LT6023IDD#PBF

Voltage - Input Offset:	20µV
Base Part Number:	LT6023
Supplier Device Package:	8-DFN (3x3)
Package / Case:	8-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	3 V ~ 30 V, ±1.5 V ~ 15 V
Current - Output / Channel:	15mA
Current - Supply:	18µA
Series:	--
Current - Input Bias:	3nA
Gain Bandwidth Product:	40kHz
Slew Rate:	1 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	2
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tube

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LT6023IDD#PBF Application Field and Working Principle

LT6023IDD#PBF is an instrumentation amplifier that is part of a multifaceted family of amplifiers that can be used in a variety of applications. It is used to amplify small signals that have been filtered to remove unwanted DC level offsets, noise, and other low-level interference. It can also be used in medical, industrial, and consumer applications.

General Description

The LT6023IDD#PBF is a high-speed, single-supply, low-power instrumentation amplifier with a 3-MHz -3 dB gain-bandwidth product, a rail-to-rail output stage, and excellent DC accuracy. The amplifier is precision-matched for low input offset voltage, low input bias current, and low power consumption. It can be operated on a single supply with an operating range of ±18 V or a dual-supply voltage between ±9 V and ±27 V.

Features and Benefits

The LT6023IDD#PBF is designed to provide excellent linearity, low noise, and low power consumption over a wide range of operating conditions. It also has a wide common-mode input range of -3 V to 11 V, allowing it to handle small-signal amplitudes while providing high AC and DC accuracy and stability. The amplifier offers protection against current overloads, minimum offset-voltage error, and adjustable gain and bandwidth. Additionally, its small size, low cost, and wide operating temperature range (-40°C to +85°C) make it suitable for a variety of applications.

schematic diagram


Principle of Operation

The LT6023IDD#PBF is a fully differential instrumentation amplifier with a three-stage architecture. The first stage consists of two differential input transistors. The differential inputs are buffered by a passive buffering amplifier to minimize input headroom requirements and to reduce slewing. The second stage consists of two gain stages, which provide excellent amplification and linearity, while maintaining a low input bias current. The third stage is a rail-to-rail output buffer. The outputs of the buffer drive the differential outputs.The differential inputs of the amplifier are generally AC-coupled, and the DC level is set internally by a pair of precision trims. This allows signals of any DC level to be amplified while maintaining good linearity and dynamic performance. The gain of the amplifier can be set internally or externally, allowing it to be used in various applications.

Applications

The LT6023IDD#PBF is ideal for applications such as active filters and audio systems, differential measurement systems, wide-range signal conditioning and amplification, high-speed data acquisition systems, and thermocouple signal conditioning. It is also suitable for medical instrumentation, industrial process control systems, and laboratory testing equipment. The small size and low cost make it particularly useful for portable and cost-sensitive applications.

Conclusion

The LT6023IDD#PBF is a versatile amplifier that can be deployed in a wide range of applications. Its low power consumption, small size, and wide common-mode input range make it an ideal choice for medical, industrial, and consumer applications. Its high-speed performance and excellent DC accuracy make it suitable for precision control and testing systems. The versatile gain and bandwidth capabilities of the amplifier make it suitable for a variety of signal conditioning and amplification applications.

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