SM72501MFX/NOPB

Voltage - Input Offset:	37µV
Base Part Number:	SM72501
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 (±):	2.7 V ~ 12 V, ±1.35 V ~ 6 V
Current - Output / Channel:	86mA
Current - Supply:	790µA
Series:	SolarMagic™
Current - Input Bias:	0.2pA
Gain Bandwidth Product:	2.5MHz
Slew Rate:	1.1 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	1
Amplifier Type:	General Purpose
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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SM72501MFX/NOPB Application Field and Working Principle

Introduction

The SM72501MFX/NOPB is an op-amp that is used for linear applications and is most commonlyemployed for operational amplifiers, instrumentation amplifiers, buffers, and other generalpurpose applications. The device is suitable for both single-ended power systems as well asdeployment in dual-supply voltage planes. It comes with a wide common-mode input range (100mV to VCC−14.2V) and a slew rate of 1 MHz. This powerful combination makes the SM72501MFX/NOPB a solid choice for instrumentation and general-purpose analog circuits.

Applications

The most common use for the SM72501MFX/NOPB is as an op-amp in a variety of linear applications.Instrumentation amplifiers are a particularly popular application for the part. Instrumentation amplifiers provide higher gain accuracy than a standard op-amp, making them suitable for medical instrumentation, automotive diagnostics, audio processing, and other more demanding applications. In addition to its flexibility in instrumentation amplifiers, the SM72501MFX/NOPB is also suitable for use as a buffer amp. A buffer amplifier is used to provide electrical isolation between two circuits, preventing unwanted current from the source from affecting the load. The SM72501MFX/NOPB has the power to provide substantial current to a circuit, making it ideal for buffering analog signals, such as audio or video input, in home cinema systems, speakers, and other audio equipment.The SM72501MFX/NOPB can also be used as a general-purpose op-amp, providing suitable gain and bandwidth in a range of applications. In addition, the device is compatible with both single-ended and dual power systems and is easy to use, making it a good choice for student projects and prototyping.

Working Principle

The SM72501MFX/NOPB typically operates as a voltage amplifier. It takes an input voltage and amplifies it to a larger output. This output can then be used to drive a load, such as a speaker, motor, or relay.The part consists of three main components: an input stage, an output stage, and an internal reference voltage. The input stage amplifies the difference between two input voltages, with one input providing a bias voltage and the other providing the signal voltage. This amplified difference is then sent to the output stage, which produces the amplified result. In addition, the part has an internal reference voltage that is used to set gain levels and other internal parameters of the device.

Conclusion

The SM72501MFX/NOPB is a powerful and versatile op-amp that can be used for linear applications, such as instrumentation amplifiers, buffers, and general-purpose op-amps. The device is suitable for deployment on both single-ended and dual-supply voltage planes and has a wide common-mode input range (100mV to VCC−14.2V) and a speedy 1 MHz slew rate. Furthermore, its ease of use and availability make it a great choice for students and hobbyists.

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