Texas Instruments

SM72501/NOPB

SM72501/NOPB Description

The SM72501/NOPB is a general-purpose operational amplifier (op-amp) from Texas Instruments, designed for a wide range of analog signal processing applications. This op-amp is part of the SolarMagic™ series, known for its high performance and reliability. The SM72501/NOPB features a wide supply voltage range from 2.7 V to 12 V, making it suitable for various power supply configurations. It offers a gain bandwidth product of 2.5 MHz, ensuring high-frequency performance and stability. The op-amp's low input bias current of 0.2 pA and low input offset voltage of 37 µV contribute to its precision and accuracy in signal amplification. With a slew rate of 1.1 V/µs, the SM72501/NOPB can handle fast signal transitions effectively.

SM72501/NOPB Features

• Wide Supply Voltage Range: Operates from 2.7 V to 12 V, providing flexibility in power supply design.
• High Gain Bandwidth Product: 2.5 MHz ensures stable and accurate amplification across a broad frequency spectrum.
• Low Input Bias Current: 0.2 pA minimizes the impact of input current on signal integrity, ideal for high-impedance sources.
• Low Input Offset Voltage: 37 µV ensures precise amplification and minimal error in signal processing.
• High Slew Rate: 1.1 V/µs allows for fast signal transitions, maintaining signal fidelity in dynamic applications.
• Low Supply Current: 790 µA reduces power consumption, making it suitable for low-power and battery-operated devices.
• High Output Current: 86 mA per channel supports driving various loads without additional buffering.
• Surface Mount Packaging: Tape & Reel (TR) in a SOT23-5 package, ideal for compact and high-density PCB designs.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.

SM72501/NOPB Applications

The SM72501/NOPB is well-suited for a variety of applications where precision and reliability are critical. Its wide supply voltage range and low power consumption make it ideal for portable and battery-powered devices. The low input bias current and offset voltage ensure accurate signal processing in high-impedance and precision measurement applications. Some specific use cases include:

• Signal Conditioning: Amplifying and conditioning low-level signals in sensors and transducers.
• Analog Filters: Designing active filters for signal processing and noise reduction.
• Voltage Buffers: Providing low-impedance outputs for driving various loads.
• Precision Amplification: Amplifying signals in medical, industrial, and scientific instrumentation.
• Battery Management Systems: Monitoring and managing battery voltages in portable devices.

Conclusion of SM72501/NOPB

The SM72501/NOPB is a versatile and high-performance general-purpose op-amp from Texas Instruments, offering a combination of wide supply voltage range, high gain bandwidth product, and low input bias current. Its low power consumption and compact surface mount packaging make it suitable for a wide range of applications, from portable devices to precision instrumentation. Despite its obsolete status, the SM72501/NOPB remains a reliable choice for engineers seeking a robust and precise op-amp solution.