PGA281AIPWR

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PGA281AIPWR

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  • メーカー品番 #PGA281AIPWR

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仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
AmplifierType Programmable Gain
NumberofCircuits 1
OutputType Rail-to-Rail
SlewRate 1V/µs
GainBandwidthProduct 6 MHz
Current-InputBias 300 pA
Voltage-InputOffset 5 µV
Current-Supply 2.4mA
Voltage-SupplySpan(Min) 10 V
Voltage-SupplySpan(Max) 36 V
OperatingTemperature -55°C ~ 140°C
MountingType Surface Mount
Package/Case 16-TSSOP (0.173, 4.40mm Width)

概要

Description

The PGA281AIPWR is a precision programmable gain amplifier (PGA) designed by Texas Instruments. It is used primarily in applications requiring precise signal amplification with adjustable gain settings. The device features a wide supply voltage range and offers low noise and distortion, making it ideal for precision measurement systems. The PGA281AIPWR supports multiple gain configurations, typically controlled via digital input, allowing for flexible gain adjustment based on the application requirements.
Key features include low input bias current, low offset voltage, and high slew rate, ensuring accurate and fast response to signal changes. It is commonly used in data acquisition systems, sensor signal conditioning, and instrumentation applications where high accuracy and flexibility are essential.
The amplifier is available in a TSSOP package, making it suitable for compact designs. With its high precision and programmable features, the PGA281AIPWR is a versatile choice for engineers looking to implement a reliable gain stage in their analog signal processing circuitry.

Equivalent

The PGA281AIPWR is a programmable gain amplifier from Texas Instruments. Equivalent products include:
1. AD8250 by Analog Devices: A digital programmable gain instrumentation amplifier.
2. MAX9939 by Maxim Integrated: A low-power, precision programmable gain amplifier.
3. LTC6915 by Analog Devices (formerly Linear Technology): A digitally programmable gain amplifier.
These alternatives offer similar functionalities like variable gain, precision, and low noise, but differences in specifications may exist, so checking datasheets for compatibility is recommended.

Features

The PGA281AIPWR is a precision programmable gain amplifier (PGA) developed by Texas Instruments. Key features include:
1. Programmable Gain: It offers a gain range from 1 to 128, adjustable via a digital interface, enabling flexibility in various applications.
2. High Precision: With low offset voltage and low noise, it ensures high precision in signal amplification.
3. Wide Supply Range: Operates with a supply voltage range from ±2.25V to ±18V, suitable for diverse environments.
4. Low Input Bias Current: Reduces errors due to input bias current, enhancing accuracy in measurements.
5. Wide Bandwidth: Features a wide bandwidth, supporting fast signal amplification ideal for dynamic applications.
6. Excellent Linearity: Delivers high linearity performance, crucial for maintaining signal integrity.
7. Temperature Range: Operates over an extended temperature range from -40°C to 125°C, making it suitable for industrial applications.
8. Small Package: Available in a TSSOP-16 package, saving board space and facilitating compact design integration.
These features make the PGA281AIPWR ideal for instrumentation, data acquisition systems, and other applications requiring precise signal amplification.

Pinout

The PGA281AIPWR is a programmable gain amplifier (PGA) manufactured by Texas Instruments. It is typically used in applications requiring precision amplification with adjustable gain settings.
- Pin Count: The PGA281AIPWR comes in a 20-pin TSSOP (Thin Shrink Small Outline Package).
- Function: The PGA281 is designed for precise, low-noise signal amplification in a variety of applications. It features programmable gain settings, allowing users to select different gain levels to match specific input signal ranges. The device operates with dual power supplies and supports both unipolar and bipolar inputs. It offers excellent linearity, low offset voltage, and high common-mode rejection ratio (CMRR), making it suitable for accurate data acquisition systems. The PGA281 is often used in industrial, instrumentation, and medical applications where precision analog signal conditioning is required.
For specific pin functions and configurations, referring to the manufacturer's datasheet is recommended for detailed information on pin assignments and operational specifications.

Manufacturer

The PGA281AIPWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components. They are known for producing analog and embedded processing chips, which are used in a variety of electronic systems, including industrial equipment, personal electronics, automotive systems, and more. As a major player in the semiconductor industry, TI provides components that are integral to the functionality and performance of countless electronic devices.

Application

The PGA281AIPWR is a precision programmable gain amplifier commonly used in various applications due to its adjustable gain and high input impedance. Key application areas include:
1. Industrial Automation: For sensor signal conditioning and data acquisition systems.
2. Medical Equipment: In devices requiring precise signal amplification like ECG or EEG machines.
3. Test and Measurement: Used in precision measurement devices where accurate signal amplification is critical.
4. Weighing Scales: For amplifying signals from load cells.
5. Communication Systems: In RF and IF signal processing.
6. Instrumentation: Suitable for use in high-precision instrumentation amplifiers.
It is valued for its flexibility, precision, and low noise characteristics.

Package

The PGA281AIPWR is a precision programmable gain amplifier from Texas Instruments, and it comes in a TSSOP-20 (Thin Shrink Small Outline Package) with PowerPAD™ for enhanced thermal performance.

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