Overview
The TL084CNSR is a quad JFET-input operational amplifier produced by Texas Instruments. It is part of the TL08xH family, which offers enhanced performance and robustness compared to its predecessors. This device is known for its high slew rate, low offset voltage, and wide common-mode and differential voltage ranges, making it suitable for a variety of applications. The TL084CNSR is particularly valued for its low power consumption, high input impedance, and low noise characteristics, which are essential for precise and reliable operation in demanding environments.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Offset Voltage (Vos) | 1 | mV |
| Input Offset Voltage Drift (dVos/dT) | 2 | μV/°C |
| Slew Rate | 20 | V/μs |
| Supply Voltage Range | ±2.25 V to ±20 V, 4.5 V to 40 V | V |
| Input Bias Current (Iib) | 20 | pA |
| Input Offset Current (Iio) | 5 | pA |
| Total Harmonic Distortion (THD+N) | 0.003% | % |
| Equivalent Input Noise Voltage (en) | 18 | nV/√Hz at f = 1 kHz |
| Operating Free-air Temperature Range | -40°C to 125°C | °C |
| Power Dissipation (Ptot) | 680 | mW |
Key Features
- High Slew Rate: 20 V/μs (typical), ensuring fast response times.
- Low Offset Voltage: 1 mV (typical), and low offset voltage drift of 2 μV/°C.
- Low Power Consumption: 940 μA per channel (typical), making it energy-efficient.
- Wide Common-Mode and Differential Voltage Ranges: Includes VCC+, enhancing flexibility in various applications.
- Low Input Bias and Offset Currents: Minimizes errors and ensures high accuracy.
- Low Noise: 18 nV/√Hz at 1 kHz, suitable for noise-sensitive applications.
- Output Short-Circuit Protection: Enhances reliability and durability.
- Low Total Harmonic Distortion: 0.003% (typical), ideal for audio and precision applications.
- High Input Impedance: JFET-input stage provides high input impedance.
- Latch-Up-Free Operation: Ensures stable operation without latch-up issues.
Applications
- Solar Energy Systems: Suitable for string and central inverter applications.
- Motor Drives: Used in AC and servo drive control and power stage modules.
- UPS Systems: Single-phase and three-phase online UPS systems benefit from its features.
- Pro Audio Mixers: Ideal for audio pre-amplifiers due to its low noise and harmonic distortion.
- Battery Test Equipment: Used in various battery testing and monitoring applications.
Q & A
- What is the typical slew rate of the TL084CNSR?
The typical slew rate of the TL084CNSR is 20 V/μs.
- What is the input offset voltage of the TL084CNSR?
The input offset voltage is typically 1 mV.
- What is the operating temperature range of the TL084CNSR?
The operating free-air temperature range is -40°C to 125°C.
- Does the TL084CNSR have output short-circuit protection?
- What is the typical power consumption per channel of the TL084CNSR?
- What are the common applications of the TL084CNSR?
- What is the equivalent input noise voltage of the TL084CNSR?
- Does the TL084CNSR have high input impedance?
- What is the total harmonic distortion of the TL084CNSR?
- Is the TL084CNSR latch-up-free?
