TL084QDG4

Instrumentation, Op Amps, Buffer Amps Overview

The TL084QDG4 is a quad JFET-input operational amplifier from Texas Instruments, designed for high-performance analog signal processing. It features a wide bandwidth and high slew rate, making it suitable for applications requiring fast response times. The device operates within a supply voltage range of 7V to 36V and includes internal frequency compensation. It is housed in a 14-pin SOIC package with an industrial temperature range.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• JFET input stage provides low input bias current and high input impedance.
• Internal frequency compensation ensures stability without external components.
• High slew rate supports rapid signal transitions.
• Wide single or dual power supply operation capability.

Instrumentation, Op Amps, Buffer Amps Applications

• Audio preamplifiers and mixing consoles
• Active filters and signal conditioning circuits
• Voltage followers and buffer stages
• Instrumentation amplifiers

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the 'Q' suffix indicates automotive qualification requirements per TI specifications. Confirm the DG4 suffix corresponds to the specific tape-and-reel packaging format intended for surface-mount assembly. Ensure compliance with RoHS directives as indicated by the G4 designation. Cross-reference the full part number against the latest TI datasheet to validate pinout and thermal characteristics before procurement.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when low input bias current and high input impedance are critical for the circuit design. It serves as a drop-in replacement for standard TL084 variants where automotive grade reliability is required. Consider the SOIC-14 package constraints for PCB layout. Evaluate the gain-bandwidth product against the target signal frequencies to ensure adequate performance margins.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the TL08xx family of JFET-input operational amplifiers manufactured by Texas Instruments. The family is known for combining FET input characteristics with bipolar output drive capabilities. The TL084 variant specifically integrates four independent amplifiers into a single package, offering a cost-effective solution for multi-channel analog systems.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

• TL084CDRG4
• TL084ACDRG4
• TL084BCDRG4

Instrumentation, Op Amps, Buffer Amps FAQ

What does the 'Q' suffix indicate in the TL084QDG4 part number?

The 'Q' suffix denotes that the device meets automotive qualification standards, specifically AEC-Q100, ensuring suitability for automotive electronic applications.

Is the TL084QDG4 internally compensated?

Yes, the TL084QDG4 features internal frequency compensation, which simplifies circuit design by eliminating the need for external compensation components.