Texas Instruments

OPA251UA/2K5G4

OPA251UA/2K5G4 Description

The OPA251UA/2K5G4 is a general-purpose operational amplifier (op-amp) designed by Texas Instruments. This op-amp is part of the OPA251 family, known for its versatility and reliability in a wide range of applications. The OPA251UA/2K5G4 features a supply voltage range of 2.7 V to 36 V, making it suitable for both low-voltage and high-voltage applications. It offers a gain bandwidth product of 35 kHz, ensuring stable performance across various frequencies. The low input bias current of 4 nA and input offset voltage of 50 µV make it ideal for precision signal processing tasks. Additionally, the OPA251UA/2K5G4 boasts a low supply current of 27 µA, contributing to its energy efficiency.

OPA251UA/2K5G4 Features

• Wide Supply Voltage Range: The OPA251UA/2K5G4 operates within a supply voltage range of 2.7 V to 36 V, providing flexibility for diverse power supply requirements.
• Low Input Bias Current: With an input bias current of only 4 nA, this op-amp minimizes the impact of input currents on the signal, ensuring high accuracy in precision applications.
• Low Supply Current: Consuming just 27 µA of supply current, the OPA251UA/2K5G4 is highly energy-efficient, making it suitable for battery-powered and low-power systems.
• Low Input Offset Voltage: The 50 µV input offset voltage ensures minimal error in signal processing, enhancing the accuracy of the amplifier.
• General-Purpose Amplifier: As a general-purpose op-amp, the OPA251UA/2K5G4 is versatile and can be used in a variety of applications, from simple signal buffering to complex signal processing circuits.
• Surface Mount Technology: The surface mount package (8SOIC) allows for easy integration into compact and high-density PCB designs.
• Compliance and Reliability: The OPA251UA/2K5G4 is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. The moisture sensitivity level (MSL) of 3 (168 hours) ensures reliability in various environmental conditions.

OPA251UA/2K5G4 Applications

The OPA251UA/2K5G4 is well-suited for a variety of applications due to its wide supply voltage range, low input bias current, and low supply current. Some specific use cases include:

• Signal Conditioning: Ideal for conditioning low-level signals in sensors and transducers, ensuring accurate and reliable signal transmission.
• Battery-Powered Devices: The low supply current makes it suitable for applications where power consumption is critical, such as portable electronic devices and IoT sensors.
• Precision Measurement Equipment: The low input offset voltage and bias current make it suitable for precision measurement applications, such as in medical devices and scientific instruments.
• Industrial Control Systems: The wide supply voltage range and robust performance make it suitable for industrial applications where reliability and versatility are paramount.
• Audio Signal Processing: The general-purpose nature of the OPA251UA/2K5G4 makes it suitable for audio applications, providing clean and accurate signal amplification.

Conclusion of OPA251UA/2K5G4

The OPA251UA/2K5G4 is a versatile and reliable general-purpose op-amp from Texas Instruments, offering a wide supply voltage range, low input bias current, and low supply current. Its low input offset voltage and energy efficiency make it an excellent choice for precision signal processing and low-power applications. With its surface mount package and compliance with environmental regulations, the OPA251UA/2K5G4 is well-suited for modern electronics design. Whether used in signal conditioning, battery-powered devices, or precision measurement equipment, the OPA251UA/2K5G4 provides a robust and reliable solution for a wide range of applications.