TL5580IDR

Voltage - Input Offset:	300µV
Base Part Number:	TL5580
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Single/Dual (±):	4 V ~ 32 V, ±2 V ~ 16 V
Current - Output / Channel:	50mA
Current - Supply:	6mA
Series:	--
Current - Input Bias:	100nA
Gain Bandwidth Product:	12MHz
Slew Rate:	5 V/µs
Output Type:	--
Number of Circuits:	2
Amplifier Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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TL5580IDR application field and working principle

The TL5580IDR is a high performance, low power instrumentation amplifier (IA) from Texas Instruments. It is a single-channel, fully differential integrated circuit (IC). As such, it is designed for audio and instrumentation applications where low current consumption and high accuracy are important. The TL5580IDR is a popular choice for applications requiring precision signal conditioning, including medical, industrial, and power management systems.

Features and Specifications

The TL5580IDR contains a differential input stage and a precision output regulator. Its unique architecture combines the benefits of low power consumption, low offset voltage, and higher open-loop gain than competing IA solutions. It has an on-chip programmable gain range of 1 to 1000 and a common-mode range of ±14.6 V. Other notable features include a wide supply voltage range of +2.7 V to +18 V, low input bias current, and low input-referred offset voltage. The device also features a power-on-reset circuit, a power-BEARING output stage, and a low-noise 200 kHz band-limited broadside range.

Application Field

The TL5580IDR is suitable for applications where precision and accuracy are important. Thanks to its low power consumption, it is especially suitable for battery-powered and portable applications. It can be used in noise cancellation and audio systems, where it offers low-noise performance, high common-mode rejection ratio and high slew rate. It is also ideal for instrumentation applications in process monitoring and control, medical diagnostics, and seismic data acquisition.

Work Principle

The TL5580IDR is a fully-differential instrumentation amplifier (IA). It contains two input stages, which are connected to the inputs of the differential amplifier and provide gain. The differential amplifier then amplifies the input signal and passes it to the output, where it is conditioned with the help of the output stage and offset-voltage cancellation circuitry. The device typically requires three external resistors to program the gain, while the offset voltage can be adjusted using an external capacitor. The common-mode input range of the device is generally set by two additional external resistors. The device consumes a typical 2.1 mA of supply current.

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