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OPA2387DGKR
+BOM-
제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #OPA2387DGKR
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재고3195
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사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | General Purpose |
| Number of Circuits | 2 |
| Output Type | Rail-to-Rail |
| Slew Rate | 2.8V/µs |
| Gain Bandwidth Product | 5.7 MHz |
| Current - Input Bias | 30 pA |
| Voltage - Input Offset | 0.25 µV |
| Supply Current | 570µA (x2 Channels) |
| Current - Output / Channel | 55 mA |
| Voltage - Supply Span(Min) | 1.7 V |
| Voltage - Supply Span(Max) | 5.5 V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The OPA2387DGKR is a precision operational amplifier from Texas Instruments. It is part of the OPA2387 series, known for its ultra-low offset voltage and low offset drift, making it suitable for high-precision applications. The amplifier operates on a wide supply voltage range from 4.5V to 36V, providing flexibility for various use cases. With a high open-loop gain and a low noise level, it ensures accurate signal amplification in demanding environments.
The device is offered in a compact VSSOP-8 package, which is ideal for space-constrained applications. It features rail-to-rail input and output, enhancing performance in low-voltage conditions and maximizing the dynamic range. The OPA2387DGKR is commonly used in medical instrumentation, sensor signal conditioning, precision data acquisition, and other applications requiring precise and stable amplification.
Its robust design allows for operation across a wide temperature range, making it reliable in both industrial and commercial settings. The OPA2387DGKR's combination of precision, low power consumption, and small footprint makes it a versatile choice for designers seeking high-performance operational amplifiers.
The device is offered in a compact VSSOP-8 package, which is ideal for space-constrained applications. It features rail-to-rail input and output, enhancing performance in low-voltage conditions and maximizing the dynamic range. The OPA2387DGKR is commonly used in medical instrumentation, sensor signal conditioning, precision data acquisition, and other applications requiring precise and stable amplification.
Its robust design allows for operation across a wide temperature range, making it reliable in both industrial and commercial settings. The OPA2387DGKR's combination of precision, low power consumption, and small footprint makes it a versatile choice for designers seeking high-performance operational amplifiers.
Equivalent
The OPA2387DGKR is a precision operational amplifier by Texas Instruments. Equivalent products from other manufacturers that may offer similar features include:
1. AD8676 by Analog Devices
2. LT6015 by Analog Devices (formerly Linear Technology)
3. MCP6V77 by Microchip Technology
Always compare specific parameters like offset voltage, bandwidth, and supply voltage to ensure compatibility with your application.
1. AD8676 by Analog Devices
2. LT6015 by Analog Devices (formerly Linear Technology)
3. MCP6V77 by Microchip Technology
Always compare specific parameters like offset voltage, bandwidth, and supply voltage to ensure compatibility with your application.
Features
The OPA2387DGKR is a precision operational amplifier known for its low offset voltage and low drift, making it ideal for high-accuracy applications. Key features include:
1. Low Offset Voltage: Offers a typical offset voltage of just 2 µV, enhancing precision.
2. Low Drift: Provides exceptional long-term stability with a low offset voltage drift of 0.02 µV/°C.
3. Low Noise: Features a low voltage noise density of 5.7 nV/√Hz, which is beneficial for low-noise signal amplification.
4. High CMRR and PSRR: Ensures excellent performance with a common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) both greater than 140 dB.
5. Rail-to-Rail Output: Offers rail-to-rail output swing, maximizing dynamic range.
6. Wide Supply Range: Operates on a wide supply voltage range from 2.5 V to 36 V, providing flexibility in various applications.
7. Low Input Bias Current: Has a low input bias current of 700 pA, which is crucial for maintaining accuracy in high-impedance applications.
8. Package: Available in a compact VSSOP-8 package, suitable for space-constrained designs.
These features make the OPA2387DGKR suitable for precision instrumentation, medical equipment, and other applications requiring high accuracy and stability.
1. Low Offset Voltage: Offers a typical offset voltage of just 2 µV, enhancing precision.
2. Low Drift: Provides exceptional long-term stability with a low offset voltage drift of 0.02 µV/°C.
3. Low Noise: Features a low voltage noise density of 5.7 nV/√Hz, which is beneficial for low-noise signal amplification.
