Texas Instruments

OPA2313IDR

The OPA2313IDR is a precision operational amplifier (op-amp) manufactured by Texas Instruments. It is designed for high-precision applications in a variety of industries, including medical, industrial, and consumer electronics.

Description:

The OPA2313IDR is a low-noise, low-drift operational amplifier with a precision voltage feedback design. It is available in an 8-pin SOIC package and operates over a wide supply voltage range of ±2.5V to ±18V. The device features a high input impedance, low output impedance, and excellent common-mode rejection ratio (CMRR), making it suitable for a wide range of precision applications.

Features:

1. Precision voltage feedback design
2. Low input offset voltage: 1 μV max (B grade), 250 nV max (A grade)
3. Low input bias current: 1 pA max (B grade), 100 fA max (A grade)
4. Low noise: 5 nV/√Hz typ (1 kHz)
5. Wide supply voltage range: ±2.5V to ±18V
6. High output drive capability: 20 mA typ into 10 kΩ
7. High common-mode rejection ratio (CMRR): 120 dB typ
8. Low drift: 0.2 μV/°C typ (B grade), 0.05 μV/°C typ (A grade)
9. Available in 8-pin SOIC package

Applications:

1. Strain gauge amplifiers
2. Medical instruments (e.g., blood gas analyzers, pH meters)
3. Industrial control systems
4. Precision DC amplification
5. Battery monitoring systems
6. Temperature measurement systems
7. Pressure sensors
8. Weighing scales
9. Data acquisition systems

The OPA2313IDR is an excellent choice for precision applications that require low noise, low drift, and high accuracy. Its wide supply voltage range and high output drive capability make it suitable for a variety of applications across different industries.