MIC863YM8-TR

Current - Input Bias:	10pA
Base Part Number:	MIC863
Supplier Device Package:	SOT-23-8
Package / Case:	SOT-23-8
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	2 V ~ 5.25 V
Current - Supply:	4.2µA
Voltage - Input Offset:	100µV
Series:	--
-3db Bandwidth:	800kHz
Gain Bandwidth Product:	450kHz
Slew Rate:	0.35 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	2
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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MIC863YM8-TR Application Field and Working Principle

Introduction

The MIC863YM8-TR is part of a family of low-power, wideband, low-voltage amplifiers developed by Micron Technology. Versatile and cost-effective, the unit provides high-performance levels and is ideally suited for a wide range of applications. It features an adjustable gain, wide power supply range (3V to 12V) and a low-power consumption of only 50 mW. These features make the MIC863YM8-TR an ideal choice for instrumentation, audio, medical, and automotive applications.

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

The MIC863YM8-TR is well suited for instrumentation and audio applications that require low power consumption and adjustable steps. In addition, its flexible design also makes it ideal for test fixtures, medical instruments, audio amplifiers, and motor control applications.

Working Principles and Key Features

The MIC863YM8-TR is a differential linear amplifier that amplifies a differential input signal and produces an output with a gain of up to 13. The gain is adjustable using a potentiometer, making it ideal for applications requiring precise gain control. The gain is independent of the power supply provided to the unit, and the power supply of the MIC863YM8-TR can range from 3 to 12 volts. The device features a slew rate of 0.6 V/μs and a rise and fall times of 11 μs and 4 μs, respectively, enabling fast responses and precise operation in high-speed applications. The open-loop voltage gain of the MIC863YM8-TR is 220 dB, with the typical closed-loop voltage gain of 45 dB. The unit is also capable of operating up to 160 kHz, allowing it to perform high-fidelity operations with minimal distortion.The MIC863YM8-TR uses a JFET-based input circuit and precise matching of transistors for enhanced performance. In addition, it also provides excellent gain accuracy and PSRR (Power Supply Rejection Ratio) of -95 dB and -75 dB, respectively. Not only does this device offer an adjustable gain, it also provides adjustable offset current, which can be used to calibrate input levels. The MIC863YM8-TR is available in an 8-pin SOIC package and is temperature compensated for reliable operation over extended periods of time. The unit’s low-power consumption makes it an ideal choice for battery-powered and power-sensitive applications.

Conclusion

The MIC863YM8-TR is an ideal choice for a variety of applications that require flexible, adjustable gain and low-power performance. Its high-speed response, PSRR, and offset current capability make it suitable for a range of high-fidelity, low-power devices, ranging from instrumentation to medical instruments. Additionally, its adjustable gain and low-power consumption also make it an ideal choice for test fixtures, audio amplifiers, and motor control applications.

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