Texas Instruments

OPA251PAG4

OPA251PAG4 Description

The OPA251PAG4 is a general-purpose operational amplifier (op-amp) designed by Texas Instruments. This device is housed in a through-hole 8DIP package and features a single-channel configuration. Despite being marked as obsolete, the OPA251PAG4 remains a reliable choice for applications requiring low power consumption and a wide supply voltage range. It operates on a supply voltage span ranging from 2.7 V to 36 V, making it suitable for a variety of power supply environments. The op-amp boasts a gain bandwidth product of 35 kHz, a slew rate of 0.01 V/µs, and an input bias current of 4 nA. These characteristics ensure stable performance across a broad range of operating conditions. Additionally, the OPA251PAG4 offers a low input offset voltage of 50 µV and a supply current of 27 µA, contributing to its high efficiency and precision. The device is compliant with REACH and RoHS3 standards, ensuring environmental safety and regulatory adherence. With a moisture sensitivity level (MSL) of 1 (unlimited), the OPA251PAG4 is well-suited for long-term storage and various industrial applications.

OPA251PAG4 Features

• Wide Supply Voltage Range: The OPA251PAG4 can operate from 2.7 V to 36 V, providing flexibility in power supply requirements.
• Low Power Consumption: With a supply current of only 27 µA, this op-amp is ideal for battery-powered and low-power applications.
• High Gain Bandwidth Product: A gain bandwidth product of 35 kHz ensures stable and precise signal amplification.
• Low Input Offset Voltage: The 50 µV input offset voltage contributes to high accuracy in signal processing.
• Low Input Bias Current: At 4 nA, the input bias current is minimal, reducing the impact on sensitive input signals.
• High Output Current: The device can deliver up to 21 mA per channel, making it suitable for driving various loads.
• Compliance and Safety: The OPA251PAG4 is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: MSL 1 (unlimited) allows for extended storage without degradation, making it ideal for industrial environments.

OPA251PAG4 Applications

The OPA251PAG4 is well-suited for a variety of applications due to its wide supply voltage range, low power consumption, and high precision. Some specific use cases include:

• Signal Conditioning: Ideal for amplifying and conditioning low-level signals in sensor applications.
• Battery-Powered Devices: The low supply current makes it suitable for portable and battery-powered equipment.
• Industrial Control Systems: The wide supply voltage range and high output current capability make it suitable for industrial automation and control systems.
• Medical Equipment: The low input offset voltage and high precision are beneficial for medical devices requiring accurate signal processing.
• Audio Applications: The general-purpose nature of the OPA251PAG4 makes it suitable for basic audio signal amplification and processing.

Conclusion of OPA251PAG4

The OPA251PAG4 is a versatile and reliable operational amplifier from Texas Instruments, offering a combination of low power consumption, wide supply voltage range, and high precision. Despite its obsolete status, it remains a valuable component for applications requiring stable performance and environmental compliance. Its low input offset voltage, low input bias current, and high output current make it suitable for a wide range of applications, from signal conditioning to industrial control systems. The OPA251PAG4's compliance with REACH and RoHS3 standards ensures it meets regulatory requirements, making it a responsible choice for modern electronics design.