Overview
The OPA4377AIPWR is a high-precision, low-noise operational amplifier (op-amp) manufactured by Texas Instruments. This product is designed for applications requiring high accuracy and stability, making it ideal for precision instrumentation, medical devices, and industrial control systems. The OPA4377AIPWR features low offset voltage, low noise, and low power consumption, positioning it as a competitive solution in the market for high-performance analog signal conditioning. Its small form factor and robust performance make it suitable for both portable and embedded systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 4 | - | Quad-channel op-amp |
| Supply Voltage | 2.7 to 5.5 | V | Wide operating range |
| Input Offset Voltage | 150 | µV | Max at 25°C |
| Input Bias Current | 0.2 | pA | Typical |
| Gain Bandwidth Product | 3 | MHz | Typical |
| Slew Rate | 1.5 | V/µs | Typical |
| Quiescent Current | 550 | µA | Per channel, typical |
| Operating Temperature | -40 to 125 | °C | Industrial-grade |
| Package | TSSOP-14 | - | Surface mount |
| Common Mode Rejection Ratio (CMRR) | 120 | dB | Typical |
Key Features
- High Precision: Low offset voltage and low noise ensure accurate signal amplification.
- Low Power Consumption: Ideal for battery-powered and portable applications.
- Wide Supply Voltage Range: Operates from 2.7V to 5.5V, suitable for various systems.
- Robust Performance: Industrial-grade temperature range ensures reliability in harsh environments.
- Compact Design: TSSOP-14 package saves board space in compact designs.
Applications
The OPA4377AIPWR is widely used in applications requiring high precision and low noise. Typical application fields include:
- Precision Instrumentation: Signal conditioning in test and measurement equipment.
- Medical Devices: Amplification of low-level signals in patient monitoring systems.
- Industrial Control: Analog signal processing in automation and control systems.
- Portable Electronics: Battery-powered devices such as handheld meters and sensors.
- Audio Processing: Low-noise amplification in audio equipment.
Q & A
1. What is the operating voltage range of the OPA4377AIPWR?
The OPA4377AIPWR operates from 2.7V to 5.5V.
2. What is the typical input offset voltage?
The typical input offset voltage is 150 µV at 25°C.
3. How many channels does this op-amp have?
It is a quad-channel op-amp with four independent channels.
4. What is the gain bandwidth product of the OPA4377AIPWR?
The gain bandwidth product is typically 3 MHz.
5. Is this op-amp suitable for battery-powered devices?
Yes, its low quiescent current of 550 µA per channel makes it ideal for battery-powered applications.
6. What is the package type of the OPA4377AIPWR?
It comes in a TSSOP-14 surface-mount package.
7. Can this op-amp operate in harsh environments?
Yes, it has an industrial-grade temperature range of -40°C to 125°C.
8. What is the typical input bias current?
The typical input bias current is 0.2 pA.
9. What is the typical slew rate?
The typical slew rate is 1.5 V/µs.
10. What are the key applications of this op-amp?
Key applications include precision instrumentation, medical devices, industrial control, portable electronics, and audio processing.
