TL084IDG4

Current - Input Bias:	30pA
Base Part Number:	TL084
Supplier Device Package:	14-SOIC
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	7 V ~ 36 V, ±3.5 V ~ 18 V
Current - Supply:	1.4mA
Voltage - Input Offset:	3mV
Series:	--
Gain Bandwidth Product:	3MHz
Slew Rate:	13 V/µs
Output Type:	--
Number of Circuits:	4
Amplifier Type:	J-FET
Part Status:	Active
Packaging:	Tube

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TL084IDG4 Linear Amplifier

The TL084IDG4 is a type of linear amplifier used in many different applications. It is an instrumentation amplifier that utilizes operational amplifiers (OP Amps) and buffer amplifiers, which are used to increase stability and reduce noise. Furthermore, its operational transconductance amplifier (OTA) technology provides high output and excellent linearity for precision instrumentation applications.

Description

The TL084IDG4 is a high performance, low power, monolithic, quad operational amplifier with a wide common-mode range and low supply current. It contains four independent, high gain-bandwidth, low power amplifiers on a single integrated circuit and is designed to operate from 4V to 36V. The amplifier features high slew rates, low distortion, and low output noise in a variety of applications. It is ideal for low voltage, low power instrumentation and control systems. In addition, it can be used with active filters, oscillators, analog-to-digital converters, sample-and-hold circuits, or other applications requiring low-power, high gain, low-output noise levels.

Application Fields

The TL084IDG4 is widely used in industrial, commercial, and consumer applications. It is widely used in the telecommunications and instrumentation industries for applications such as level panning, tracking, and active filters. In biomedical applications, it is used for critical signal condition amplification, pulse oximetry, and ECG monitoring.The amplifier can also be used in automotive applications such as fuel gauge, power steering, and pollution control. Furthermore, it is used in automated test equipment, data acquisition systems, and other industrial control systems. It is also used in micro-controller-based systems, data-acquisition controllers, and test and measurement equipment.

Working Principle

The TL084IDG4 is a differential input, high-gain operational amplifier. It consists of four independent amplifier circuits, each with its own suppression diode that provides input protection against transients and static discharges. Each amplifier is designed to have low noise, high gain, and large input impedance. The amplifier contains four voltage comparators and four open-drain outputs that can be used for routing various signals. Furthermore, the amplifier has differential transimpedance gain stages with speeds of up to one MHz, making it suitable for high-frequency applications. The amplifier uses internal bias and current sources as well as a feedback network to maintain high linearity and precision in the dynamic range. It utilizes a combination of both voltage and current feedback, allowing for higher-order linearization.

Conclusion

The TL084IDG4 is a versatile, low-power, low-noise linear amplifier designed for a wide range of applications, including telecommunications, industrial control, automated test equipment, data acquisition, and medical systems. It features high slew rates, low distortion, and excellent linearity, as well as high gain-bandwidth, making it an excellent choice for precision instrumentation and control systems. Furthermore, its voltage and current feedback technology allows for higher-order linearization for more accurate signal control.

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