Overview
The OPA4377AIPW is a precision operational amplifier (op-amp) manufactured by Texas Instruments. It is part of the OPA377 series, designed for low-voltage, single-supply applications. This quad-channel op-amp is optimized for applications requiring low noise, low input bias current, and low offset voltage. Its rail-to-rail output and wide power supply range make it suitable for battery-powered systems and other low-power applications. The OPA4377AIPW is ideal for signal conditioning, active filtering, and sensor interfacing, targeting industries such as industrial automation, consumer electronics, and medical devices.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Gain Bandwidth Product | 5.5 | MHz | |
| Input Noise | 7.5 | nV/√Hz | at 1kHz |
| Offset Voltage | 1 | mV | Max |
| Input Bias Current | 0.2 | pA | |
| Quiescent Current | 0.76 | mA/channel | |
| Supply Voltage | 2.2 to 5.5 | V | |
| Operating Temperature | -40 to +125 | °C | |
| Package | TSSOP-14 |
Key Features
- Low noise and low offset voltage for precision applications.
- Rail-to-rail output for maximum dynamic range.
- Low quiescent current, ideal for battery-powered systems.
- Wide supply voltage range enhances flexibility in design.
- EMI input filtering for improved signal integrity.
Applications
The OPA4377AIPW is widely used in applications requiring high precision and low power consumption. Typical applications include photodiode amplification, piezoelectric sensor interfacing, active filtering, and audio signal processing. Its robust performance and compact package make it suitable for portable medical devices, industrial sensors, and consumer electronics.
Q & A
1. What is the gain bandwidth product of the OPA4377AIPW?
The gain bandwidth product is 5.5 MHz.
2. What is the input noise level of the OPA4377AIPW?
The input noise is 7.5 nV/√Hz at 1kHz.
3. What is the maximum offset voltage of the OPA4377AIPW?
The maximum offset voltage is 1 mV.
4. What is the input bias current of the OPA4377AIPW?
The input bias current is 0.2 pA.
5. What is the quiescent current per channel?
The quiescent current is 0.76 mA per channel.
6. What is the supply voltage range for the OPA4377AIPW?
The supply voltage range is 2.2 V to 5.5 V.
7. What is the operating temperature range of the OPA4377AIPW?
The operating temperature range is -40°C to +125°C.
8. What package does the OPA4377AIPW come in?
It is available in a TSSOP-14 package.
9. Is the OPA4377AIPW suitable for battery-powered applications?
Yes, its low quiescent current and wide supply voltage range make it ideal for battery-powered systems.
10. What are some typical applications of the OPA4377AIPW?
Typical applications include photodiode amplification, sensor signal conditioning, active filtering, and audio processing.
