ADA4891-2ARZ-R7

Voltage - Input Offset:	2.5mV
Base Part Number:	ADA4891
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Voltage - Supply, Single/Dual (±):	2.7 V ~ 5.5 V, ±1.35 V ~ 2.75 V
Current - Output / Channel:	125mA
Current - Supply:	4.4mA
Series:	--
Current - Input Bias:	2pA
-3db Bandwidth:	240MHz
Slew Rate:	210 V/µs
Output Type:	Rail-to-Rail
Number of Circuits:	2
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The ADA4891-2ARZ-R7 is a specially designed amplifier for use in instrumentation and control equipment. It can be used to increase the gain of a low-impedance signal or to reduce the load on a high-gain stage. The device is a straightforward current amplifier with a fixed gain set by external resistor. It has two inputs, one for the input signal, and the other for a reference voltage. The ADA4891-2ARZ-R7 is capable of providing a gain range from 0.25 to 24dB and is suitable for use in a variety of instrumentation applications.The ADA4891-2ARZ-R7 is a type of active filter, used to filter out unwanted signals in an input signal. It can also be used as an amplifier to boost the strength of an input signal. The amplifier consists of an input stage, where a resistor-capacitor (RC) filter is used to filter out unwanted signals. The amplified signal is then amplified further by an output stage, where the gain of the amplifier is set.The device is a rail-to-rail instrumentation amplifier, meaning it can operate with power supply voltages between the rail voltages. This allows it to remain stable regardless of load voltage drop. The device also features slew rate limitation, which helps minimize output noise. Additionally, the ADA4891-2ARZ-R7 features low distortion and low noise, ideal for use in sensitive instrumentation and control applications.The ADA4891-2ARZ-R7 has low input bias current, which helps reduce the amount of distortion in the output signal. The amplifier has a low offset voltage, which helps reduce any errors that might occur due to temperature or other environmental conditions. The device also offers low power consumption, making it a great choice for portable or battery powered applications.The device is constructed from a low-noise surface-mount ceramic package, with a single edge contact (SEC) footprint. This helps to keep the surface-mount package stable during the assembly process and reduces the potential for signal leakage. Additionally, the design of the ADA4891-2ARZ-R7 features high impedance input paths and integrated feedback for best possible signal rejection.In summary, the ADA4891-2ARZ-R7 is a versatile, high-performance instrumentation amplifier suitable for a wide range of applications. Its low input bias current, low offset voltage and low power consumption make it ideal for a variety of applications requiring a high level of accuracy and reliability. Additionally, its low noise and slew rate limitation make it the perfect choice for sensitive instrumentation and control applications.

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