MC33179DTBR2G

Instrumentation, Op Amps, Buffer Amps Overview

The MC33179DTBR2G is a quad low-power, low-noise operational amplifier manufactured by onsemi using bipolar technology. It features high-frequency PNP input transistors to achieve low input bias voltage and low distortion. The device provides high output current drive capability while consuming only 420 μA per amplifier. Key electrical parameters include a gain bandwidth of 5 MHz, a slew rate of 2 V/μs, an average input offset voltage of 0.15 mV, and a total harmonic distortion of 0.0024% at 1 kHz with a 600 Ω load. It supports dual power supply operation ranging from ±2 V to ±18 V.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Utilizes high-frequency PNP input transistors for low noise and low distortion performance
• Provides high output current drive capability alongside low power consumption
• Features large output voltage swing for signal processing applications

Instrumentation, Op Amps, Buffer Amps Applications

• High-quality audio signal processing
• Data signal processing
• General-purpose analog circuits requiring low power and low noise

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the package type matches the required PCB footprint, as this specific suffix indicates a surface-mount configuration. Confirm the operating temperature range aligns with system requirements. Ensure the datasheet specifications for input offset voltage and bias current meet the precision needs of the design. Cross-reference the manufacturer part number to avoid confusion with similar series components.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when designing circuits that require multiple amplifiers in a single package without excessive power draw. It is suitable for battery-operated devices where low quiescent current is critical. Compare its 5 MHz bandwidth against higher-speed alternatives if frequency response is a limiting factor. Consider the SOIC-14 or TSSOP-14 availability depending on assembly constraints.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the MC33178/MC33179 family of low-power, low-noise operational amplifiers. The 'MC33179' designation specifically indicates a quad configuration, whereas 'MC33178' denotes a dual configuration. Both share the same underlying bipolar technology and electrical characteristics, differing primarily in the number of integrated amplifier channels within the package.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

The MC33178DR2G serves as a dual-channel alternative within the same family. Other general-purpose op-amps may be considered if bandwidth or slew rate requirements differ significantly.