OPA445ADDAG4

Voltage - Input Offset:	1.5mV
Base Part Number:	OPA445
Supplier Device Package:	8-SO PowerPad
Package / Case:	8-PowerSOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-25°C ~ 85°C
Voltage - Supply, Single/Dual (±):	20 V ~ 90 V, ±10 V ~ 45 V
Current - Output / Channel:	15mA
Current - Supply:	4.2mA
Series:	--
Current - Input Bias:	10pA
Gain Bandwidth Product:	2MHz
Slew Rate:	15 V/µs
Output Type:	--
Number of Circuits:	1
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tube

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Introduction

The OPA445ADDAG4 is an operational amplifier from the Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps family. This instrumentation family of amplifiers are designed to provide high performance, low power, and excellent accuracy for applications such as transducers, signal conditioning, and power electronics. In this article, we will explore the application field, working principle and other related topics of the OPA445ADDAG4 operational amplifier, which is used in applications that demand high precision, reliability and accuracy.

Application Field

The OPA44ADDAG4 operational amplifier is suitable for many types of applications. It is particularly useful in transducer applications such as bridge transducers, pressure transducers and thermocouples. The OPA445ADDAG4 is also ideal for signal conditioning applications. It is often used as an electronic filter or as a signal amplifier. Additionally, the OPA445ADDAG4 is used in applications such as signal generation and signal conversion.The OPA445ADDAG4 is also well-suited for use in power electronics applications. It can be used as a driver or amplifier in power systems, providing the necessary signal processing power and precision. Additionally, the OPA445ADDAG4 is suitable for use in motor controls, high frequency switching and other power applications.

Working Principle

The OPA445ADDAG4 is a wideband, high-precision operational amplifier. Its input stage is designed to provide excellent DC offset, high common mode rejection and low noise figure. The amplifier architecture is based on MOSFETs and gain is controlled by a differential pair of transistors. The OPA445ADDAG4 also incorporates design features that reduce power consumption, static current consumption and total harmonic distortion.The OPA445ADDAG4’s output stage features low output impedance and high current drive capability. This feature enables the amplifier to drive complex applications that require large amounts of power. Additionally, the OPA445ADDAG4 offers excellent thermal stability, allowing it to remain accurate over wide temperature ranges.

Conclusion

In conclusion, the OPA445ADDAG4 is an ideal choice for applications that require extremely high performance, low power and accuracy. This instrumentation family of amplifiers is suitable for many types of applications, including transducers, signal conditioning and power electronics. The OPA445ADDAG4 features a wideband, high-precision architecture that is designed to reduce power consumption, static current consumption and total harmonic distortion. Additionally, the amplifier provides low output impedance and high current drive capabilities, making it suitable for driving complex applications.

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