Overview
The OPA990SIDBVR is a high-performance, low-power operational amplifier (op-amp) from Texas Instruments, designed for precision applications. It belongs to the OPAx990 series, which is known for its high voltage capability and rail-to-rail input/output operation. This model is particularly suitable for industrial, automotive, and consumer electronics due to its robust design and low power consumption. Its key selling points include low offset voltage, low noise, and high bandwidth, making it an excellent choice for signal conditioning and amplification tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage (Max) | 40 | V | |
| Gain Bandwidth Product (GBP) | 1.1 | MHz | |
| Output Current | 80 | mA | |
| Slew Rate | 4.5 | V/µs | |
| Input Offset Voltage | 0.3 | mV | Typical |
| Supply Voltage (Min) | 2.7 | V | |
| Operating Temperature Range | -40 to 125 | °C | |
| Input Bias Current | 10 | pA | |
| CMRR | 100 | dB | |
| Noise Density | 28 | nV/√Hz |
Key Features
- Rail-to-rail input and output operation for maximum signal range.
- Low offset voltage and low noise for precision applications.
- High bandwidth and slew rate for fast signal processing.
- Low power consumption, making it suitable for battery-powered devices.
- Robust design with a wide operating temperature range.
Applications
The OPA990SIDBVR is widely used in various industries due to its precision and versatility. In industrial automation, it is employed in signal conditioning and control systems. In automotive electronics, it is used for sensor signal amplification and processing. Additionally, it finds applications in consumer electronics for audio amplification and signal filtering. Its low power consumption and high performance make it ideal for portable and battery-operated devices.
Q & A
1. What is the maximum supply voltage for the OPA990SIDBVR?
The maximum supply voltage is 40V.
2. What is the typical input offset voltage?
The typical input offset voltage is 0.3mV.
3. What is the gain bandwidth product of this op-amp?
The gain bandwidth product is 1.1MHz.
4. Can the OPA990SIDBVR operate at low temperatures?
Yes, it can operate at temperatures as low as -40°C.
5. Is this op-amp suitable for battery-powered devices?
Yes, its low power consumption makes it ideal for battery-powered applications.
6. What is the slew rate of the OPA990SIDBVR?
The slew rate is 4.5V/µs.
7. What is the output current capability?
The output current capability is 80mA.
8. Does this op-amp support rail-to-rail operation?
Yes, it supports rail-to-rail input and output operation.
9. What is the typical noise density?
The typical noise density is 28nV/√Hz.
10. What are the common applications of this op-amp?
Common applications include industrial automation, automotive electronics, and consumer electronics.
