
Allicdata Part #: | INA129UG4-ND |
Manufacturer Part#: |
INA129UG4 |
Price: | $ 5.62 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC OPAMP INSTR 1.3MHZ 8SOIC |
More Detail: | Instrumentation Amplifier 1 Circuit 8-SOIC |
DataSheet: | ![]() |
Quantity: | 1000 |
75 +: | $ 5.11048 |
Voltage - Input Offset: | 10µV |
Base Part Number: | INA129 |
Supplier Device Package: | 8-SOIC |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 85°C |
Voltage - Supply, Single/Dual (±): | 4.5 V ~ 36 V, ±2.25 V ~ 18 V |
Current - Output / Channel: | 15mA |
Current - Supply: | 700µA |
Series: | -- |
Current - Input Bias: | 20nA |
-3db Bandwidth: | 1.3MHz |
Slew Rate: | 4 V/µs |
Output Type: | -- |
Number of Circuits: | 1 |
Amplifier Type: | Instrumentation |
Part Status: | Active |
Packaging: | Tube |
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The INA129UG4 is a high-precision instrumentation amplifier IC specifically designed for the most demanding industrial and scientific applications. With a relative accuracy of 0.005%, the device provides superior performance for applications such as pressure sensing, weight measurement and vibration sensing.
The INA129UG4 operates on a single supply between 4.5V and 20V and includes an enabling pin and low drift voltage reference to give best-in-class DC performance. The device combines an accurate internal amplifier, a precision constant-gain buffer, an offset null input and a large current driver to make the ideal instrumentation amplifier..
INA129UG4 Application Fields
The overall performance of the INA129UG4 makes it suitable for a wide range of applications, including:
- Instrumentation and measurement operations, such as pressure, strain, acceleration and weight sensors
- Automated test and measurement systems
- Data acquisition systems
- Medical instrumentation
- Signal conditioning
- Low frequency signal processing
- High frequency signal conditioning
Working Principle
The INA129UG4 combines a fully differentially balanced input stage with a single-ended output configuration to improve its accuracy and isolation. The amplifier has a typical gain of 1000 and can be used to accurately amplify low frequency signals down to DC. The low input offset voltage and common-mode rejection make the device suitable for use with a wide range of sources, such as precision voltage and current sources.
The amplifier\'s output stage is composed of an internal current-feedback amplifier and a constant-gain buffer. The buffer serves to isolate the output stage from the signal source and reduce output impedance. The amplifier has an output current range of up to ±175mA, which allows it to drive a wide range of loads without compromising its accuracy.
The enable/disable input allows the device to be partially or completely disabled for power saving or signal isolation purposes. The device also features a specific offset null pin which allows small DC offsets on the inputs to be canceled out. The amplifier also features low power consumption and a wide range of features to prevent overvoltage, undervoltage and overcurrent damage.
Overall, the INA129UG4 provides outstanding performance for a wide range of instrumentation and measurement applications. The integrated error-reducing features, robustness and accuracy make it an ideal choice for high-precision applications where accuracy and repeatability are essential.
The specific data is subject to PDF, and the above content is for reference
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