Overview
The OPA4348AIPWRG4, manufactured by Texas Instruments, is a quad, low-power, CMOS operational amplifier designed for a wide range of applications. This model is part of the OPAx348 series, which is known for its low quiescent current and rail-to-rail input/output capabilities. The OPA4348AIPWRG4 is particularly suited for low-power applications, making it an ideal choice for battery-powered devices, portable electronics, and high-impedance sensor interfaces. Its compact 14-pin TSSOP package offers space-saving benefits, while its extended temperature range from -40°C to +125°C ensures reliable performance in various environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2.1 to 5.5 | V | |
| Quiescent Current | 45 | µA | |
| Gain Bandwidth Product | 1 | MHz | |
| Slew Rate | 0.5 | V/µs | |
| Input Bias Current | 0.5 | pA | |
| Output Current | 10 | mA | Per channel |
| Operating Temperature | -40 to +125 | °C | |
| Package | 14-pin TSSOP | ||
| Input Type | Rail-to-Rail | ||
| Output Type | Rail-to-Rail |
Key Features
- Low quiescent current of 45µA, ideal for battery-powered applications.
- Rail-to-rail input and output for maximum dynamic range.
- Wide supply voltage range from 2.1V to 5.5V.
- Compact 14-pin TSSOP package for space-constrained designs.
- Extended temperature range from -40°C to +125°C for reliable operation in harsh environments.
- Low input bias current of 0.5pA, suitable for high-impedance sensor interfaces.
Applications
The OPA4348AIPWRG4 is widely used in various fields due to its low power consumption and robust performance. It is commonly found in portable electronics, such as smartphones and tablets, where power efficiency is critical. Additionally, it is used in battery-powered medical devices, smoke detectors, and high-impedance sensor interfaces. Its rail-to-rail capabilities make it suitable for signal conditioning in industrial automation and automotive electronics, ensuring accurate signal processing even at low voltages.
Q & A
1. What is the supply voltage range for the OPA4348AIPWRG4?
The supply voltage range is from 2.1V to 5.5V.
2. What is the quiescent current of this amplifier?
The quiescent current is 45µA.
3. What is the gain bandwidth product of the OPA4348AIPWRG4?
The gain bandwidth product is 1MHz.
4. What is the slew rate of this operational amplifier?
The slew rate is 0.5V/µs.
5. What is the input bias current?
The input bias current is 0.5pA.
6. What is the maximum output current per channel?
The maximum output current per channel is 10mA.
7. What is the operating temperature range?
The operating temperature range is from -40°C to +125°C.
8. What package does the OPA4348AIPWRG4 come in?
It comes in a 14-pin TSSOP package.
9. Is the OPA4348AIPWRG4 suitable for battery-powered devices?
Yes, its low quiescent current and wide supply voltage range make it ideal for battery-powered applications.
10. What are the key features of this operational amplifier?
Key features include low quiescent current, rail-to-rail input/output, wide supply voltage range, and extended temperature range.
