OP27GSZ

Current - Input Bias:	15nA
Base Part Number:	OP27
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	±4 V ~ 18 V
Current - Supply:	--
Voltage - Input Offset:	30µV
Series:	--
Gain Bandwidth Product:	8MHz
Slew Rate:	2.8 V/µs
Output Type:	--
Number of Circuits:	1
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tube

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Introduction

OP27GSZ is an operational amplifier, also called an op amp, which is an integrated circuit used in analog circuits. It is used to amplify or buffer the voltage or current of the input signal with a high gain. Generally, the OP27GSZ operational amplifier is designed for high linearity, low noise and wide bandwidth. It is widely used in various fields such as instrumentation, linear amplifiers, buffer amps, etc.

Application Fields

Instrumentation

The OP27GSZ operational amplifier is commonly used in instrumentation applications as it provides pan-amplification, high speed and low cost. Such instrumentation applications include measuring instruments, power management systems, medical monitors, frequency counters and more. It is capable of accurately measuring the input current and provides high linearity without distortion.

Linear Amplifiers

The OP27GSZ is also used in linear amplifiers for increasing the gain of signals which have low voltage or low power. This amplifier provides high linearity, wide bandwidth and low noise, making it ideal for use in audio or video systems. The design of this amplifier also ensures minimal distortion when the signal is amplified.

Buffer Amps

Buffer amplifiers are used in electronic systems to isolate and buffer a signal from the effect of loading or external disturbances. This amplifier offers low noise and distortion, thus, it is preferred for use in buffer amps. It is also used to maintain the frequency response of the system while minimizing crosstalk.

Working Principle

The OP27GSZ operational amplifier consists of two input terminals, a non-inverting input terminal and an inverting input terminal, and one output terminal. The input signals are fed through these three terminals and the output is generated by the amplifier. The input signal (Vin) is separately applied to the non-inverting input and the inverting input terminals. In the non-inverting terminal, the signal Vin is applied directly and the output is generated from the same terminal. In the inverting terminal, the signal is inverted and the output is generated from the output terminal. The output is generated due to the positive feedback loop which is provided by the amplifier. The output current is adjusted by the feedback current. The feedback current is adjusted to adjust the voltage gain of the amplifier. This adjustment of the voltage gain of the amplifier is done by the potentiometer on the board of the amplifier. The OP27GSZ is designed with the feedback loop to provide an ideal current sinking and current source. This helps to build an open loop system that provides a high gain, low noise and high linearity.

Conclusion

The OP27GSZ operational amplifier is an integrated circuit which is widely used in various fields such as instrumentation, linear amplifiers and buffer amps. Its features include high linearity, low noise and wide bandwidth. It is designed with a feedback loop to provide an ideal current sinking and current source, which allows the amplifier to provide a high gain, low noise and high linearity.

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