Overview
The TL084CPW, manufactured by Texas Instruments, is a high-performance JFET-input operational amplifier. This component is designed for applications requiring high input impedance, low noise, and wide bandwidth. It is part of the TL08x series, known for its versatility and reliability in various analog circuit designs. The TL084CPW is particularly suitable for audio amplification, signal conditioning, and active filtering, making it a popular choice among engineers and designers in both industrial and consumer electronics sectors.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Amplifier Type | JFET-Input Operational Amplifier | - | - |
| Number of Channels | 4 | - | - |
| Package | TSSOP-14 | - | - |
| Supply Voltage | ±3.5 V to ±18 V | V | - |
| Input Offset Voltage | 20000 | µV | Max |
| Input Bias Current | 0.0004 | µA | Max at 25°C |
| Gain Bandwidth Product | 3 | MHz | - |
| Slew Rate | 13 | V/µs | - |
| Operating Temperature | 0 to 70 | °C | - |
| Common Mode Rejection Ratio | 86 | dB | Typical |
Key Features
- High input impedance due to JFET input stage.
- Low noise and wide bandwidth for accurate signal processing.
- Four independent amplifiers in a single package for compact designs.
- Operates over a wide range of supply voltages, enhancing flexibility in various applications.
- Surface-mount TSSOP-14 package for space-saving PCB designs.
Applications
The TL084CPW is extensively used in a variety of applications including audio pre-amplifiers, active filters, and signal conditioning circuits. Its high input impedance makes it ideal for interfacing with sensors and other high-impedance sources. Additionally, its low noise characteristics are beneficial in audio applications where clarity and fidelity are paramount. The component is also employed in medical devices for precise signal amplification and in industrial control systems for robust signal processing.
Q & A
1. What is the typical supply voltage for TL084CPW?
The typical supply voltage for TL084CPW is ±15 V, but it can operate from ±3.5 V to ±18 V.
2. Can TL084CPW be used in audio applications?
Yes, its low noise and high input impedance make it suitable for audio applications.
3. What is the significance of JFET-input in TL084CPW?
JFET-input provides high input impedance, which is crucial for applications requiring minimal loading on the signal source.
4. How many amplifiers are there in TL084CPW?
TL084CPW contains four independent operational amplifiers.
5. What is the maximum operating temperature for TL084CPW?
The maximum operating temperature is 70°C.
6. Is TL084CPW suitable for surface mount technology?
Yes, it comes in a TSSOP-14 package which is designed for surface mount applications.
7. What is the gain bandwidth product of TL084CPW?
The gain bandwidth product is 3 MHz.
8. Can TL084CPW be used in medical devices?
Yes, its precision and reliability make it suitable for medical applications.
9. What is the input offset voltage of TL084CPW?
The maximum input offset voltage is 20000 µV.
10. What are the common applications of TL084CPW?
Common applications include audio amplification, signal conditioning, and active filtering.
