OPA4376AIPWR

Instrumentation, Op Amps, Buffer Amps Overview

The OPA4376AIPWR is a quad-channel, low-noise operational amplifier from the OPAx376 family. It features rail-to-rail input and output capabilities with a gain bandwidth product of 5.5 MHz and a slew rate of 2 V/µs. The device operates on a supply voltage range of 2.2 V to 5.5 V, drawing a typical quiescent current of 760 µA. Key electrical specifications include a maximum input offset voltage of 25 µV and an input voltage noise density of 7.5 nV/√Hz at 1 kHz. It is housed in a 14-pin TSSOP package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Features e-trim technology for minimized input offset voltage and drift during manufacturing.
• Supports single-supply operation with rail-to-rail input and output signal swing.
• Incorporates internal electrostatic discharge protection circuits on all pins.

Instrumentation, Op Amps, Buffer Amps Applications

• Analog-to-digital converter (ADC) buffering
• Active filtering applications requiring wide bandwidth
• Sensor signal conditioning
• Audio equipment processing

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific ordering suffix 'PWR' corresponds to the TSSOP-14 package configuration required for your design. Confirm that the component meets RoHS compliance standards if mandated by your project regulations. Ensure proper handling procedures are followed due to moisture sensitivity classification. Validate that the operating temperature range aligns with your environmental requirements before finalizing procurement.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when high precision and low noise are critical alongside low power consumption. The quad configuration reduces board space compared to using multiple single amplifiers. Consider the 5.5 MHz bandwidth for applications requiring fast signal response. Verify capacitive load drive stability if driving large capacitances in unity-gain configurations.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the OPAx376 series of low-noise, low-quiescent-current precision operational amplifiers. The series includes single (OPA376), dual (OPA2376), and quad (OPA4376) variants. All versions share similar electrical characteristics but differ in channel count and available package options such as SC70, SOT-23, SOIC, and TSSOP.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Publicly confirmed substitute part numbers include BU7487FV-E2, LMV824DTBR2G, and MCP609-I/ST. Verify pinout compatibility and electrical parameter alignment before substitution.

Instrumentation, Op Amps, Buffer Amps FAQ

["What is the maximum input offset voltage specified for the OPA4376?","The maximum input offset voltage is specified as 25 µV."]

["Does the OPA4376 support single-supply operation?","Yes, the device supports single-supply operation with a supply voltage range of 2.2 V to 5.5 V."]

["How does the OPA4376 handle capacitive loads?","The amplifier can directly drive up to 250 pF of pure capacitive load in a unity-gain configuration. Increasing the gain enhances the ability to drive greater capacitive loads."]