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INA128UA/2K5
+BOM-
제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #INA128UA/2K5
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재고2315
365 1일 품질 보증
7*24 영업 시간 서비스 보증
90-판매 후 1일 보증
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사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| SlewRate | 4V/µs |
| -3dbBandwidth | 1.3 MHz |
| Current-InputBias | 2 nA |
| Voltage-InputOffset | 25 µV |
| Current-Supply | 700µA |
| Current-Output/Channel | 15 mA |
| Voltage-SupplySpan(Min) | 4.5 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
Key specifications include a gain bandwidth product of 1.3 MHz, a low quiescent current of 700 µA, and the ability to set gain externally using a single resistor. The INA128UA/2K5 is housed in an SOIC-8 package, which is compact and suitable for space-constrained designs.
This amplifier is ideal for sensor signal conditioning, medical instrumentation, and other applications requiring precise low-level signal amplification. Its high performance and ease of use make it a popular choice among engineers needing reliable and accurate signal amplification in demanding environments.
Equivalent
1. AD620 from Analog Devices
2. MAX4194/4195 from Maxim Integrated
3. LT1167 from Analog Devices (formerly Linear Technology)
4. MCP6N16 from Microchip Technology
These alternatives offer similar functionality for precise amplification of differential signals, though specific characteristics such as gain, bandwidth, and power supply voltage should be verified to ensure suitability for your application.
Features
1. High Common-Mode Rejection Ratio (CMRR): Offers excellent CMRR, typically 100 dB, which helps in minimizing interference from common-mode signals.
2. Low Offset Voltage: It has a low input offset voltage, enhancing accuracy in signal measurements.
3. Low Drift: Provides stable performance with low offset voltage drift over temperature changes.
4. Gain Flexibility: Gain can be easily set from 1 to 10,000 using a single external resistor, allowing for versatile application use.
5. Precision: High precision with low noise and distortion, making it suitable for sensitive applications.
6. Voltage Supply: Operates with a wide supply voltage range, typically from ±2.25 V to ±18 V.
7. Package: Available in an SOIC-8 package, offering a compact solution for circuit design.
These features make the INA128UA/2K5 ideal for medical instrumentation, data acquisition, and industrial process controls where precision and reliability are crucial.
Pinout
1. Pin 1 (Ref): Reference voltage input.
2. Pin 2 (V-): Negative power supply.
3. Pin 3 (RG): Gain setting resistor pin. The gain is set by connecting a resistor between pins 1 and 8.
4. Pin 4 (Vin-): Inverting input.
5. Pin 5 (Vin+): Non-inverting input.
6. Pin 6 (Vout): Output voltage.
7. Pin 7 (RG): Gain setting resistor pin, connected to Pin 3 for setting gain.
8. Pin 8 (V+): Positive power supply.
The INA128 is known for its high accuracy, low noise, and wide supply voltage range, making it suitable for a variety of precision data acquisition applications. The gain can be adjusted using external resistors between Pins 1 and 8.
Manufacturer
Application
1. Biomedical Instrumentation: Used in ECG, EEG, and other medical monitoring devices for amplifying low-level bio-signals.
2. Industrial Automation: Utilized in sensors for pressure, temperature, and strain gauge measurements.
3. Data Acquisition Systems: Enhances signal integrity in systems requiring high precision.
4. Weighing Scales: Amplifies signals from load cells and strain gauges.
5. Test and Measurement Equipment: Ensures precise signal processing in oscilloscopes and multimeters.
Its low power consumption and high CMRR make it suitable for portable and battery-powered devices.