentation.
