Abbildungen dienen nur als Referenz
INA188IDR
+Stückliste-
HerstellerTexas Instruments
-
Herstellerteil #INA188IDR
-
Auf Lager2560
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| AmplifierType | Zero-Drift |
| NumberofCircuits | 1 |
| OutputType | Rail-to-Rail |
| SlewRate | 0.9V/µs |
| -3dbBandwidth | 600 kHz |
| Current-InputBias | 850 pA |
| Voltage-InputOffset | 25 µV |
| Current-Supply | 1.4mA |
| Voltage-SupplySpan(Min) | 4 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
The INA188IDR offers a fixed gain of 1V/V to 1000V/V, allowing users to select the gain that best suits their application needs. Its rail-to-rail output ensures that the amplifier can make full use of the input signal range, optimizing performance. It is also characterized by a low power consumption, making it suitable for battery-powered devices. Common applications include sensor signal conditioning, medical instrumentation, and data acquisition systems. The device is available in an 8-pin SOIC package, facilitating easy integration into circuit designs.
Equivalent
Features
1. Low Offset Voltage: It offers an ultra-low offset voltage of ±25 µV, ensuring precise and accurate signal amplification.
2. Low Offset Drift: The device has a low offset voltage drift of ±0.1 µV/°C over temperature, enhancing performance stability across varying conditions.
3. Low Noise: With a low noise performance of 8 nV/√Hz, it is well-suited for low-level signal applications.
4. Wide Supply Range: It operates over a wide supply voltage range from 4.5 V to 36 V, providing flexibility for different applications.
5. High Common-Mode Rejection Ratio (CMRR): The amplifier provides a high CMRR of 120 dB, which helps in minimizing errors from common-mode signals.
6. Gain Options: It offers programmable gain options via an external resistor, allowing for tailored amplification needs.
7. Rail-to-Rail Output: The device supports rail-to-rail output, maximizing dynamic range.
These features make the INA188IDR suitable for precision data acquisition systems, medical instrumentation, and other applications requiring high accuracy and low noise.
Pinout
1. V+ (Pin 8): Positive power supply.
2. V- (Pin 4): Negative power supply or ground.
3. IN+ (Pin 3): Non-inverting input terminal.
4. IN- (Pin 2): Inverting input terminal.
5. REF (Pin 5): Reference voltage input, used to set the output zero voltage level.
6. RG (Pin 1 and Pin 8): Gain-setting resistor pins; connect an external resistor between these pins to set the gain of the amplifier.
7. OUT (Pin 6): Output voltage terminal; outputs the amplified signal.
8. NC (Pin 7): No connection; not connected internally.
The INA188IDR is designed for precision applications, offering low offset voltage, low noise, and a wide input voltage range. It is suitable for applications requiring accurate and stable amplification of differential signals.
Manufacturer
Application
1. Medical Instrumentation: For precise signal amplification in devices like ECG and EEG machines.
2. Industrial Measurement: Used in pressure, temperature, and flow sensors for accurate data acquisition.
3. Automotive Systems: For monitoring and control systems, such as emission control and battery management.
4. Weigh Scales: Enhances precision in weight measurement instruments.
5. Data Acquisition Systems: Offers accurate signal conditioning before analog-to-digital conversion.
6. Test and Measurement Equipment: Used in oscilloscopes and multimeters for accurate signal analysis.
These applications benefit from its low offset voltage, low noise, and high common-mode rejection ratio.