LMV612MMX/NOPB

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

LMV612MMX/NOPB is an instrumentation amplifier and buffer amplifier designed for signal processing applications, including biosensing, high precision signal conditioning and signal tracking. The device consists of four independent linear buffering components and two high-precision piezo-resistive balance amplifiers (PBAs). It is characterized by low signal offset, low input impedance and high gain accuracy.

Features

• 1 MHz gain bandwidth product
• Wide power supply range: ±2.0 V to ±36.0 V
• Low input bias current of 50 pA at 25°C
• Low input noise current of 10 fA at 25°C
• Low quiescent current of 1.53 mA minimum at 25°C
• High output stage accuracy of ±0.25% typ
• Input offset voltage and matching switch-selectable
• Slew rate of 15.7 V/μs minimum
• Load drive capability of 1,000 mA minimum
• Operating temperature range –40°C to +125°C

Applications

• Data acquisition & Instrumentation
• Motion control systems
• Medical imaging systems
• Industrial automation systems
• High-frequency sensing systems
• Data communications systems

Working Principle

The LMV612MMX/NOPB is an instrumentation amplifier and buffer amplifier integrated circuit that provides an ideal solution for a variety of precision signal conditioning applications. At the heart of the device is a high-precision, low-noise piezo-resistive balance amplifier (PBA). This amplifier provides a high output impedance that is independent of the load impedance, allowing for precise amplification and signal conditioning in the presence of varying load conditions. The device also features a low-noise buffer stage and two independent gain control amplifiers. This allows for a wide range of gain settings, from 0.128 to 128. The LMV612 also features low input impedance, low input bias current, high gain accuracy and low offset voltage.

The LMV612 uses a three-stage architecture for optimal performance. The first stage is the buffer amplifier, which provides low input impedance, high accuracy, low noise, and high slew rate. The second stage uses the low offset of the PBA in order to minimize the input offset voltage. This stage also features a very high CMRR and a gain-setting range of 0.128 to 128. The third stage is used for gain control and can be used to precisely adjust the overall gain of the device. Finally, the fourth stage is a low-noise buffer used for power supply isolation and protection against voltage overshoot.

To provide the best performance possible, the LMV612 also utilizes an integrated temperature compensation circuit. This helps to ensure that the device will maintain very stable performance over a wide temperature range, minimizing the need for calibration. Additionally, the LMV612 features two external control inputs (gain and offset adjustments), making it ideal for automated and remote control applications.

Conclusion

In conclusion, the LMV612MMX/NOPB is a high-performance instrumentation amplifier and buffer amplifier that can be used in a variety of applications, ranging from biosensing and medical imaging systems to industrial automation systems. Its low input impedance, low noise design, and low bias current make it ideal for high-precision applications. Additionally, the integrated temperature compensation and gain adjustment features allow for precise and stable performance over a wide range of environmental conditions.

The specific data is subject to PDF, and the above content is for reference