TLE2082CD

Voltage - Input Offset:	1.1mV
Base Part Number:	TLE2082
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C
Voltage - Supply, Single/Dual (±):	4.5 V ~ 38 V, ±2.25 V ~ 19 V
Current - Output / Channel:	48mA
Current - Supply:	3.1mA
Series:	Excalibur™
Current - Input Bias:	20pA
Gain Bandwidth Product:	10MHz
Slew Rate:	45 V/µs
Output Type:	--
Number of Circuits:	2
Amplifier Type:	J-FET
Part Status:	Active
Packaging:	Tube

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TLE2082CD Application Field and Working PrincipleThe TLE2082CD is a monolithic integrated circuit used in instrumentation, OP amps, and buffer amps to provide high performance linear amplification. It provides a high accuracy, low power, and low noise instrumentation amplifier with integrated input and output buffers and a gain range of 1 to 10. With its high performance, the TLE2082CD is an ideal choice for applications that require linear amplification of low level signals across a wide variety of applications, including: data acquisition and control, instrumentation and medical, computing, automotive and industrial systems.The working principle of the TLE2082CD follows the traditional instrumentation amplifier architecture. It utilizes three operational amplifiers, two resistors and a single external capacitor to form a three-stage amplifier topology. The first operational amplifier acts as an amplifier and buffer for the signal, the second one acts as a follower and feeds the signal to the output buffer, and the third one is an inverting buffer which is used to set the gain.The two input resistors, R1 and R2, are used to set the voltage gain. By adjusting the ratio between these resistors, the gain of the amplifier can be changed. The gain of the amplifier is equal to the ratio of the sum of the resistors (R1 and R2) to R2. The third resistor, Rf, and the capacitor, Cf, force the gain of the amplifier to be frequency dependent. The cutoff frequency can be determined by calculating the RC time constant and setting it to an appropriate value.The input stage of the TLE2082CD provides high-impedance and low-noise, making it ideal for low level and high impedance signal sources. The inputs of the amplifier can accept a wide range of input voltages, from 5dBm down to -132dBm. The low noise performance enables the amplifier to accurately amplify low level signals, preserving their integrity and characteristics.The output stage of the TLE2082CD consists of a buffer amplifier and a driver amplifier that are connected in parallel, providing high speed and slew rate capabilities. The output of the amplifier is directly connected to the output buffer, eliminating the need for external components which might otherwise introduce noise or distortion.In conclusion, the TLE2082CD is a high performance monolithic integrated circuit developed for instrumentation, OP amps, and buffer amps that provides an excellent combination of high accuracy, low power and low noise performance, making it a great choice for applications that require linear amplification of low level signals.

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