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INA149AIDR
+BOM-
제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #INA149AIDR
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재고1836
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사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Differential |
| NumberofCircuits | 1 |
| SlewRate | 5V/µs |
| -3dbBandwidth | 500 kHz |
| Voltage-InputOffset | 350 µV |
| Current-Supply | 810µA |
| Current-Output/Channel | 25 mA |
| Voltage-SupplySpan(Min) | 4 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
개요
Description
The INA149AIDR is a precision high common-mode voltage difference amplifier, designed for applications requiring accurate voltage measurement across high common-mode voltages. Manufactured by Texas Instruments, this device features a unique circuit topology that enables accurate voltage sensing with a common-mode range of up to ±275V, surpassing many typical amplifiers. The INA149AIDR provides excellent performance with low offset voltage and drift, high input impedance, and low noise, making it ideal for precision applications.
The amplifier operates over a temperature range from -40°C to 125°C, ensuring reliability in various environmental conditions. It is commonly used in industrial, automotive, and instrumentation applications for current sensing, battery management, and motor control.
With a typical gain of 1, the INA149AIDR can be easily configured in systems requiring high-voltage monitoring and protection. Its SOIC-8 package is suitable for compact PCB designs. In summary, the INA149AIDR offers a robust solution for differential voltage measurement in high-voltage applications, providing precision and stability across a wide range of conditions.
The amplifier operates over a temperature range from -40°C to 125°C, ensuring reliability in various environmental conditions. It is commonly used in industrial, automotive, and instrumentation applications for current sensing, battery management, and motor control.
With a typical gain of 1, the INA149AIDR can be easily configured in systems requiring high-voltage monitoring and protection. Its SOIC-8 package is suitable for compact PCB designs. In summary, the INA149AIDR offers a robust solution for differential voltage measurement in high-voltage applications, providing precision and stability across a wide range of conditions.
Equivalent
The INA149AIDR is a precision unity-gain difference amplifier. Equivalent products include:
1. AD629 from Analog Devices: A precision difference amplifier with similar high common-mode voltage range.
2. MAX4198 from Maxim Integrated: Offers high common-mode rejection suitable for similar applications.
3. LT1990 from Analog Devices (formerly Linear Technology): A high voltage, high common-mode difference amplifier.
Ensure to compare specific parameters like voltage range, accuracy, and package options to find the best match for your application.
1. AD629 from Analog Devices: A precision difference amplifier with similar high common-mode voltage range.
2. MAX4198 from Maxim Integrated: Offers high common-mode rejection suitable for similar applications.
3. LT1990 from Analog Devices (formerly Linear Technology): A high voltage, high common-mode difference amplifier.
Ensure to compare specific parameters like voltage range, accuracy, and package options to find the best match for your application.
Features
The INA149AIDR is a precision, high common-mode voltage difference amplifier. Key features include:
1. Wide Common-Mode Voltage Range: It can handle an input common-mode voltage range from -14V to +80V, making it suitable for high-voltage applications.
2. Precision Performance: Offers low offset voltage and low offset voltage drift, ensuring accurate and stable measurements over time.
3. Low Gain Error: It provides a low gain error, which helps maintain accuracy in amplification.
4. High CMRR (Common-Mode Rejection Ratio): It delivers a high CMRR, which minimizes the impact of common-mode noise and interference on the measurement.
5. Wide Supply Voltage Range: Operates on a wide supply voltage range, enhancing flexibility in various applications.
6. Temperature Range: Functions reliably over a wide operating temperature range, typically from -40°C to +85°C.
7. Compact Package: Available in a small SOIC-8 package, which saves space on the PCB.
These features make the INA149AIDR suitable for applications such as current sensing, battery management, and high-voltage monitoring.
1. Wide Common-Mode Voltage Range: It can handle an input common-mode voltage range from -14V to +80V, making it suitable for high-voltage applications.
2. Precision Performance: Offers low offset voltage and low offset voltage drift, ensuring accurate and stable measurements over time.
3. Low Gain Error: It provides a low gain error, which helps maintain accuracy in amplification.
4. High CMRR (Common-Mode Rejection Ratio): It delivers a high CMRR, which minimizes the impact of common-mode noise and interference on the measurement.
5. Wide Supply Voltage Range: Operates on a wide supply voltage range, enhancing flexibility in various applications.
6. Temperature Range: Functions reliably over a wide operating temperature range, typically from -40°C to +85°C.
7. Compact Package: Available in a small SOIC-8 package, which saves space on the PCB.
These features make the INA149AIDR suitable for applications such as current sensing, battery management, and high-voltage monitoring.
Pinout
The INA149AIDR is a precision difference amplifier manufactured by Texas Instruments. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief description of its pin count and function:
1. Pin Count: 8 pins
2. Function:
- The INA149AIDR is designed for accurate voltage difference measurements. It offers high precision and is ideal for applications requiring high common-mode voltage capability.
- It can handle a wide range of common-mode voltages from -275V to +275V.
- The device provides a fixed gain of 1, and it is typically used in situations where differential signals need to be measured accurately in the presence of high common-mode voltages.
- Typical applications include current sensing across a shunt resistor, interfacing high-voltage systems with low-voltage controllers, and other situations requiring galvanic isolation.
The compact SOIC-8 package allows for easy integration into various electronic designs needing precision differential measurement capabilities.
1. Pin Count: 8 pins
2. Function:
- The INA149AIDR is designed for accurate voltage difference measurements. It offers high precision and is ideal for applications requiring high common-mode voltage capability.
- It can handle a wide range of common-mode voltages from -275V to +275V.
- The device provides a fixed gain of 1, and it is typically used in situations where differential signals need to be measured accurately in the presence of high common-mode voltages.
- Typical applications include current sensing across a shunt resistor, interfacing high-voltage systems with low-voltage controllers, and other situations requiring galvanic isolation.
The compact SOIC-8 package allows for easy integration into various electronic designs needing precision differential measurement capabilities.
Manufacturer
The INA149AIDR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are essential components in electronic devices. TI's products are used in a wide array of applications, including industrial, automotive, electronics, and communication sectors. The company is known for its innovation in analog and embedded processing products.
Application
The INA149AIDR is a precision high common-mode voltage difference amplifier. Its application areas include:
1. Industrial Automation: Monitoring and controlling high-voltage systems.
2. Power Management: Measuring high-side current in power supplies.
3. Renewable Energy: Monitoring solar panels and wind turbines.
4. Battery Management: Ensuring safe operation of high-voltage battery systems.
5. Instrumentation: High-voltage data acquisition systems.
6. Telecommunications: Isolated voltage and current sensing in telecom equipment.
7. Automotive: Electric vehicle battery monitoring.
These applications leverage the INA149AIDR for its ability to accurately measure high differential voltages while withstanding high common-mode voltages.
1. Industrial Automation: Monitoring and controlling high-voltage systems.
2. Power Management: Measuring high-side current in power supplies.
3. Renewable Energy: Monitoring solar panels and wind turbines.
4. Battery Management: Ensuring safe operation of high-voltage battery systems.
5. Instrumentation: High-voltage data acquisition systems.
6. Telecommunications: Isolated voltage and current sensing in telecom equipment.
7. Automotive: Electric vehicle battery monitoring.
These applications leverage the INA149AIDR for its ability to accurately measure high differential voltages while withstanding high common-mode voltages.
Package
The INA149AIDR is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) form. It is a surface-mount package, denoted by the "D" in the part number, with the "R" indicating it is supplied on a reel for automated assembly processes.
