company blog about Mingjiada Electronics Supply TI OPA320AIDBVR Precision Low Voltage CMOS Operational Amplifier

Mingjiada Electronics Supply TI OPA320AIDBVR Precision Low Voltage CMOS Operational Amplifier

I. Product Description Details
The OPA320AIDBVR is a new-generation precision low-voltage CMOS operational amplifier introduced by Texas Instruments.
Featuring an optimised circuit design, this device achieves a perfect balance between high performance and low power consumption, maintaining exceptionally low noise and high bandwidth while consuming a quiescent current of merely 1.45mA.
Package: The OPA320AIDBVR utilises a 5-pin SOT-23 package, occupying minimal PCB space and making it highly suitable for space-constrained applications.
Design Advantages: Featuring a linear input stage with zero crossover distortion, the OPA320AIDBVR delivers an outstanding common-mode rejection ratio of 114dB across the entire input range, significantly enhancing signal processing precision.
Power Adaptability: Operating across a wide supply voltage range of 1.8V to 5.5V, this device exhibits excellent power supply rejection ratio throughout its entire operating range. It is particularly well-suited for direct battery-powered applications, eliminating the need for additional voltage regulation circuitry.

II. Specifications
Gain-bandwidth product: 20MHz
Slew rate: 10V/μs
Quiescent current: 1.45mA/channel
Input bias current: 0.2pA
Input offset voltage: 40μV
Operating voltage range: 1.8V to 5.5V
Dual supply voltage range: ±0.9V to ±2.75V
Output Type: Rail-to-Rail
Output Current: 65mA/channel
Operating Temperature Range: -40°C to 125°C
Package: SOT-23-5

III. Product Features
High-Precision Performance
The OPA320AIDBVR delivers precise signal amplification with an exceptionally low input offset voltage, capped at just 150μV.
The device delivers a high common-mode rejection ratio of 114dB, effectively suppressing common-mode noise and enhancing signal integrity.
Low Noise and Low Power Consumption
With a noise density of just 7nV/√Hz at 10kHz, the OPA320AIDBVR is ideally suited for high-precision measurement applications.
With a quiescent current as low as 1.45mA, the OPA320AIDBVR is particularly well-suited for battery-powered portable devices, significantly extending operational runtime.
Rail-to-Rail Input and Output
The OPA320AIDBVR supports rail-to-rail input and output, with the input common-mode voltage range extending 100mV beyond the positive and negative supply rails. The output voltage swing typically falls within 10mV of the supply rails.
This feature maximises dynamic range, making it particularly suitable for signal processing in low-voltage power supply environments.
High Versatility and Stability
The OPA320AIDBVR is a unity-gain stable operational amplifier, operating stably across various feedback configurations without requiring external compensation circuits.
Manufactured using CMOS technology, it features low input bias current and low distortion characteristics, with total harmonic distortion as low as 0.0005%.

IV. Application Areas
Sensor Signal Conditioning: The OPA320AIDBVR's high precision and low noise make it ideal for conditioning high-impedance sensor signals, such as those from temperature or pressure sensors.
ADC Driving and Buffering: Its low noise and high bandwidth characteristics render the OPA320AIDBVR well-suited for driving sampling analogue-to-digital converters (ADCs) and serving as a front-end buffer for ADCs.
Test and Measurement Equipment: Within precision test and measurement apparatus, the OPA320AIDBVR's high accuracy and low distortion ensure measurement results are precise.
Active Filter Design: With a gain-bandwidth product of 20MHz, the OPA320AIDBVR facilitates the design of mid-to-high frequency active filters, meeting diverse bandpass filtering requirements.
Portable medical devices: Its low-power characteristics make the OPA320AIDBVR highly suitable for portable medical equipment such as handheld monitors and portable sensors.
Industrial control systems: Within programmable logic controllers and motor control loops, the OPA320AIDBVR delivers precise signal amplification and processing capabilities.

The TI OPA320AIDBVR supplied by Mingjiada Electronics is a high-performance CMOS operational amplifier from Texas Instruments. Renowned for its precision performance and low power consumption, it finds extensive application across diverse electronic devices. For further product information or pricing enquiries regarding the OPA320AIDBVR, please visit Mingjiada Electronics' official website (https://www.integrated-ic.com/) for comprehensive supply details.