OPA842IDR

Voltage - Input Offset:	300µV
Base Part Number:	OPA842
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 (±):	10 V ~ 12 V, ±5 V ~ 6 V
Current - Output / Channel:	100mA
Current - Supply:	20.2mA
Series:	--
Current - Input Bias:	20µA
Gain Bandwidth Product:	200MHz
Slew Rate:	400 V/µs
Output Type:	--
Number of Circuits:	1
Amplifier Type:	Voltage Feedback
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The OPA842IDR is a high performance operational amplifier for precision instrumentation and other applications. It employs a combination of advanced process technology and circuitry design to deliver extremely low distortion, high speed and excellent stability. The amplifier can be used in a wide variety of applications, from low output current to high output current, such as instrumentation and data acquisition.

OPA842IDR Application Field

The OPA842IDR is ideally suited for precision instrumentation, data acquisition and control applications. With its low distortion, high performance and excellent stability, it is suitable for audio and video, automotive, consumer and medical applications.The amplifier is suitable for a variety of instrumentation applications such as oscilloscope buffer amplifiers, multiplexers, filters, attenuators and DACs. It can also be used in amplifiers and control loops, such as motor drives and motion control.

OPA842IDR Working Principle

The OPA842IDR employs a combination of advanced process technology and circuit design to achieve extremely high performance. The amplifier combines a bipolar operating amplifier with precision metal-oxide semiconductor (MOS) input devices. The bipolar device ensures excellent stability and high speed, while the MOS input device provides extremely low distortion and high common mode rejection ratio.The amplifier is designed to operate with a supply voltage of +/-5V and a quiescent current of 1.7mA. The output of the amplifier is capable of delivering up to 20V peak-to-peak with a supply voltage of +/-5V. The amplifier has a high input impedance of 1Mohm and a low output impedance of 10ohm.The amplifier has a frequency response of up to 100MHz (3dB), which makes it suitable for high speed applications. The amplifier has a high slew rate of 4V/us, which gives it excellent response time. The amplifier is equipped with a gain-compensation switch, which can reduce noise and oscillations without the need for external compensation.

Conclusion

The OPA842IDR is a high performance operational amplifier for precision instrumentation and other applications. It is designed to offer extremely low distortion, high speed and excellent stability. The amplifier is suitable for a variety of instrumentation applications, from low output current to high output current. The amplifier has an input impedance of 1Mohm, a low output impedance of 10ohm and a frequency response of up to 100MHz (3dB). The amplifier is equipped with a gain-compensation switch, which can reduce noise and oscillations without the need for external compensation. The OPA842IDR offers an excellent choice for use in instrumentation, data acquisition and control applications.

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