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INA146UA
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FabricanteBurr Brown
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Peça do Fabricante #INA146UA
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Ficha Técnica INA146UA DataSheet
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Especificações
| Atributo | Valor |
| Package | Tube |
| ProductStatus | Obsolete |
| AmplifierType | Differential |
| NumberofCircuits | 1 |
| SlewRate | 0.45V/µs |
| -3dbBandwidth | 550 kHz |
| Current-InputBias | 50 nA |
| Voltage-InputOffset | 1 mV |
| Current-Supply | 570µA |
| Current-Output/Channel | 15 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
Key features of the INA146UA include low offset voltage, wide bandwidth, and high common-mode rejection ratio (CMRR), which ensures accurate and reliable performance. It operates over a wide power supply range and offers low power consumption, making it suitable for battery-powered and energy-efficient applications.
The INA146UA comes in an 8-pin SOIC package, providing ease of integration into various circuit designs. It is often used in industrial and instrumentation applications, where precise measurement of voltage differences is critical. Its robust performance and reliable operation in challenging environments make the INA146UA a preferred choice for engineers and designers working on high-voltage measurement systems.
Equivalent
1. INA149 - Texas Instruments offers a similar high-voltage, high-precision difference amplifier.
2. AD8271 - Analog Devices provides this difference amplifier with similar functionalities.
3. MAX4198 - Maxim Integrated offers this precision difference amplifier for various applications.
4. LT1991 - Analog Devices also offers this versatile precision difference amplifier.
Specifications may vary, so it's important to review the datasheets for compatibility with your application.
Features
1. High Common-Mode Rejection Ratio (CMRR): It offers excellent common-mode noise rejection, making it ideal for applications where the signal of interest is superimposed on high common-mode voltages.
2. Wide Input Range: The device supports a wide input common-mode voltage range, enhancing flexibility in interfacing with different signal levels.
3. Precision and Stability: The amplifier provides high precision with low offset voltage and minimal drift over temperature, ensuring reliable performance in critical applications.
4. Low Power Consumption: Designed for efficient operation, it consumes minimal power, which is beneficial for battery-powered devices.
5. Wide Supply Voltage Range: It operates over a broad supply voltage range, making it suitable for various power supply configurations.
6. Compact Package: The UA suffix indicates an SOIC-8 package, providing a compact form factor for space-constrained applications.
These features make the INA146UA suitable for industrial, automotive, and instrumentation applications where accurate differential measurements are required.
Pinout
The pin configuration is as follows:
1. V+ (Pin 1): Positive supply voltage.
2. IN+ (Pin 2): Non-inverting input.
3. IN- (Pin 3): Inverting input.
4. GND (Pin 4): Ground connection.
5. Ref (Pin 5): Reference voltage input, allowing the output to be offset.
6. OUT (Pin 6): Output voltage, which is the amplified difference of the input voltages.
7. V- (Pin 7): Negative supply voltage.
8. NC (Pin 8): No internal connection, typically left unconnected.
The device offers high accuracy and stability, suitable for use in challenging environments and applications requiring precise voltage measurements.
Manufacturer
Application
1. Instrumentation Systems: For precise measurement of differential voltages, particularly in multi-channel data acquisition systems.
2. Industrial Process Controls: Monitoring and control of industrial processes where signal integrity is crucial.
3. Automotive Systems: Used in sensor interfacing for systems like engine control units and battery management.
4. Medical Equipment: In devices requiring stable and precise signal amplification, such as ECG and EEG machines.
5. Power Management Systems: For current sensing and feedback control in power supplies and energy management systems.
Its high common-mode rejection and low offset voltage make it ideal for these applications.