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OPA2189IDGKR
+Nomenclature-
FabricantTexas Instruments
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Pièce fabricant #OPA2189IDGKR
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En stock5658
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Zero-Drift |
| ProductStatus | Active |
| AmplifierType | Zero-Drift |
| NumberofCircuits | 2 |
| OutputType | Rail-to-Rail |
| SlewRate | 20V/µs |
| GainBandwidthProduct | 14 MHz |
| Current-InputBias | 70 pA |
| Voltage-InputOffset | 1.5 µV |
| Current-Supply | 1.3mA |
| Current-Output/Channel | 65 mA |
| Voltage-SupplySpan(Min) | 4.5 V |
| Voltage-SupplySpan(Max) | 36 V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) |
Présentation
Description
The OPA2189IDGKR is a precision operational amplifier (op-amp) produced by Texas Instruments. It features ultra-low offset voltage and near-zero drift over time and temperature, making it ideal for precision applications. This op-amp is part of the OPAx189 series, known for high accuracy, low noise, and low power consumption.
Key specifications include a typical offset voltage of 5 µV, temperature drift of 0.02 µV/°C, and a low noise density of 5.7 nV/√Hz at 1 kHz. With its wide supply voltage range from ±2.25 V to ±18 V, it is versatile for various applications. The device also offers a low quiescent current of 1.1 mA per channel, making it suitable for battery-powered applications.
The OPA2189IDGKR is housed in a compact VSSOP-8 package, which is convenient for space-constrained designs. Its combination of precision, stability, and low power usage makes it ideal for instrumentation, medical devices, and data acquisition systems where accuracy is crucial.
Key specifications include a typical offset voltage of 5 µV, temperature drift of 0.02 µV/°C, and a low noise density of 5.7 nV/√Hz at 1 kHz. With its wide supply voltage range from ±2.25 V to ±18 V, it is versatile for various applications. The device also offers a low quiescent current of 1.1 mA per channel, making it suitable for battery-powered applications.
The OPA2189IDGKR is housed in a compact VSSOP-8 package, which is convenient for space-constrained designs. Its combination of precision, stability, and low power usage makes it ideal for instrumentation, medical devices, and data acquisition systems where accuracy is crucial.
Equivalent
The OPA2189IDGKR is a precision operational amplifier from Texas Instruments. Equivalent products from other manufacturers include the AD8676 from Analog Devices, the LT6018 from Analog Devices (formerly Linear Technology), and the MCP6V71 from Microchip Technology. These op-amps offer similar features like low-offset voltage, low noise, and high precision. Always verify specific parameters and application suitability before selecting an equivalent.
Features
The OPA2189IDGKR is a precision operational amplifier with several key features:
1. Low Offset Voltage: It offers ultra-low input offset voltage, enhancing precision in measurements and applications.
2. Low Noise: The amplifier provides low voltage noise, making it suitable for applications requiring high accuracy and stability.
3. High Precision: It delivers high precision performance, which is ideal for applications needing precise signal processing.
4. Low Drift: It exhibits low offset voltage drift over temperature, ensuring consistent performance across various environmental conditions.
5. Wide Supply Range: The OPA2189 supports a wide supply voltage range, making it versatile for different power supply configurations.
6. Rail-to-Rail Output: It has rail-to-rail output capabilities, allowing for maximum dynamic range in signal output.
7. Low Power Consumption: The device is designed for low power consumption, which is beneficial for battery-powered or energy-efficient systems.
8. Applications: It is suitable for precision instrumentation, medical equipment, data acquisition, and sensors where high accuracy is crucial.
These features make the OPA2189IDGKR a robust choice for demanding analog signal applications.
1. Low Offset Voltage: It offers ultra-low input offset voltage, enhancing precision in measurements and applications.
2. Low Noise: The amplifier provides low voltage noise, making it suitable for applications requiring high accuracy and stability.
