INA133U/2K5

The INA133U/2K5 is a precision instrumentation amplifier designed to provide high accuracy in low-level signal amplification. It features a low input offset voltage and low noise, making it suitable for applications requiring precise measurements, such as sensor signal conditioning.
Key specifications include a typical gain of 1 to 1000, a wide supply voltage range (±2.25V to ±18V), and a common-mode rejection ratio (CMRR) of 130 dB, allowing it to effectively reject interference from common-mode signals. The device is built on a CMOS architecture, providing low power consumption and high linearity.
The INA133 is popular in medical instrumentation, data acquisition systems, and industrial process control due to its robustness and reliability. It also includes features like rail-to-rail output and is housed in various package options, facilitating integration into compact designs. Overall, the INA133U/2K5 is ideal for applications that require high precision and stability in amplification.

The INA133U/2K5 is a precision instrumentation amplifier designed for accurate signal amplification in low-level applications. Key features include:
1. High Precision: Offers low offset voltage (typically 50 μV) and low offset drift, ensuring accurate signal processing.
2. Low Noise: Exhibits low noise characteristics, making it suitable for sensitive measurements.
3. High Common-Mode Rejection Ratio (CMRR): Provides excellent rejection of common-mode signals, enhancing measurement accuracy in noisy environments.
4. Wide Supply Voltage Range: Operates from a dual supply voltage of ±2.5V to ±18V, enabling flexibility in various applications.
5. Gain Configuration: Programmable gain from 1 to 1000, allowing for versatility in amplification needs.
6. Low Power Consumption: Consumes minimal power, making it suitable for battery-operated devices.
7. Small Package: Available in a small 8-pin SOIC package, which is ideal for compact designs.
These features make the INA133U/2K5 a reliable choice for medical instrumentation, data acquisition systems, and industrial process controls.

The INA133U/2K5 is packaged in a plastic dual in-line package (DIP) with a 8-pin configuration.

The INA133U/2K5 is a precision instrumentation amplifier featuring a total of 8 pins. Its pinout and functions are as follows:
1. Pin 1 (V+): Positive power supply input.
2. Pin 2 (V-): Negative power supply input.
3. Pin 3 (R_G): Gain resistor connection; used to set the gain of the amplifier.
4. Pin 4 (Ref): Reference pin; allows for level shifting of the output.
5. Pin 5 (–IN): Inverting input; receives the negative input signal.
6. Pin 6 (+IN): Non-inverting input; receives the positive input signal.
7. Pin 7 (Out): Output pin; provides the amplified signal.
8. Pin 8 (NC): Not connected; typically left floating.
The INA133U/2K5 is designed for applications requiring high accuracy and low noise, making it suitable for sensor signal conditioning and other precision measurement tasks.

The INA133U/2K5 is manufactured by Texas Instruments (TI), a prominent technology company based in the United States. Founded in 1930, Texas Instruments specializes in semiconductor design and manufacturing, particularly in analog electronics, digital signal processing, and embedded processing. The company is known for its wide range of products, including operational amplifiers, microcontrollers, and integrated circuits, serving various industries such as automotive, industrial, communications, and consumer electronics. Texas Instruments is recognized for its innovation and contributions to the semiconductor industry, maintaining a strong presence in both the analog and digital markets.

The INA133U/2K5 is a precision instrumentation amplifier used primarily in applications requiring accurate low-level signal amplification. Key areas include medical instrumentation (e.g., ECG and EEG devices), industrial process control, strain gauge measurement, and sensor signal conditioning. Its low noise and high common-mode rejection make it suitable for environments with electrical interference, enhancing the performance of data acquisition systems.

Equivalent products to the INA133U/2K5 instrumentation amplifier include the INA114, INA126, and AD620. These alternatives offer similar functionality in low-noise, low-drift applications. Be sure to check specific electrical characteristics and packaging to ensure compatibility with your application.