INA114BU

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INA114BU

+BOM

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #INA114BU

  • 재고5426

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package Tube
ProductStatus Active
AmplifierType Instrumentation
NumberofCircuits 1
SlewRate 0.6V/µs
-3dbBandwidth 1 MHz
Current-InputBias 500 pA
Voltage-InputOffset 10 µV
Current-Supply 2.2mA
Current-Output/Channel 20 mA
Voltage-SupplySpan(Min) 4.5 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-SOIC (0.295, 7.50mm Width)

개요

Description

The INA114BU is a precision instrumentation amplifier designed by Texas Instruments, known for its high accuracy and low noise. It's widely used in applications requiring precise low-level signal amplification and common-mode noise rejection. The device features a gain set by a single external resistor, allowing for flexibility in design. The INA114BU operates with a wide supply voltage range and offers excellent performance across various environmental conditions.
Key characteristics include low offset voltage, low drift, and a high common-mode rejection ratio (CMRR), making it suitable for use in environments with significant electrical noise. It supports both single and dual-supply operations, enhancing its versatility in different circuit designs. The amplifier is often employed in medical instrumentation, industrial process controls, and any application requiring accurate data acquisition.
Its robust design ensures reliability and precision, making the INA114BU a staple in high-performance analog signal processing tasks. When implementing this component, careful consideration of the resistor values for gain setting and power supply configurations is essential to optimize its performance.

Equivalent

The INA114BU is an instrumentation amplifier. Equivalent products include the AD620 from Analog Devices, MAX4194 from Maxim Integrated, and LT1167 from Linear Technology. These products offer similar functionality with slight differences in specifications like bandwidth, gain, or supply voltage. It's important to review the datasheets to ensure compatibility with your specific application requirements.

Features

The INA114BU is a precision instrumentation amplifier with features that make it suitable for a variety of applications. Key features include:
1. High Precision: It offers low offset voltage and low drift, ensuring accurate signal amplification.
2. Wide Supply Range: Operates on dual supplies from ±4.5V to ±18V or a single supply from 9V to 36V.
3. High Common-Mode Rejection Ratio (CMRR): Provides excellent CMRR of up to 115 dB, which minimizes interference from common-mode signals.
4. Low Noise: Features low noise performance for precise low-level signal measurements.
5. Gain Flexibility: Gain can be set from 1 to 10,000 through external resistors, allowing for versatile use in different applications.
6. Temperature Stability: Maintains performance stability over a wide temperature range of -40°C to +85°C.
7. High Input Impedance: Ensures minimal loading of the signal source.
8. Small Package: Available in an SO-8 package, facilitating integration into compact designs.
These attributes make the INA114BU a reliable choice for medical, industrial, and precision data acquisition applications.

Pinout

The INA114BU is a precision instrumentation amplifier with an 8-pin configuration. Below are the pin functions:
1. V+: Positive power supply.
2. RG: Gain setting resistor pin. Connecting a resistor between the two RG pins sets the gain of the amplifier.
3. Vin+: Non-inverting input.
4. Vin-: Inverting input.
5. V-: Negative power supply.
6. Ref: Reference pin, typically connected to ground or a reference voltage, to offset the output voltage.
7. Vout: Output voltage.
8. RG: Second gain setting resistor pin, works in conjunction with the first RG pin to set gain.
The INA114BU is designed for high precision, low noise, and is typically used in applications requiring accurate measurement of small differential voltages, such as medical instrumentation and industrial process controls.

Manufacturer

The INA114BU is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of electronic components, particularly known for its analog and embedded processing products. The company specializes in developing technologies that are used in various applications, including industrial, automotive, personal electronics, and communications equipment. Texas Instruments is recognized for its innovation and contribution to the advancement of electronics and semiconductor technology.

Application

The INA114BU is a precision instrumentation amplifier commonly used in applications requiring accurate differential signal amplification. Key application areas include:
1. Medical Instrumentation: For amplifying small biological signals like ECGs and EEGs.
2. Industrial Automation: Used in sensor signal conditioning for precise measurements.
3. Weighing Systems: In load cell signal amplification for scales and balances.
4. Data Acquisition Systems: Enhances signal quality before analog-to-digital conversion.
5. Strain Gauge Measurements: For accurate stress and pressure monitoring.
6. Test and Measurement Equipment: Provides high input impedance and low noise for accurate readings.
These applications benefit from the INA114BU's low offset voltage, high CMRR, and wide input voltage range.

Package

The INA114BU is a precision instrumentation amplifier available in an SOIC-8 (Small Outline Integrated Circuit, 8-pin) package type. This package is surface-mountable, making it suitable for compact circuit designs where space is a consideration.

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