Texas Instruments

OPA2381AIDRBR

OPA2381AIDRBR Description

The OPA2381AIDRBR is a dual-channel transimpedance amplifier designed by Texas Instruments, a leading manufacturer in the electronics industry. This IC is part of the Linear Amplifiers(ICs) category and is housed in an 8-lead small outline no-lead (SON) package, making it suitable for surface mount applications. The OPA2381AIDRBR offers a wide supply voltage range, from 2.7 V to 5.5 V, and features a gain bandwidth product of 18 MHz, ensuring high-frequency performance. With a slew rate of 12 V/µs, this amplifier can handle fast signal transitions effectively.

OPA2381AIDRBR Features

• Wide Supply Voltage Range: Operates from 2.7 V to 5.5 V, providing flexibility in power supply requirements.
• High Gain Bandwidth Product: 18 MHz, enabling high-frequency applications.
• Low Input Bias Current: 3 pA, ideal for high-impedance sources.
• Low Input Offset Voltage: 7 µV, ensuring accurate signal amplification.
• Dual-Channel Design: Two independent channels, each capable of sourcing or sinking up to 10 mA.
• Low Supply Current: 800 µA per channel, contributing to energy-efficient designs.
• Surface Mount Compatibility: Suitable for automated assembly processes.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards.
• Moisture Sensitivity Level: MSL 2 (1 Year), suitable for various manufacturing environments.

OPA2381AIDRBR Applications

The OPA2381AIDRBR is particularly well-suited for applications requiring high-speed signal processing and low noise. Its low input bias current and high gain bandwidth product make it ideal for photodiode transimpedance applications, such as optical sensors and fiber optic receivers. The dual-channel design allows for simultaneous processing of two signals, enhancing the efficiency of multi-channel systems. Additionally, its low supply current and wide operating voltage range make it suitable for battery-powered and portable devices.

Conclusion of OPA2381AIDRBR

The OPA2381AIDRBR from Texas Instruments is a versatile and high-performance transimpedance amplifier designed for demanding applications. Its dual-channel architecture, wide supply voltage range, and high gain bandwidth product offer significant advantages over similar models. The low input bias current and low input offset voltage ensure accurate and reliable signal processing, making it an excellent choice for high-impedance sources. Despite being marked as obsolete, the OPA2381AIDRBR remains a valuable component for engineers and designers seeking robust and efficient solutions in their electronic designs.