INA851RGTR

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INA851RGTR

FULLY DIFFERENTIAL INSTRUMENTATI

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規格

Part Status Active
Amplifier Type Instrumentation
Number of Circuits 1
Output Type Differential
Slew Rate 37V/µs
Current - Input Bias 5 nA
Voltage - Input Offset 10 µV
Current - Supply 6mA
Current - Output / Channel 37 mA
Voltage - Supply Span (Min) 8 V
Voltage - Supply Span (Max) 36 V
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount
Package / Case 16-VFQFN Exposed Pad
Supplier Device Package 16-VQFN (3x3)
-3db Bandwidth 800 kHz

概述

Description

The INA851RGTR is a precision, low-power instrumentation amplifier designed for high-performance applications. It features a rail-to-rail input and output, making it suitable for a wide range of sensor readings, including those from thermocouples, strain gauges, and other low-level signals.
Key specifications include a gain range of 1 to 1000, low offset voltage, and low noise, which enable accurate signal amplification. The device operates on a supply voltage typically ranging from 2.7V to 5.5V, making it ideal for battery-operated devices. Its small package size (often in a TSSOP format) allows for space-efficient designs in compact electronic systems.
The INA851RGTR is particularly valued in medical, industrial, and consumer applications where precision and reliability are critical. Its ability to amplify small differential signals while rejecting common-mode noise enhances its performance in noisy environments. Overall, the INA851RGTR is an essential component for engineers looking to achieve high accuracy in their signal processing tasks.

Features

The INA851RGTR is a precision instrumentation amplifier designed for low-power, high-accuracy applications. Key features include:
1. Rail-to-Rail Output: Allows output voltage to swing close to the power supply rails, maximizing the usable output range.
2. High Common-Mode Rejection Ratio (CMRR): Provides excellent performance in noisy environments by rejecting common-mode signals.
3. Low Input Bias Current: Ensures minimal offset errors and is ideal for applications involving high-impedance sensors.
4. Low Noise: Offers low voltage noise density, enhancing signal integrity in sensitive applications.
5. Wide Supply Voltage Range: Operates from a single supply voltage ranging typically from +2.7V to +36V.
6. Gain Configuration: Features adjustable gain settings, allowing flexibility for various applications.
7. Temperature Range: Suitable for automotive and industrial applications with a specified operating temperature range.
These features make the INA851RGTR ideal for applications in medical devices, sensor signal conditioning, and data acquisition systems.

Package

The INA851RGTR is packaged in a TSSOP (Thin Shrink Small Outline Package) with 8 pins.

Pinout

The INA851RGTR is a precision instrumentation amplifier from Texas Instruments. It has a total of 8 pins. Here is a brief overview of the pin functions:
1. Pin 1 (V-): Negative supply voltage.
2. Pin 2 (R1): Input resistor for gain setting.
3. Pin 3 (R2): Input resistor for gain setting.
4. Pin 4 (Vout): Output voltage.
5. Pin 5 (In+): Non-inverting input.
6. Pin 6 (In-): Inverting input.
7. Pin 7 (GND): Ground reference.
8. Pin 8 (V+): Positive supply voltage.
The INA851 is designed for high accuracy and low offset voltage applications, making it suitable for precision measurements in various industrial and medical applications.

Manufacturer

The INA851RGTR is manufactured by Texas Instruments (TI), a prominent semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing a wide range of analog and digital electronic components, including amplifiers, microcontrollers, and embedded processors. Founded in 1930, the company serves various sectors, including consumer electronics, automotive, industrial, and communications, making it a key player in the global electronics market. TI is recognized for its innovation and extensive product portfolio, including integrated circuits (ICs) that cater to diverse applications in electronics.

Application

The INA851RGTR is a precision instrumentation amplifier used in applications such as industrial process controls, medical instrumentation, data acquisition systems, and sensor signal conditioning. Its high accuracy and low noise make it suitable for amplifying low-level signals from thermocouples, strain gauges, and other sensors in environments requiring high stability and precision.

Equivalent

The INA851RGTR is a high-precision instrumentation amplifier. Equivalent products include:
1. INA126 - A low-cost instrumentation amplifier.
2. INA190 - A precision current shunt monitor.
3. AD620 - A low power instrumentation amplifier from Analog Devices.
4. LT1167 - A low-noise instrumentation amplifier from Analog Devices.
Check specific datasheets for compatibility regarding voltage range and application requirements.

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