4. High CMRR and PSRR: Ensures excellent performance with a common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) both greater than 140 dB.
5. Rail-to-Rail Output: Offers rail-to-rail output swing, maximizing dynamic range.
6. Wide Supply Range: Operates on a wide supply voltage range from 2.5 V to 36 V, providing flexibility in various applications.
7. Low Input Bias Current: Has a low input bias current of 700 pA, which is crucial for maintaining accuracy in high-impedance applications.
8. Package: Available in a compact VSSOP-8 package, suitable for space-constrained designs.
These features make the OPA2387DGKR suitable for precision instrumentation, medical equipment, and other applications requiring high accuracy and stability.
Pinout
The OPA2387DGKR is a precision operational amplifier manufactured by Texas Instruments. It comes in an 8-pin VSSOP (DGK) package. The device features two op-amps in a single package. Here is a brief overview of its pin functions:
1. Pin 1 (OUTA): Output of op-amp A.
2. Pin 2 (INA-): Inverting input of op-amp A.
3. Pin 3 (INA+): Non-inverting input of op-amp A.
4. Pin 4 (V- or GND): Negative power supply or ground.
5. Pin 5 (INB+): Non-inverting input of op-amp B.
6. Pin 6 (INB-): Inverting input of op-amp B.
7. Pin 7 (OUTB): Output of op-amp B.
8. Pin 8 (V+): Positive power supply.
This op-amp is designed for precision applications and offers low offset voltage, low noise, and low bias current, making it suitable for various applications, including sensor signal conditioning and data acquisition systems.
1. Pin 1 (OUTA): Output of op-amp A.
2. Pin 2 (INA-): Inverting input of op-amp A.
3. Pin 3 (INA+): Non-inverting input of op-amp A.
4. Pin 4 (V- or GND): Negative power supply or ground.
5. Pin 5 (INB+): Non-inverting input of op-amp B.
6. Pin 6 (INB-): Inverting input of op-amp B.
7. Pin 7 (OUTB): Output of op-amp B.
8. Pin 8 (V+): Positive power supply.
This op-amp is designed for precision applications and offers low offset voltage, low noise, and low bias current, making it suitable for various applications, including sensor signal conditioning and data acquisition systems.
Manufacturer
The OPA2387DGKR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest semiconductor companies in the world and is well-known for designing and manufacturing a wide range of electronic components, including analog and embedded processing chips. TI’s products are used in various applications across the consumer electronics, automotive, industrial, and communications sectors. The company is recognized for its innovation in the semiconductor industry and has a long history dating back to its founding in 1930.
Application
The OPA2387DGKR is a precision operational amplifier known for its low offset voltage and low-noise performance. It is commonly used in a variety of applications including:
1. Instrumentation Amplifiers: For precise signal measurement and amplification.
2. Data Acquisition Systems: Ensuring accuracy and reliability in converting analog signals to digital.
3. Medical Instrumentation: In applications like ECG and other diagnostic equipment where precision is crucial.
4. Weigh Scales: Offering high accuracy in weight measurements.
5. Temperature Sensors: Enhancing precision in readings.
6. Test Equipment: Providing accurate signal processing and measurement.
7. Precision Filters: For shaping signal bandwidths with minimal error.
These applications benefit from the amplifier's high precision and stability.
1. Instrumentation Amplifiers: For precise signal measurement and amplification.
2. Data Acquisition Systems: Ensuring accuracy and reliability in converting analog signals to digital.
3. Medical Instrumentation: In applications like ECG and other diagnostic equipment where precision is crucial.
4. Weigh Scales: Offering high accuracy in weight measurements.
5. Temperature Sensors: Enhancing precision in readings.
6. Test Equipment: Providing accurate signal processing and measurement.
7. Precision Filters: For shaping signal bandwidths with minimal error.
These applications benefit from the amplifier's high precision and stability.
Package
The OPA2387DGKR is packaged in a VSSOP (Very Thin Shrink Small Outline Package) with 8 pins. It is a small, surface-mount component designed for electronic circuits, commonly used in applications requiring high precision and low noise.
