INA138NA/250

The INA138NA/250 is a precision instrumentation amplifier designed for low-power applications, particularly in sensor signal processing. It features a high common-mode rejection ratio (CMRR), low offset voltage, and low noise, making it suitable for amplifying small differential signals in noisy environments. The device operates with a single supply voltage ranging from 2.7V to 36V and offers a maximum gain of 1000, adjustable through external resistors.
Key specifications include a maximum input offset voltage of 250 µV, a bandwidth of 1 MHz, and a slew rate of 0.5 V/µs, providing excellent performance for applications like medical instrumentation, industrial sensors, and data acquisition systems. The INA138 is housed in a standard 8-pin SOIC or DIP package, ensuring ease of integration into various circuits. Overall, its combination of precision, low power consumption, and flexibility makes the INA138NA/250 a popular choice for engineers designing analog signal processing solutions.

The INA138NA/250 is a precision instrumentation amplifier designed for low-power applications. Key features include:
1. Low Offset Voltage: Typically 100 µV, ensuring accurate signal amplification.
2. High Common-Mode Rejection Ratio (CMRR): Greater than 100 dB, making it effective in rejecting noise from common-mode signals.
3. Wide Supply Voltage Range: Operates from ±2.5V to ±18V, providing flexibility in various applications.
4. Low Noise: Ensures minimal distortion in the amplified signal, ideal for sensor applications.
5. Gain Setting: Configurable gain from 1 to 1000 via external resistors, enabling versatile use.
6. Rail-to-Rail Output: Allows output voltage to swing close to the power supply rails, maximizing dynamic range.
7. Low Power Consumption: Consumes only 200 µA (typical) per channel, suitable for battery-operated devices.
8. Temperature Coefficient: Low drift over temperature, maintaining performance stability.
These features make the INA138NA/250 suitable for applications such as medical instrumentation, data acquisition systems, and industrial sensor systems.

The INA138NA/250 is packaged in an 8-pin DIP (Dual In-line Package) format.

The INA138NA/250 is a precision instrumentation amplifier with a pin count of 8. The pin configuration and their functions are as follows:
1. Pin 1 (V+): Positive power supply.
2. Pin 2 (V–): Negative power supply.
3. Pin 3 (Rout): Output; the amplified signal output.
4. Pin 4 (Vref): Reference voltage; used to set the output level.
5. Pin 5 (Inv): Inverting input; connected to the input signal.
6. Pin 6 (Non-Inv): Non-inverting input; connected to the input signal.
7. Pin 7 (Gain): Gain setting; a resistor can be connected to set the gain of the amplifier.
8. Pin 8 (NC): No connection; not used.
The INA138 is designed for low-power applications, providing high accuracy and low noise operation in sensor signal processing.

The INA138NA/250 is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits for a wide range of applications, including analog and embedded processing. Founded in 1930, TI is known for its innovations in electronics and plays a significant role in the development of analog and digital signal processing technologies. The company serves various sectors, including automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to quality and performance in electronic components.

The INA138NA/250 is a precision instrumentation amplifier suitable for applications in medical devices, industrial process controls, data acquisition systems, and sensor signal conditioning. It is particularly useful in applications requiring accurate low-level signal amplification, such as strain gauge measurements, thermocouple readings, and bridge sensor applications. Its low noise and high common-mode rejection ratio make it ideal for use in environments with electrical interference.

Equivalent products to the INA138NA/250 include the INA138PA, INA138U, and INA129. These are all instrumentation amplifiers that offer similar specifications and functionalities. Additionally, consider the AD623 and AD620 from Analog Devices as alternatives, which provide comparable performance for precision applications. Always verify specific requirements and compatibility before substitution.