Overview
The OPA2990IDSGR is a high-performance operational amplifier (op-amp) manufactured by Texas Instruments. Designed for precision applications, this op-amp belongs to the OPAx990 series, which is known for its high voltage (40V) capability and excellent DC precision. The OPA2990IDSGR is particularly suited for industrial applications where rail-to-rail input/output, low offset voltage, and low power consumption are critical. Its target user groups include engineers and designers in industrial automation, instrumentation, and control systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 0 to 42 | V | |
| Input Offset Voltage | ±300 | µV | Typical |
| Input Offset Voltage Drift | ±0.6 | µV/°C | Typical |
| Common Mode Rejection Ratio (CMRR) | 115 | dB | |
| Output Current | ±80 | mA | |
| Slew Rate | 4.5 | V/µs | |
| Bandwidth | 1.1 | MHz | Gain Bandwidth Product (GBW) |
| Operating Temperature Range | -40 to 125 | °C | |
| Package | WSON, SOT-553 | Miniature and standard packages available |
Key Features
- Rail-to-rail input and output for maximum dynamic range.
- Low offset voltage and low drift ensure high precision in DC applications.
- High output current capability (±80mA) supports driving heavy loads.
- Wide supply voltage range (0 to 42V) for versatile industrial applications.
- Low power consumption with a typical quiescent current of 120µA per amplifier.
Applications
The OPA2990IDSGR is ideal for a wide range of industrial and precision applications. It is commonly used in signal conditioning, data acquisition systems, and control systems where high voltage and precision are required. Its rail-to-rail capability makes it suitable for battery-powered devices and portable instruments. Additionally, its robust performance in harsh environments makes it a reliable choice for industrial automation and process control.
Q & A
1. What is the supply voltage range of the OPA2990IDSGR?
The supply voltage range is 0 to 42V.
2. What is the typical input offset voltage?
The typical input offset voltage is ±300µV.
3. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
4. Does the OPA2990IDSGR support rail-to-rail operation?
Yes, it supports rail-to-rail input and output.
5. What is the typical quiescent current?
The typical quiescent current is 120µA per amplifier.
6. What is the output current capability?
The output current capability is ±80mA.
7. What is the slew rate of the OPA2990IDSGR?
The slew rate is 4.5V/µs.
8. What is the bandwidth of this op-amp?
The bandwidth is 1.1MHz (Gain Bandwidth Product).
9. What packages are available for the OPA2990IDSGR?
It is available in miniature packages such as WSON and SOT-553.
10. What are the typical applications of this op-amp?
Typical applications include industrial automation, signal conditioning, and control systems.
