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INA146UA/2K5

Name: INA146UA/2K5
Rating: 4.7 (12 reviews)

IC OPAMP DIFF 1 CIRCUIT 8SOIC

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製造商。部分 #INA146UA/2K5
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資料表 INA146UA/2K5 DataSheet
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規格

Part Status	Active
Amplifier Type	Differential
Number of Circuits	1
Slew Rate	0.45V/µs
-3db Bandwidth	550 kHz
Current - Input Bias	50 nA
Voltage - Input Offset	1 mV
Current - Supply	570µA
Current - Output / Channel	15 mA
Voltage - Supply Span (Min)	4.5 V
Voltage - Supply Span (Max)	36 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	INA146

概述

Description

The INA146UA/2K5 is a precision instrumentation amplifier designed for low-power, high-accuracy applications. This integrated circuit features a low offset voltage, high common-mode rejection ratio (CMRR), and excellent linearity, making it ideal for amplifying small differential signals in noisy environments. It operates over a wide supply voltage range and offers a gain-setting feature, allowing for customization based on the application requirements.
Key characteristics include low noise, low total harmonic distortion, and a high input impedance, which minimizes the loading effect on the sensor or source. The INA146 is particularly suited for applications in medical instrumentation, strain gauge measurement, and audio signal processing, among others.
This amplifier is available in various packages, facilitating easy integration into different circuit designs. Overall, the INA146UA/2K5 is a robust choice for engineers seeking reliable amplification solutions in precision applications.

Features

The INA146UA/2K5 is a precision instrumentation amplifier designed for applications requiring high accuracy and low noise. Key features include:
1. High Common-Mode Rejection Ratio (CMRR): Excellent CMRR ensures minimal interference from common-mode signals.
2. Low Input Offset Voltage: Provides enhanced precision in measurements by minimizing errors.
3. Wide Supply Voltage Range: Operates from single or dual power supplies, accommodating various application needs.
4. Low Power Consumption: Suitable for battery-operated devices, enhancing efficiency.
5. High Input Impedance: Reduces loading on the signal source, preserving the integrity of the measured signal.
6. Gain Set by External Resistors: Flexibility to configure gain according to specific requirements.
7. Rail-to-Rail Output: Maximizes output swing, making it ideal for systems operating near supply rails.
These features make the INA146UA/2K5 suitable for applications in industrial automation, medical instrumentation, and sensor signal conditioning.

Package

The INA146UA/2K5 is packaged in a 8-Pin SOIC (Small Outline Integrated Circuit) form factor. This surface-mount package type is designed for compact applications, providing ease of integration onto circuit boards.

Pinout

The INA146UA/2K5 is a precision instrumentation amplifier with a 8-pin SOIC package. The pin configuration is as follows:
1. Offset Null: Used to adjust the output offset voltage.
2. Inverting Input (–): The negative input terminal for differential signal.
3. Non-inverting Input (+): The positive input terminal for differential signal.
4. Gain Set: Determines the gain of the amplifier; external resistors can be connected here.
5. V-: Negative supply voltage input.
6. Output: The output voltage of the amplifier.
7. V+: Positive supply voltage input.
8. NC (No Connect): Not connected internally; can be left unconnected.
This device is used for amplifying small differential signals while rejecting large common-mode voltages, making it ideal for applications requiring high precision.

Manufacturer

The INA146UA/2K5 is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of analog, digital signal processing, and embedded processing chips. The company is well-known for its innovation in electronic components used across various industries, including automotive, industrial, communications, and consumer electronics. Established in 1930, TI has a strong reputation for quality and reliability in the semiconductor market.

Application

The INA146UA/2K5 is a precision instrumentation amplifier used in various applications, including sensor signal conditioning, medical instrumentation, data acquisition systems, and industrial process controls. Its high common-mode rejection ratio (CMRR) and low offset voltage make it ideal for amplifying low-level signals from thermocouples, strain gauges, and other sensors in noisy environments. Additionally, it is utilized in portable devices and battery-operated systems due to its low power consumption.

Equivalent

The INA146UA/2K5 is a precision instrumentation amplifier. Equivalent products include:
1. INA210 (Texas Instruments)
2. INA199 (Texas Instruments)
3. AD623 (Analog Devices)
4. AD8221 (Analog Devices)
5. LT2057 (Linear Technology)
Always check the specifications to ensure they meet your application's requirements.