Overview
The OPA4134UAG4 is a high-performance, quad operational amplifier manufactured by Texas Instruments. Designed for precision applications, this operational amplifier (op-amp) is part of the OPAx134 series, known for its low noise, low distortion, and high-speed performance. The OPA4134UAG4 is ideal for audio, instrumentation, and signal conditioning applications, targeting engineers and designers in industries such as industrial automation, medical devices, and consumer electronics. Its unique selling points include rail-to-rail output swing, low input bias current, and wide supply voltage range, making it a versatile choice for a variety of analog circuit designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 4 | Quad-channel design | |
| Supply Voltage Range | ±2.25 to ±18 | V | Dual supply operation |
| Input Offset Voltage | 0.5 | mV | Typical value |
| Input Bias Current | 0.2 | pA | Typical value |
| Gain Bandwidth Product | 4 | MHz | Typical value |
| Slew Rate | 20 | V/µs | Typical value |
| Common Mode Rejection Ratio (CMRR) | 120 | dB | Typical value |
| Operating Temperature Range | -40 to +125 | °C | Industrial-grade |
| Package | SOIC-14 | Surface mount | |
| Output Current | 35 | mA | Typical value |
Key Features
- Rail-to-Rail Output Swing: Ensures maximum dynamic range in low-voltage applications.
- Low Noise and Distortion: Ideal for high-fidelity audio and precision signal processing.
- Wide Supply Voltage Range: Supports both single and dual supply operations, enhancing flexibility.
- Low Input Bias Current: Minimizes errors in high-impedance circuits.
- High CMRR and PSRR: Reduces common-mode noise and power supply variations.
Applications
The OPA4134UAG4 is widely used in various industries due to its precision and versatility. In industrial automation, it is employed in signal conditioning and sensor amplification. In medical devices, it ensures accurate signal processing in diagnostic equipment. For consumer electronics, it enhances audio quality in amplifiers and DACs. Additionally, it is suitable for test and measurement equipment, where low noise and high accuracy are critical.
Q & A
1. What is the operating voltage range of the OPA4134UAG4?
The OPA4134UAG4 operates with a supply voltage range of ±2.25 to ±18 V.
2. Is the OPA4134UAG4 suitable for audio applications?
Yes, its low noise and distortion make it ideal for high-fidelity audio applications.
3. What is the typical input bias current of this op-amp?
The typical input bias current is 0.2 pA.
4. Can the OPA4134UAG4 be used in single-supply configurations?
Yes, it supports both single and dual supply operations.
5. What is the gain bandwidth product of this op-amp?
The gain bandwidth product is 4 MHz.
6. What package does the OPA4134UAG4 come in?
It is available in a SOIC-14 surface-mount package.
7. Is the OPA4134UAG4 suitable for high-temperature environments?
Yes, it operates in a temperature range of -40 to +125 °C.
8. What is the typical slew rate of this op-amp?
The typical slew rate is 20 V/µs.
9. Can the OPA4134UAG4 drive capacitive loads?
Yes, it is stable with capacitive loads up to 100 pF.
10. What is the output current capability of the OPA4134UAG4?
The typical output current is 35 mA.
