仕様
| 属性 | 値 |
| Package / Case | Tube |
| Part Status | Active |
| Amplifier Type | Programmable Gain |
| Number of Circuits | 1 |
| Output Type | Differential |
| Slew Rate | 2V/µs |
| Gain Bandwidth Product | 6 MHz |
| Current - Input Bias | 800 pA |
| Voltage - Input Offset | 50 µV |
| Supply Current | 2.4mA |
| Current - Output / Channel | 15 mA |
| Voltage - Supply Span(Min) | 10 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 105°C |
| Mounting Type | Surface Mount |
概要
Description
The PGA280AIPW is a precision programmable gain amplifier (PGA) designed by Texas Instruments. It is used to amplify low-level signals in applications requiring high accuracy and low noise, such as sensor signal conditioning and data acquisition systems. The device features a wide gain range with programmable gain settings, allowing for flexibility in handling different input signal amplitudes. It typically operates over a wide supply voltage range and offers excellent linearity and low distortion. The PGA280AIPW is known for its low input offset voltage and drift, high common-mode rejection ratio (CMRR), and high power supply rejection ratio (PSRR), which make it suitable for precision applications. The device is available in a compact package and includes features like input protection and wide bandwidth, enhancing its utility in various precision measurement and instrumentation tasks.
Equivalent
The PGA280AIPW is a programmable gain amplifier produced by Texas Instruments. Equivalent products with similar functionality might include the AD8253 from Analog Devices, the MAX9939 from Maxim Integrated, and the LTC6915 from Analog Devices (formerly Linear Technology). When considering equivalents, it's important to compare specific features like gain, bandwidth, input noise, and package type to ensure compatibility with your application. Always consult the datasheets for detailed specifications and performance comparisons.
Features
The PGA280AIPW is a precision programmable gain amplifier (PGA) designed by Texas Instruments. Key features include:
1. Precision and Low Noise: Offers low offset voltage and low noise, making it suitable for precision measurement applications.
2. Programmable Gain: Provides multiple gain settings, allowing flexibility in amplification and enabling the handling of a wide range of input signal amplitudes.
3. Wide Supply Range: Operates over a wide supply voltage range, enhancing versatility in various circuit designs.
4. High Input Impedance: Ensures minimal loading on the preceding stage, preserving signal integrity.
5. Low Distortion: Delivers excellent linearity with low total harmonic distortion, crucial for high-fidelity signal processing.
6. Temperature Stability: Maintains performance across a range of temperatures, suitable for industrial and environmental applications.
7. Integrated Diagnostics: Features built-in fault detection and reporting capabilities, aiding in system reliability and maintenance.
These features make the PGA280AIPW ideal for applications requiring high precision, adaptability, and reliability, such as data acquisition systems and instrumentation.
1. Precision and Low Noise: Offers low offset voltage and low noise, making it suitable for precision measurement applications.
2. Programmable Gain: Provides multiple gain settings, allowing flexibility in amplification and enabling the handling of a wide range of input signal amplitudes.
3. Wide Supply Range: Operates over a wide supply voltage range, enhancing versatility in various circuit designs.
4. High Input Impedance: Ensures minimal loading on the preceding stage, preserving signal integrity.
5. Low Distortion: Delivers excellent linearity with low total harmonic distortion, crucial for high-fidelity signal processing.
6. Temperature Stability: Maintains performance across a range of temperatures, suitable for industrial and environmental applications.
7. Integrated Diagnostics: Features built-in fault detection and reporting capabilities, aiding in system reliability and maintenance.
These features make the PGA280AIPW ideal for applications requiring high precision, adaptability, and reliability, such as data acquisition systems and instrumentation.
Pinout
The PGA280AIPW is a precision programmable gain amplifier (PGA) from Texas Instruments. It comes in a TSSOP (Thin Shrink Small Outline Package) with 24 pins. This device is designed for high-accuracy sensor signal conditioning, particularly in data acquisition systems.
The primary function of the PGA280 is to provide differential input, differential output, and programmable gain settings to amplify small signals in the presence of noise. It features low noise, low offset voltage, and excellent linearity, making it suitable for precision measurements. The PGA280 allows for a wide range of gain settings, typically from 1 to 128, which can be digitally controlled to optimize performance for various input signal levels.
Operating on dual supplies, the PGA280 supports input common-mode voltages that can be above or below the supply rails, enhancing its flexibility in different applications. It also includes over-voltage protection and a calibration feature to improve measurement accuracy.
The primary function of the PGA280 is to provide differential input, differential output, and programmable gain settings to amplify small signals in the presence of noise. It features low noise, low offset voltage, and excellent linearity, making it suitable for precision measurements. The PGA280 allows for a wide range of gain settings, typically from 1 to 128, which can be digitally controlled to optimize performance for various input signal levels.
Operating on dual supplies, the PGA280 supports input common-mode voltages that can be above or below the supply rails, enhancing its flexibility in different applications. It also includes over-voltage protection and a calibration feature to improve measurement accuracy.
Manufacturer
The PGA280AIPW is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a range of integrated circuits and other electronic components. It is well-known for its work in the areas of analog electronics and embedded processing. TI serves various sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems.
Application
The PGA280AIPW is a programmable gain amplifier commonly used in precision instrumentation applications. It is suitable for data acquisition systems, industrial process control, and sensor signal conditioning. Its high precision and low noise make it ideal for use in medical devices, laboratory equipment, and automotive sensor interfaces. Additionally, it is utilized in weigh scales, bridge amplifiers, and portable measurement instruments due to its capability to handle differential input signals and provide accurate amplification across a wide range of gains. Its versatility and reliability in processing low-level signals are key features that support its use in these application areas.
Package
The PGA280AIPW is a precision programmable gain amplifier from Texas Instruments. It comes in a TSSOP-20 (Thin Shrink Small Outline Package) which is a compact, surface-mount package featuring 20 pins. This type of package is designed for space-constrained applications, providing an efficient solution for precise amplification needs.