3. High Precision: It delivers high precision performance, which is ideal for applications needing precise signal processing.
4. Low Drift: It exhibits low offset voltage drift over temperature, ensuring consistent performance across various environmental conditions.
5. Wide Supply Range: The OPA2189 supports a wide supply voltage range, making it versatile for different power supply configurations.
6. Rail-to-Rail Output: It has rail-to-rail output capabilities, allowing for maximum dynamic range in signal output.
7. Low Power Consumption: The device is designed for low power consumption, which is beneficial for battery-powered or energy-efficient systems.
8. Applications: It is suitable for precision instrumentation, medical equipment, data acquisition, and sensors where high accuracy is crucial.
These features make the OPA2189IDGKR a robust choice for demanding analog signal applications.
Pinout
The OPA2189IDGKR is a precision operational amplifier manufactured by Texas Instruments. It comes in an 8-pin VSSOP (DGK) package. The primary function of this device is to amplify voltage in various analog circuits while offering ultra-low noise, low offset voltage, and high precision. The pin configuration is as follows:
1. OUT1 - Output for Op Amp 1
2. -IN1 - Inverting Input for Op Amp 1
3. +IN1 - Non-Inverting Input for Op Amp 1
4. V- - Negative Supply Voltage
5. +IN2 - Non-Inverting Input for Op Amp 2
6. -IN2 - Inverting Input for Op Amp 2
7. OUT2 - Output for Op Amp 2
8. V+ - Positive Supply Voltage
The OPA2189 is often used in applications requiring high precision and stability, such as instrumentation, sensor amplification, and data acquisition systems.
1. OUT1 - Output for Op Amp 1
2. -IN1 - Inverting Input for Op Amp 1
3. +IN1 - Non-Inverting Input for Op Amp 1
4. V- - Negative Supply Voltage
5. +IN2 - Non-Inverting Input for Op Amp 2
6. -IN2 - Inverting Input for Op Amp 2
7. OUT2 - Output for Op Amp 2
8. V+ - Positive Supply Voltage
The OPA2189 is often used in applications requiring high precision and stability, such as instrumentation, sensor amplification, and data acquisition systems.
Manufacturer
The OPA2189IDGKR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits, processors, and analog technologies. The company is well-known for its innovation in the electronics industry and serves various sectors, including automotive, industrial, personal electronics, communications, and enterprise systems. TI is recognized for its commitment to research and development, sustainability, and providing solutions that help customers efficiently manage power, process data, and improve system performance.
Application
The OPA2189IDGKR is a precision operational amplifier known for its low offset voltage and low noise, making it ideal for a variety of precision applications. Key application areas include:
1. Instrumentation: Used in precision data acquisition systems, such as analog-to-digital converters.
2. Medical Equipment: Suitable for sensitive medical instrumentation requiring high accuracy, like ECGs or blood pressure monitors.
3. Industrial: Used in sensor signal conditioning and process control systems.
4. Test and Measurement: Ideal for precision test equipment that demands low noise and high linearity.
5. Automotive: Suitable for ADAS and other safety-critical systems needing reliable signal processing.
These applications benefit from the OPA2189IDGKR's precision and stability.
1. Instrumentation: Used in precision data acquisition systems, such as analog-to-digital converters.
2. Medical Equipment: Suitable for sensitive medical instrumentation requiring high accuracy, like ECGs or blood pressure monitors.
3. Industrial: Used in sensor signal conditioning and process control systems.
4. Test and Measurement: Ideal for precision test equipment that demands low noise and high linearity.
5. Automotive: Suitable for ADAS and other safety-critical systems needing reliable signal processing.
These applications benefit from the OPA2189IDGKR's precision and stability.
Package
The OPA2189IDGKR is an operational amplifier from Texas Instruments. It is packaged in an 8-pin VSSOP (DGK) format, which is a very thin small outline package. This type of packaging is suitable for space-constrained applications.
