OPA836IRUNR

The OPA836IRUNR is a precision operational amplifier (op-amp) manufactured by Texas Instruments. It is designed for a wide range of applications, including signal conditioning, data acquisition, and active filtering. Here’s a detailed description of its key features and specifications:

General Characteristics:

• Type: Precision Operational Amplifier
• Package: The OPA836IRUNR comes in a small, surface-mount package, specifically the VSSOP (Very Thin Shrink Small Outline Package) with 8 pins, which allows for efficient use of board space and is suitable for compact designs.

Electrical Specifications:

• Supply Voltage: The op-amp operates over a wide supply voltage range, typically from 2.7V to 5.5V, making it versatile for various applications.
• Input Offset Voltage: It features a low input offset voltage, typically around 0.5 mV, which is crucial for precision applications where small signal variations need to be accurately amplified.
• Input Bias Current: The input bias current is very low, typically in the range of picoamperes, which helps in minimizing errors in high-impedance applications.
• Gain Bandwidth Product: The OPA836 has a gain bandwidth product of approximately 10 MHz, allowing it to handle a wide range of frequencies while maintaining stability and performance.
• Slew Rate: The op-amp boasts a high slew rate of about 20 V/µs, enabling it to respond quickly to rapid changes in input signals, which is essential for high-speed applications.

Performance Features:

• Low Noise: The OPA836 is designed to minimize noise, making it suitable for sensitive applications such as audio processing and instrumentation.
• Rail-to-Rail Output: It features rail-to-rail output capability, allowing the output voltage to swing very close to the supply rails, maximizing the dynamic range of the signal.
• Common-Mode Range: The common-mode input voltage range extends to the negative rail, which is beneficial for single-supply applications.

Applications:

The OPA836 is ideal for a variety of applications, including:

• Signal conditioning in sensor applications
• Active filters in audio and communication systems
• Data acquisition systems
• Medical instrumentation
• Battery-powered devices due to its low power consumption

Thermal and Reliability:

• Operating Temperature Range: The device is rated for operation over a temperature range of -40°C to +125°C, making it suitable for industrial and automotive applications.
• Power Consumption: It has a low quiescent current, typically around 1.5 mA, which is advantageous for battery-operated devices.

Conclusion:

The OPA836IRUNR from Texas Instruments is a high-performance, low-power operational amplifier that combines precision, speed, and versatility, making it an excellent choice for a wide range of electronic applications. Its compact package, along with its robust electrical characteristics, allows designers to implement it in space-constrained environments while ensuring reliable performance.