AD8628AUJZ-R2

Voltage - Input Offset:	1µV
Base Part Number:	AD8628
Supplier Device Package:	TSOT-5
Package / Case:	SOT-23-5 Thin, TSOT-23-5
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	2.7 V ~ 5 V, ±1.35 V ~ 2.5 V
Current - Output / Channel:	30mA
Current - Supply:	850µA
Series:	--
Current - Input Bias:	30pA
Gain Bandwidth Product:	2.5MHz
Slew Rate:	1 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	1
Amplifier Type:	Zero-Drift
Part Status:	Discontinued at Digi-Key
Packaging:	Tape & Reel (TR)

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AD8628AUJZ-R2 Application Field and Working Principle

The AD8628AUJZ-R2 is a bipolar-input instrumentation amplifier designed to work in a variety of linear circuits and systems. It is a versatile, low-power, low-cost amplifier that features high-precision performance and can be used in a variety of applications. This article outlines the application field and working principle of the AD8628AUJZ-R2.

Application Field

The AD8628AUJZ-R2 is an ideal solution for applications requiring low power consumption and a high level of precision. It can be used in a range of linear applications, such as data acquisition, filtering, gain control, bridge balance detection, and laboratory instrumentation. The amplifier provides excellent accuracy for both its DC performance and its AC performance, making it suitable for use in a wide range of applications.Some typical applications for the AD8628AUJZ-R2 include:

• Data acquisition systems
• Filtering: high-pass, low-pass, and band-pass
• Gain control, high-precision gain control circuit
• Bridge balance detection
• High-precision instrumentation amplifier
• Current metering and control
• Electronic weighing scale systems

Working Principle

The AD8628AUJZ-R2 is a true differential input instrumentation amplifier, which features a precise and reliable rail-to-rail output. The amplifier is configured in a two-stage configuration, with a common-mode feedback (CMFB) loop around the latter stage providing gain accuracy and common mode rejection ratio (CMRR). The output is held at the rails even when the input is at the rail levels.The AD8628AUJZ-R2 is designed to operate from a single supply voltage and has an input voltage range from -6 V to +6 V. This allows it to be used with a variety of single and dual supply voltages. It can also be powered from two, three, or four different supply voltages, allowing for greater flexibility and a wider range of applications.The AD8628AUJZ-R2 features low power consumption, allowing it to be used in battery-powered and portable applications. Its low distortion and low noise provide excellent performance in audio, instrumentation, and medical electronics. Its high common mode rejection ratio (CMRR) ensures excellent noise immunity and accuracy.The AD8628AUJZ-R2 is a reliable and cost-effective amplifier and is ideal for a range of linear applications. The amplifier offers high performance and a low-power solution for a variety of applications, including data acquisition, filtering, gain control, bridge balance detection, and laboratory instrumentation.

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