Overview
The OPA377AIDBVT is a high-performance, general-purpose operational amplifier (op-amp) manufactured by Texas Instruments. Designed for low-voltage, single-supply applications, this CMOS-based op-amp offers a combination of low noise, low input bias current, and low offset voltage, making it suitable for a wide range of precision analog applications. It is packaged in a compact SOT-23-5 form factor, ideal for space-constrained designs. The OPA377AIDBVT is particularly well-suited for applications requiring high accuracy and low power consumption, such as sensor signal conditioning, audio equipment, and active filters.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Amplifier Type | General Purpose | - | - |
| Number of Circuits | 1 | - | - |
| Output Type | Rail-to-Rail | - | - |
| Slew Rate | 2 | V/µs | - |
| Gain Bandwidth Product | 5.5 | MHz | - |
| Input Bias Current | 0.2 | pA | - |
| Input Offset Voltage | 250 | µV | - |
| Supply Current | 760 | µA | - |
| Output Current | 50 | mA | - |
| Supply Voltage Range | 2.2 to 5.5 | V | Single Supply |
| Operating Temperature Range | -40 to 125 | °C | - |
| Package | SOT-23-5 | - | - |
Key Features
- Low noise: 7.5 nV/√Hz at 1 kHz
- Low input bias current: 0.2 pA
- Low offset voltage: 250 µV
- Rail-to-rail output for maximum dynamic range
- Unity-gain stable for versatile circuit design
- EMI-hardened inputs for improved noise immunity
- Low quiescent current: 760 µA per channel
- Wide supply voltage range: 2.2 V to 5.5 V
Applications
The OPA377AIDBVT is widely used in precision analog applications, including sensor signal conditioning, audio equipment, and active filters. Its low noise and high accuracy make it ideal for photodiode preamplifiers and piezoelectric sensor interfaces. Additionally, its rail-to-rail output and low power consumption are advantageous in battery-powered devices and portable electronics. The op-amp is also suitable for industrial automation and consumer electronics, where high performance and reliability are critical.
Q & A
1. What is the typical supply current of the OPA377AIDBVT?
The typical supply current is 760 µA.
2. What is the gain bandwidth product of this op-amp?
The gain bandwidth product is 5.5 MHz.
3. Is the OPA377AIDBVT suitable for single-supply applications?
Yes, it is optimized for low-voltage, single-supply applications.
4. What is the input offset voltage of the OPA377AIDBVT?
The input offset voltage is typically 250 µV.
5. Can this op-amp operate in extreme temperatures?
Yes, it has an operating temperature range of -40°C to 125°C.
6. What is the output type of the OPA377AIDBVT?
It features a rail-to-rail output.
7. What is the package type of the OPA377AIDBVT?
It is available in a SOT-23-5 package.
8. Is the OPA377AIDBVT unity-gain stable?
Yes, it is unity-gain stable.
9. What is the slew rate of this op-amp?
The slew rate is 2 V/µs.
10. What are the typical applications of the OPA377AIDBVT?
Typical applications include sensor signal conditioning, audio equipment, and active filters.
