LHV870LCX/NOPB

Overview

The LHV870LCX/NOPB is a single high-performance, high-voltage operational amplifier manufactured by Texas Instruments. It operates within a power supply voltage range of ±2.5V to ±22V and features an input noise density of 2.7nV/√Hz at 1kHz. The device provides a typical slew rate of ±20V/μs and a gain bandwidth product of 55MHz. It offers an open-loop gain of 140dB with a load resistance of 600Ω and maintains a DC gain linearity error of 0.000009%. Total harmonic distortion plus noise is typically 0.00003% for both 2kΩ and 600Ω loads. The component is housed in a 10-lead WQFN package.

Feature Summary

• Ultra-low distortion performance optimized for demanding signal amplification applications
• High slew rate combined with significant output current capability for driving challenging loads
• Exceptional common-mode rejection ratio and power supply rejection ratio exceeding 120dB
• Integrated output short circuit protection to ensure operational safety

Applications

• Low noise industrial test, measurement, and ultrasound equipment
• High fidelity audio preamplifiers and phono preamps
• High performance professional audio equalization and crossover networks
• Active filter networks utilizing high performance line drivers and receivers

Procurement Notes

Verify the obsolete status of this specific part number before initiating any procurement actions. Confirm that the intended design can accommodate the discontinuation or transition to alternative components. Review the latest packaging information and environmental compliance data directly from the manufacturer's official documentation to ensure alignment with current project requirements.

Selection Notes

Evaluate the suitability of this amplifier for designs requiring high voltage operation up to ±22V. Consider the low noise density and high slew rate when selecting components for precision analog signal processing tasks. Ensure the thermal characteristics of the WQFN package align with the expected power dissipation in the target application environment.

Part Context

This component belongs to the LHV870 series of high voltage operational amplifiers produced by Texas Instruments. The 'CX' suffix indicates a reel-based packaging format, while 'NOPB' denotes lead-free construction compliant with RoHS standards. The device utilizes advanced leading-edge process technology to achieve superior AC performance metrics compared to standard general-purpose amplifiers.

Replacement Considerations

The datasheet explicitly marks this device as Not Recommended For New Designs. Verify availability of active replacements through Texas Instruments sales channels if continuing existing production runs.