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規格
| 屬性 | 價值 |
| Package | Tube |
| ProductStatus | Active |
| AmplifierType | Instrumentation |
| NumberofCircuits | 1 |
| SlewRate | 0.9V/µs |
| -3dbBandwidth | 800 kHz |
| Current-InputBias | 1 nA |
| Voltage-InputOffset | 10 µV |
| Current-Supply | 350µA |
| Current-Output/Channel | 12 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) |
概述
Description
The INA118UB is a precision instrumentation amplifier from Texas Instruments, designed for accurate, low-level signal amplification in various applications. It features a high common-mode rejection ratio (CMRR) and low offset voltage, making it suitable for use in environments with significant electrical noise. The device operates over a wide range of supply voltages, typically from ±2.25V to ±18V, and offers low power consumption.
With a gain range settable from 1 to 10,000 through an external resistor, the INA118UB provides flexibility for diverse applications. It is ideal for use in sensor signal conditioning, bridge amplifiers, and data acquisition systems. The device is housed in an 8-pin SOIC package, promoting compact designs. Its low noise and drift characteristics ensure stable and accurate performance over time and varying temperatures. Additionally, the INA118UB is widely appreciated for its robust design and reliability in precision measurement applications.
With a gain range settable from 1 to 10,000 through an external resistor, the INA118UB provides flexibility for diverse applications. It is ideal for use in sensor signal conditioning, bridge amplifiers, and data acquisition systems. The device is housed in an 8-pin SOIC package, promoting compact designs. Its low noise and drift characteristics ensure stable and accurate performance over time and varying temperatures. Additionally, the INA118UB is widely appreciated for its robust design and reliability in precision measurement applications.
Equivalent
The INA118UB is a precision instrumentation amplifier. Equivalent products include the AD620 from Analog Devices, MAX4198 from Maxim Integrated, and LT1167 from Analog Devices (formerly Linear Technology). These alternatives offer similar performance in terms of low offset voltage, low bias current, and gain accuracy, making them suitable for similar applications requiring precision amplification. Always check the specific datasheets to ensure full compatibility with your requirements.
Features
The INA118UB is a precision instrumentation amplifier designed for accurate and low-noise signal amplification. Key features include:
1. High Common-Mode Rejection Ratio (CMRR): Provides excellent rejection of unwanted common-mode signals, enhancing accuracy.
2. Low Input Offset Voltage: Minimizes error in low-level signal amplification.
3. Low Noise: Ensures clean signal amplification with minimal interference.
4. Wide Power Supply Range: Operates effectively over a range of voltages, providing flexibility in application.
5. Adjustable Gain: Allows gain settings from 1 to 10,000, suitable for various applications.
6. Low Quiescent Current: Efficient power usage, suitable for battery-powered devices.
7. Temperature Stability: Maintains performance across a wide temperature range.
8. Small Package Size: Available in space-saving packages suitable for compact designs.
These features make the INA118UB suitable for a variety of precision measurement applications, including medical instrumentation, industrial process control, and data acquisition systems.
1. High Common-Mode Rejection Ratio (CMRR): Provides excellent rejection of unwanted common-mode signals, enhancing accuracy.
2. Low Input Offset Voltage: Minimizes error in low-level signal amplification.
3. Low Noise: Ensures clean signal amplification with minimal interference.
4. Wide Power Supply Range: Operates effectively over a range of voltages, providing flexibility in application.
5. Adjustable Gain: Allows gain settings from 1 to 10,000, suitable for various applications.
6. Low Quiescent Current: Efficient power usage, suitable for battery-powered devices.
7. Temperature Stability: Maintains performance across a wide temperature range.
8. Small Package Size: Available in space-saving packages suitable for compact designs.
These features make the INA118UB suitable for a variety of precision measurement applications, including medical instrumentation, industrial process control, and data acquisition systems.
Pinout
The INA118UB is a precision instrumentation amplifier designed for accurate and low-noise signal conditioning. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a concise breakdown of its pin functions:
1. Pin 1 (RG): Gain setting resistor terminal. The gain is determined by the resistor connected between pins 1 and 8.
2. Pin 2 (V-): Negative power supply voltage.
3. Pin 3 (Vin-): Inverting input.
4. Pin 4 (Ref): Reference voltage input. This pin is used to shift the output voltage.
5. Pin 5 (Vout): Output voltage.
6. Pin 6 (Vin+): Non-inverting input.
7. Pin 7 (V+): Positive power supply voltage.
8. Pin 8 (RG): Gain setting resistor terminal. Works in conjunction with pin 1 for setting gain.
The INA118UB is widely used in applications requiring precise signal amplification with high common-mode rejection and low offset voltage.
1. Pin 1 (RG): Gain setting resistor terminal. The gain is determined by the resistor connected between pins 1 and 8.
2. Pin 2 (V-): Negative power supply voltage.
3. Pin 3 (Vin-): Inverting input.
4. Pin 4 (Ref): Reference voltage input. This pin is used to shift the output voltage.
5. Pin 5 (Vout): Output voltage.
6. Pin 6 (Vin+): Non-inverting input.
7. Pin 7 (V+): Positive power supply voltage.
8. Pin 8 (RG): Gain setting resistor terminal. Works in conjunction with pin 1 for setting gain.
The INA118UB is widely used in applications requiring precise signal amplification with high common-mode rejection and low offset voltage.
Manufacturer
The INA118UB is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company based in Dallas, Texas. TI is known for developing analog and embedded processing products, which are essential components in electronics and technology devices. The company designs and produces a wide range of semiconductors and integrated circuits, including amplifiers, data converters, and sensors, among others. The INA118UB itself is a precision, low-power instrumentation amplifier commonly used in medical, industrial, and consumer electronics applications.
Application
The INA118UB is a precision instrumentation amplifier commonly used in applications requiring accurate, low-noise signal amplification. Its key application areas include:
1. Medical Instrumentation: For amplifying low-level biological signals like ECG, EEG, and EMG.
2. Industrial Process Control: In sensor signal conditioning for pressure, temperature, and flow sensors.
3. Weighing Systems: In load cell and strain gauge signal amplification.
4. Data Acquisition: For precise data collection from various sensors.
5. Automotive: In engine control and monitoring systems.
6. Test and Measurement Equipment: For enhancing the accuracy of measurement instruments.
Its high input impedance and low offset voltage make it ideal for applications requiring high precision and stability.
1. Medical Instrumentation: For amplifying low-level biological signals like ECG, EEG, and EMG.
2. Industrial Process Control: In sensor signal conditioning for pressure, temperature, and flow sensors.
3. Weighing Systems: In load cell and strain gauge signal amplification.
4. Data Acquisition: For precise data collection from various sensors.
5. Automotive: In engine control and monitoring systems.
6. Test and Measurement Equipment: For enhancing the accuracy of measurement instruments.
Its high input impedance and low offset voltage make it ideal for applications requiring high precision and stability.
Package
The INA118UB is an instrumentation amplifier from Texas Instruments, and it comes in an SOIC-8 (Small Outline Integrated Circuit) package type. This package is compact and suitable for surface-mount technology applications.