Overview
The TL084CDG4 is a quad JFET-input operational amplifier produced by Texas Instruments. It is designed for applications requiring high input impedance, low noise, and high slew rate. This component is widely used in audio processing, active filters, and other precision analog circuits. Its market positioning targets engineers and designers in the industrial, automotive, and consumer electronics sectors. The TL084CDG4 stands out for its robust performance, reliability, and versatility in various analog signal processing tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 4.5V ~ 40V | V | Single/Dual (±2.25V ~ ±20V) |
| Input Offset Voltage | 3 | mV | Max |
| Input Bias Current | 30 | pA | Typical |
| Slew Rate | 13 | V/μs | Typical |
| Gain Bandwidth Product | 3 | MHz | Typical |
| Operating Temperature | 0 ~ +70 | °C | |
| Package | SOIC-14 | ||
| Channels | 4 | ||
| Common Mode Rejection Ratio | 86 | dB | Typical |
| Storage Temperature | -65 ~ +150 | °C |
Key Features
- High input impedance with JFET input stage.
- Low input bias and offset currents.
- Wide common-mode and differential voltage ranges.
- High slew rate for fast signal response.
- Output short-circuit protection.
- RoHS compliant and lead-free.
Applications
The TL084CDG4 is suitable for a wide range of applications, including active filters, audio preamplifiers, and signal conditioning circuits. Its high input impedance makes it ideal for interfacing with sensors in industrial automation. In automotive electronics, it is used in signal processing and control systems. Additionally, its low noise and high slew rate make it a preferred choice for audio and video signal processing in consumer electronics.
Q & A
1. What is the operating voltage range of the TL084CDG4?
The TL084CDG4 operates within a voltage range of 4.5V to 40V, with dual supply options of ±2.25V to ±20V.
2. What is the typical input bias current?
The typical input bias current is 30pA.
3. What is the slew rate of the TL084CDG4?
The typical slew rate is 13V/μs.
4. Is the TL084CDG4 RoHS compliant?
Yes, the TL084CDG4 is RoHS compliant and lead-free.
5. What is the gain bandwidth product of this amplifier?
The gain bandwidth product is typically 3MHz.
6. What is the common mode rejection ratio (CMRR)?
The typical CMRR is 86dB.
7. What is the package type of the TL084CDG4?
The TL084CDG4 comes in an SOIC-14 package.
8. What are the typical applications of the TL084CDG4?
Typical applications include active filters, audio preamplifiers, and signal conditioning circuits.
9. What is the input offset voltage?
The maximum input offset voltage is 3mV.
10. Is the TL084CDG4 suitable for automotive applications?
Yes, it is suitable for automotive signal processing and control systems due to its robust performance and reliability.
