MCP651ST-E/OT

Voltage - Input Offset:	200µV
Base Part Number:	MCP651
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	2.5 V ~ 5.5 V
Current - Output / Channel:	100mA
Current - Supply:	6mA
Series:	mCal Technology
Current - Input Bias:	6pA
Gain Bandwidth Product:	50MHz
Slew Rate:	30 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	1
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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MCP651ST-E/OT Application Field and Working Principle

The MCP651ST-E/OT is a specially designed instrumentation amp, OP amp, and buffer amp that can be used for linear applications. The part is an improved version of the configurable MCP60123 chip and is optimized for operation with low voltage, low noise, and low power.

Overview

The MCP651ST-E/OT is a fast, very low noise, and low-power instrumentation amplifier and a dual-channel OPamp with a differential input range of VSS to VDD. This part has excellent input common-mode rejection, fast settling time, and a wide input range. It also offers a variety of configurations, including single-ended and differential; single-pole, 5-2 gain; and single-pole, 7-4 gain. Additionally, the part is readily compatible with most logic levels and microprocessors.

Features and Benefits

The MCP651ST-E/OT is designed to provide low-noise, low-power operation, high-bandwidth performance, and good input common-mode rejection. It features a very low quiescent current and fast settling time. This part is also economical, making it a good choice for cost-sensitive applications. Additionally, this part has low total harmonic distortion, making it suitable for audio-signal processing.

Application Field

The MCP651ST-E/OT is suitable for a wide variety of applications, including instrumentation amplifiers, true differential amplifiers, and audio signal processing. It can be used in frequency detection and control systems, in analog-to-digital and digital-to-analog converters, and in audio signal chain amplifiers and preamplifiers. Additionally, this part is suitable for low-power, high-gain VCO circuitry and for various conditions of data acquisition in electronic instrumentation.

Working Principle

The MCP651ST-E/OT is a high-performance instrumentation amp, OP amp, and buffer amp that provides a very low noise, low-power solution for linear applications. It has a very low quiescent current, fast settling time, and excellent common-mode rejection. This part operates by amplifying the difference between two input signals, based on the gain setting. The gain can be adjusted by simply setting the appropriate wires to the desired level. Additionally, the part features adjustable common-mode rejection with a range of 0.5 V to 2 V. Low harmonic distortion is achieved through the use of multiple feedback stages. Finally, the part also features an output buffer that can be used as an active unity gain amplifier. This allows the signal to be amplified with minimal signal distortion.

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