画像は参考用です
INA114AP
+BOM-
メーカーSTマイクロエレクトロニクス
-
メーカー品番 #INA114AP
-
在庫状況6297
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Bulk,Tube |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| SlewRate | 0.6V/µs |
| -3dbBandwidth | 1 MHz |
| Current-InputBias | 500 pA |
| Voltage-InputOffset | 25 µV |
| Current-Supply | 2.2mA |
| Current-Output/Channel | 20 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Through Hole |
| Package/Case | 8-DIP (0.300, 7.62mm) |
概要
Description
Key features of the INA114AP include:
- High CMRR: This ensures that signals common to both input leads are effectively rejected, minimizing noise and interference.
- Low Offset Voltage: Contributes to the accuracy of the amplifier by minimizing errors in signal amplification.
- Adjustable Gain: The gain of the amplifier can be easily set with an external resistor, providing flexibility for various applications.
- Low Noise: Ensures that the amplifier contributes minimal noise to the signal, preserving signal integrity.
- Wide Supply Voltage Range: Compatible with various power supply configurations, enhancing design versatility.
The INA114AP is used in applications such as medical instrumentation, sensor signal conditioning, and industrial process controls, where precision and reliability are crucial.
Equivalent
1. AD620 from Analog Devices
2. LT1167 from Analog Devices
3. MAX4465 from Maxim Integrated
4. MCP6N11 from Microchip Technology
These alternatives offer similar functionality, but it's important to compare their specifications, such as gain bandwidth, noise, and supply voltage range, to ensure compatibility with your application.
Features
1. High Accuracy: The device offers low offset voltage (50 µV max) and low input bias current (±5 nA), ensuring precise measurements.
2. Low Noise: With a noise specification of 8 nV/√Hz, the INA114AP is suitable for applications requiring low-noise performance.
3. Wide Supply Range: It operates on dual power supplies of ±2.25V to ±18V, providing flexibility in various designs.
4. High Common-Mode Rejection Ratio (CMRR): The amplifier provides excellent CMRR, typically around 115 dB, which helps in minimizing interference from common-mode signals.
5. Adjustable Gain: The gain can be set from 1 to 10,000 using a single external resistor, allowing for easy customization.
6. Versatile Applications: It is suitable for medical instrumentation, industrial process controls, and other precision measurement applications.
Overall, the INA114AP offers robust performance for precision amplification tasks, with excellent noise and offset characteristics.
Pinout
1. Pin 1 (RG): Gain setting resistor pin. Connect an external resistor between pins 1 and 8 to set the gain.
2. Pin 2 (Vin-): Inverting input.
3. Pin 3 (Vin+): Non-inverting input.
4. Pin 4 (V- or VEE): Negative power supply.
5. Pin 5 (Ref): Reference voltage input. Connect to ground or a reference voltage for differential output.
6. Pin 6 (Vout): Output voltage.
7. Pin 7 (V+ or VCC): Positive power supply.
8. Pin 8 (RG): Gain setting resistor pin. Works with pin 1 to set gain.
The INA114AP offers low offset voltage, low bias current, and high common-mode rejection ratio (CMRR), making it ideal for precision applications in measurement and sensor signal conditioning.
Manufacturer
Application
1. Medical Instrumentation: Used in ECG, EEG, and other biosignal monitoring equipment for its ability to amplify small biological signals.
2. Industrial Process Control: Employed in sensors and transducers to amplify signals in environments with significant electrical noise.
3. Data Acquisition Systems: Utilized for precision signal conditioning of sensor outputs before analog-to-digital conversion.
4. Weighing Scales: Amplifies load cell outputs in scale applications.
5. Strain Gauge Measurements: Enhances the signal from strain gauges used in structural testing and stress analysis.
These applications benefit from the INA114AP’s high input impedance, low noise, and high common-mode rejection ratio.