LT1995IDD#TRPBF

Voltage - Input Offset:	750µV
Base Part Number:	LT1995
Supplier Device Package:	10-DFN (3x3)
Package / Case:	10-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	5 V ~ 30 V, ±2.5 V ~ 15 V
Current - Output / Channel:	120mA
Current - Supply:	7.1mA
Series:	--
-3db Bandwidth:	32MHz
Slew Rate:	1000 V/µs
Output Type:	--
Number of Circuits:	1
Amplifier Type:	Programmable Gain
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to the LT1995IDD#TRPBF

The LT1995IDD#TRPBF linear amplifier from Linear Technology is designed to provide superior performance and flexibility for a range of applications. In comparison to other linear amplifiers, the LT1995 provides a higher input impedance as well as improved power efficiency and lower power consumption. It is capable of providing a wide range of output voltage levels, from as low as 3.2V to as high as 30V.

Application Field

The standard LT1995IDD#TRPBF can be used in a variety of applications, including instrumentation amplifiers, op amps, buffer amps, and analog-to-digital converters. It is suitable for use with high-frequency signal processing, such as in high-speed data acquisition systems, medical imaging systems, and switching power supplies. Furthermore, its high input impedance makes it suitable for use in low-level signal processing, such as ADC and DAC applications.

Working Principle

The LT1995IDD#TRPBF uses a two-stage differential current-feedback amplifying topology. In the first stage, signals from the input are amplified through an active element such as a bipolar transistor. The signals are then proportional to the output of the first stage and the output of the second stage is then amplified. Depending on the configuration, the LT1995IDD#TRPBF can be used for single-ended or differential input and for either single-ended or differential output. This topology allows for excellent performance, even at high gains and frequencies. Furthermore, due to its good transformer-sectionalized design, it exhibits low noise, low harmonic distortion, and low crosstalk. When using the LT1995IDD#TRPBF, power supply decoupling is necessary to eliminate distortion due to power supply ripple. This can be done by using the power boost network that the LT1995 has built-in. This network comprises of two stages, a resistor and a capacitor. The resistor is placed in series with the output and decouples the power supply noise. The capacitor is placed between the input and the output and helps filter out noise generated by the first stage.

Conclusion

The LT1995IDD#TRPBF linear amplifier from Linear Technology is a robust and reliable device, designed for superior performance and flexibility. It is suitable for a range of applications within the instrumentation, op amp, and buffer amp fields. It is able to provide a wide output voltage range, has a high input impedance, and is capable of low noise, low harmonic distortion, and low crosstalk due to its excellent design. Additionally, the built-in power boost network allows for easy power supply decoupling.

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