LT1882CS#PBF

Voltage - Input Offset:	30µV
Base Part Number:	LT1882
Supplier Device Package:	14-SO
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply, Single/Dual (±):	2.7 V ~ 36 V, ±1.35 V ~ 18 V
Current - Output / Channel:	40mA
Current - Supply:	850µA
Series:	--
Current - Input Bias:	150pA
Gain Bandwidth Product:	1MHz
Slew Rate:	0.4 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	4
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tube

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LT1882CS#PBF is a high-performance precision operational amplifier, developed by Linear Technology. It offers very low input offset voltage, high amplifier open-loop gain, low noise, low distortion, and low quiescent current. The LT1882CS#PBF is ideal for precision applications such as medical instrumentation, communications, and industry applications.

Applications

The LT1882CS#PBF is a precision operational amplifier suitable for a variety of applications, including medical instrumentation, communications and embedded sensing. It is widely used in medical equipment, high performance audio, instrumentation, and remote control. Its low power consumption makes it suitable for battery-powered systems, and its low noise performance is suitable for demanding applications.The LT1882CS#PBF is especially suited for electronic systems requiring high accuracy and low drift. It exhibits very low total harmonic distortion and low input offset voltage, making it ideal for high-precision instrumentation applications. The LT1882CS#PBF can also be used in a wide range of high-performance amplifier and signal conditioning circuits for professional and consumer audio, instrumentation, and sensing applications.

Features

The LT1882CS#PBF features very low input offset voltage, high open-loop gain, low noise, low distortion, and low quiescent current. It offers both high linearity and low distortion levels, making it ideal for precision applications. The low input offset voltage is less than 10µV, meaning that the additional error from the amplifier can be neglected. The amplifier is also designed to operate from a single supply and has wide common mode input range.The LT1882CS#PBF also offers a wide range of gain ranges coupled with high output current and high output voltage swing. The maximum output voltage is up to 10V, and the maximum output current is up to 75mA, allowing the amplifier to drive heavier loads. The LT1882CS#PBF offers a power supply rejection ratio of -70dB, ensuring that it can maintain a high level of performance even in noisy environments and in systems with poor power supply regulation.

Working Principle

The LT1882CS#PBF is a two-stage amplifier composed of two inverting amplifiers cascaded together. This principle ensures that the output signal is the exact opposite of the input signal, allowing the amplifier to accurately amplify signals with low distortions and low signal-to-noise ratios.The first stage of the amplifier uses a differential input amplifier, which consists of two matched transistors. This allows the amplifier to accurately amplify signals from various sources, such as instrumentation input signals and remote control signals. The second stage of the amplifier is a unity gain buffer amplifier, which further amplifies the output signal and provides a high output voltage swing. The output is the exact opposite of the differential input signal, ensuring that the amplifier accurately reproduces the original signal.

Conclusion

The LT1882CS#PBF is a high-performance precision operational amplifier developed to meet the needs of demanding applications. It has very low input offset voltage, low noise and low distortion, and low quiescent current. The LT1882CS#PBF is highly suitable for medical instrumentation, communication, and industry applications. Its two-stage amplifier circuit offers low distortion, accurate amplification, high voltage swing, and high output current capabilities, making it ideal for a range of demanding applications.

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