ADA4860-1YRJZ-RL7

Voltage - Input Offset:	3.5mV
Base Part Number:	ADA4860
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C
Voltage - Supply, Single/Dual (±):	5 V ~ 12 V, ±2.5 V ~ 6 V
Current - Output / Channel:	85mA
Current - Supply:	6mA
Series:	--
Current - Input Bias:	1.5µA
-3db Bandwidth:	520MHz
Slew Rate:	980 V/µs
Output Type:	--
Number of Circuits:	1
Amplifier Type:	Current Feedback
Part Status:	Active
Packaging:	Tape & Reel (TR)

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ADA4860-1YRJZ-RL7 Application Field and Working Principle

Introduction

T he ADA4860-1YRJZ-RL7 (hereinafter referred to as ADA4860) is a low-power, low-noise, high-performance CMOS amplifier designed for use as an instrumentation amplifier. It is part of a family of amplifiers under the “Linear – Amplifiers – Instrumentation, OP Amps, Buffer Amps” category. This section will explore its application field and working principle.

Application Field

The ADA4860 is a low-power, low-noise, high-performance amplifier. It operates from 2.5 V to 5.5 V and draws just 4.5 mA of quiescent current from a 5 V supply. It is ideal for use in many instrumentation applications, such as data acquisition systems, biomedical instrumentation, and portable instruments. The ADA4860’s low-noise, low-drift, low-power features make it an ideal choice for application in systems where power consumption and noise are important considerations. In addition, its wide common-mode rejection (CMR) range and low output swing make it ideal for high-side current sensing applications.

Features and Benefits

The ADA4860 provides a wide range of features and benefits that make it ideal for use as an instrumentation amplifier. It has a wide bandwidth, low noise, low-power consumption, low distortion, wide common-mode rejection (CMR) range, low output swing and high output current capability. In addition, it features a rail-to-rail input and output stage for maximum signal range. The ADA4860 also offers excellent stability and precision gain within its wide operating range. The wide operating range allows the use of a single module to cover multiple applications with minimal calibration.

Design Configurations

The ADA4860 is available in four pin-compatible packages: SOIC-8, SOT-23-6, QFN-14 and CSP-14. This provides several design options depending on the application, including multi-channel configurations. The pin compatible packages allow designers to use a single device to support multiple applications without sacrificing overall performance.

Working Principle

The ADA4860 is an instrumentation amplifier that operates on feedback principles. It features an internally compensated wide bandwidth amplifier with a gain determined by an external resistor. The amplifier’s gain is set by any one of the three divider resistor configurations: voltage divider, current divider, or trim resistor. The ADA4860 features a low-noise preamplifier, a high-performance power amplifier and a wide dynamic range with low distortion. These features make it ideal for applications requiring high precision, ultra-low-noise, low-power operation. The ADA4860 is also optimized for low-power operation, drawing an average supply current of just 4.5 mA. This low quiescent current allows the ADA4860 to be used in battery-powered, portable systems.

Conclusion

In conclusion, the ADA4860 is a low-power, low-noise, high-performance linear amplifier designed for instrumentation applications. It is versatile and can be used in a wide variety of applications ranging from data acquisition systems to biomedical instrumentation. Its low-noise preamplifier, high-performance power amplifier, wide dynamic range and low distortion make it ideal for high precision, low-power operation. Additionally, the ADA4860 is available in four pin-compatible packages, offering designers a variety of design options.

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