LT1789IS8-10#PBF

Voltage - Input Offset:	30µV
Base Part Number:	LT1789
Supplier Device Package:	8-SO
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	2.2 V ~ 36 V, ±1.1 V ~ 18 V
Current - Output / Channel:	8.5mA
Current - Supply:	85µA
Series:	--
Current - Input Bias:	17nA
Gain Bandwidth Product:	25kHz
Slew Rate:	0.066 V/µs
Output Type:	--
Number of Circuits:	1
Amplifier Type:	Instrumentation
Part Status:	Active
Packaging:	Tube

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Introduction

The LT1789IS8-10#PBF is a high performance low power precision monolithic laser trimming instrumentation amplifier. It provides a wide gain range (1 to 10,000) and excellent DC performance. This amplifier is ideal for medical instruments and industrial instrumentation applications. It has a flexible solution for precision signal acquisition and conditioning.

Application

The LT1789IS8-10#PBF amplifier is designed for applications that require low power, high performance and precise signal conditioning. This amplifier is ideal for medical instruments and industrial instrumentation applications. It is designed for precision signal acquisition of thermocouples, strain gauges, RTDs, accelerometers, pH probes, oxygen probes and heart rate monitors. It is also suitable for portable devices needing precise system-level gain accuracy.

Features

The LT1789IS8-10#PBF amplifier has a wide input common mode voltage range of -0.3V to +2.1V, which allows use in a wide variety of applications. Its low current consumption and low noise level make it ideal for portable applications. The LT1789IS8-10#PBF amplifier is laser trimmed for high gain accuracy and provides good AC performance. It has low offset, low drift and low noise performance.

Working Principle

The LT1789IS8-10#PBF amplifier operates on a principle of push-pull feedback. The amplifier takes in a differential input signal and then amplifies it using a push-pull feedback architecture. It uses a positive and a negative feedback loop to reduce noise and increase gain accuracy. The amplifier then has a current-feedback input stage for accurate amplification. The output stage also provides low output impedance for driving heavy loads. The amplifier is designed for low power operation with a maximum supply voltage of 4V. The LT1789IS8-10#PBF also has high input impedance and low current flow, making it ideal for use in low power designs. The amplifier also has a high slew rate to reduce settling time.

Conclusion

The LT1789IS8-10#PBF amplifier is a low power precision monolithic instrumentation amplifier. It is designed for use in a wide range of medical and industrial instrumentation applications. It provides excellent AC performance, accuracy and a wide gain range of 1 to 10,000. The amplifier is laser trimmed for high gain accuracy and has a low noise level. The design of the amplifier is optimized for low power operation with a maximum supply voltage of 4V. Its high slew rate reduces settling time and the current-feedback input stage provides excellent signal amplification accuracy.

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