Texas Instruments

LPV321DCKR

LPV321DCKR Description

The LPV321DCKR 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 housed in a surface-mount SC70-5 package, making it suitable for compact and space-constrained designs. The LPV321DCKR operates over a wide supply voltage range, from a minimum of 2.7 V to a maximum of 5 V, providing flexibility for various power supply configurations.

LPV321DCKR Features

• Supply Voltage Range: The LPV321DCKR supports a supply voltage span from 2.7 V to 5 V, making it versatile for different power supply requirements.
• Gain Bandwidth Product: With a gain bandwidth product of 237 kHz, this op-amp offers a good balance between gain and frequency response, suitable for moderate-speed signal processing tasks.
• Low Input Bias Current: The low input bias current of 2 nA ensures minimal loading on the input signal source, preserving signal integrity.
• Low Supply Current: Consuming only 9 µA of supply current, the LPV321DCKR is highly power-efficient, making it ideal for battery-powered and low-power applications.
• Low Input Offset Voltage: The input offset voltage of 1.5 mV ensures high accuracy in signal amplification and processing.
• High Output Current: The op-amp can deliver up to 72 mA per channel, allowing it to drive a variety of loads effectively.
• Slew Rate: The slew rate of 0.1 V/µs ensures stable performance and minimal distortion in the output signal.
• Compliance and Packaging: The LPV321DCKR is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability. It is packaged in a tape and reel format (TR), facilitating automated assembly processes.

LPV321DCKR Applications

The LPV321DCKR is well-suited for a variety of applications due to its general-purpose nature and versatile performance characteristics. Some specific use cases include:

• Signal Conditioning: Ideal for amplifying and conditioning low-level analog signals in sensors and transducers.
• Filter Design: Can be used in active filter designs to achieve desired frequency responses.
• Transimpedance Amplifiers: Suitable for converting current signals to voltage signals, particularly in photodiode and other current-output sensor applications.
• Precision Amplification: The low input offset voltage and low bias current make it suitable for precision amplification tasks.
• Battery-Powered Devices: The low supply current and wide supply voltage range make it a good fit for portable and battery-powered devices.

Conclusion of LPV321DCKR

The LPV321DCKR from Texas Instruments is a robust and versatile general-purpose op-amp that offers a wide range of features suitable for various analog signal processing applications. Its low power consumption, wide supply voltage range, and high output current make it an excellent choice for compact, power-efficient designs. Despite being marked as obsolete, the LPV321DCKR remains a reliable option for engineers and designers looking for a dependable op-amp solution.