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INA141U
+BOM-
Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #INA141U
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Bảng dữ liệu INA141U DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| SlewRate | 4V/µs |
| -3dbBandwidth | 1 MHz |
| Current-InputBias | 2 nA |
| Voltage-InputOffset | 20 µV |
| Current-Supply | 750µA |
| 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) |
Tổng quan
Description
Key characteristics of the INA141U include low offset voltage, which ensures minimal error in signal amplification, and low input bias current, making it suitable for high-impedance sources. It also boasts a high common-mode rejection ratio (CMRR), which enhances its ability to reject noise and interference from common-mode voltages, thus preserving signal integrity.
The INA141U is housed in a compact package, making it convenient for space-constrained applications. Its robust performance and reliability make it suitable for use in medical devices, industrial controls, and other precision measurement systems.
Equivalent
Features
1. High Accuracy: It offers precise amplification of low-level signals, with low offset voltage and drift.
2. Wide Supply Range: Operates on a single or dual supply, ranging from ±2.25V to ±18V, making it versatile for different systems.
3. Gain Flexibility: Gain is set with a single external resistor, allowing customization for specific applications.
4. Low Power Consumption: Efficient operation, suitable for battery-powered devices.
5. Low Noise: Provides low noise performance, essential for high-fidelity signal processing.
6. Temperature Range: Functions effectively over an extended temperature range, typically from -40°C to +85°C.
7. Robust Design: Features high Common-Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR), enhancing reliability in noisy environments.
8. Package: Available in a compact SOIC-8 package for space-constrained applications.
These features make the INA141U suitable for medical instrumentation, industrial process controls, and other precision measurement systems.
Pinout
The pin configuration for the INA141U in the SOIC package is as follows:
1. V+: Positive power supply voltage.
2. -IN: Inverting input.
3. +IN: Non-inverting input.
4. Ref: Reference voltage input, typically connected to ground.
5. RG: Gain setting resistor pin.
6. RG: Gain setting resistor pin (connected to external gain resistor).
7. Output: Output voltage pin.
8. V-: Negative power supply voltage.
By selecting appropriate resistor values for the gain-setting pins (RG), users can configure the gain of the INA141U to match the requirements of their specific application.
Manufacturer
Application
1. Medical Instrumentation: Amplifies biopotential signals like ECGs and EEGs.
2. Industrial Process Control: Monitors and controls sensors and transducers.
3. Data Acquisition Systems: Enhances the quality of analog signal processing.
4. Weigh Scales: Processes signals from load cells in digital weigh scales.
5. Strain Gauges: Used in measuring stress and strain with high accuracy.
6. Test and Measurement Equipment: Increases precision in lab instruments.
Its high input impedance, low noise, and excellent linearity make it suitable for applications requiring precise signal conditioning.