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INA148UA
+BOM-
Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #INA148UA
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Có sẵn1495
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Bulk,Tube |
| ProductStatus | Active |
| AmplifierType | Differential |
| NumberofCircuits | 1 |
| SlewRate | 1V/µs |
| -3dbBandwidth | 100 kHz |
| Voltage-InputOffset | 1 mV |
| Current-Supply | 260µA |
| Current-Output/Channel | 13 mA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features of the INA148UA include a wide common-mode voltage range, high common-mode rejection ratio (CMRR), and low offset voltage. The amplifier supports a single supply voltage and provides a fixed gain, simplifying the design of analog circuits. It is capable of operating over a broad temperature range, making it suitable for industrial environments.
The INA148UA is housed in a standard SOIC-8 package, offering a compact solution for space-constrained applications. Its robust performance and precision make it ideal for use in data acquisition systems, transducer interfaces, and other applications requiring reliable differential signal amplification.
Equivalent
1. AD629 from Analog Devices - Offers similar high common-mode voltage capabilities.
2. MAX4198 from Maxim Integrated - Another high common-mode voltage difference amplifier.
3. LT1990 from Linear Technology (now part of Analog Devices) - Provides comparable functionality.
These alternatives should be checked for specific requirements such as voltage range, bandwidth, and supply voltage to ensure suitability.
Features
1. Wide Common-Mode Range: It can manage common-mode voltages up to ±200V, making it suitable for high-voltage applications.
2. Supply Voltage: The amplifier operates with a supply voltage range from ±2.25V to ±18V, providing flexibility for various power supply configurations.
3. Low Offset Voltage: It offers a low offset voltage, enhancing precision in measurement applications.
4. Gain: The INA148UA provides a fixed gain, typically around 1V/V, simplifying design considerations when differential voltage amplification is needed.
5. High CMRR: It features a high common-mode rejection ratio (CMRR), ensuring that common-mode signals do not affect the output.
6. Temperature Range: The device operates over a wide temperature range, typically from -40°C to +85°C, supporting use in harsh environments.
These features make the INA148UA a versatile component for precision measurement and signal conditioning in industrial and instrumentation applications.
Pinout
1. Pin 1 (V-): Negative power supply voltage.
2. Pin 2 (IN-): Inverting input.
3. Pin 3 (REF): Reference voltage input. This pin is used to set the output voltage level.
4. Pin 4 (IN+): Non-inverting input.
5. Pin 5 (VS-): Negative rail of the power supply.
6. Pin 6 (OUT): Output voltage. It provides the amplified difference between the IN+ and IN- pins.
7. Pin 7 (NC): No connection.
8. Pin 8 (V+): Positive power supply voltage.
The INA148UA is commonly used in applications requiring voltage level shifting, differential signal conditioning, and signal isolation across a wide range of voltages. It offers high common-mode voltage range, making it suitable for industrial and instrumentation applications.
Manufacturer
Application
1. Industrial Instrumentation: For measuring differential signals in harsh environments.
2. Data Acquisition Systems: Ensures accurate signal representation in data collection.
3. Sensor Signal Conditioning: Conditions signals from various sensors for further processing.
4. Motor Control: Monitors and controls motor currents and feedback loops.
5. Power Supply Monitoring: Tracks and regulates power supply voltages.
6. Telecommunications: Used in signal processing for communication devices.
Its high common-mode voltage range and accuracy make it suitable for these applications.