LM334MX/NOPB

Current Regulation/Management Overview

The LM334MX/NOPB is a three-terminal adjustable current source manufactured by Texas Instruments. It operates within a supply voltage range of 800 mV to 40 V and maintains an output accuracy of ±3%. The device is housed in an 8-pin SOIC surface-mount package with dimensions of 5 mm length, 1.75 mm height, and weighs 76 mg. It supports operation at temperatures from -40 °C to +85 °C and features high or low side sensing capabilities.

Current Regulation/Management Feature Summary

• Provides precise adjustable current regulation suitable for monitoring applications
• Supports flexible circuit integration through high or low side sensing configurations
• Operates reliably across a wide temperature range for industrial environments

Current Regulation/Management Applications

• Current and power monitoring systems
• Precision current sources and sinks using voltage references
• Wide-range current-to-frequency converters

Current Regulation/Management Procurement Notes

Verify the specific suffix NOPB indicates lead-free compliance and RoHS adherence as per manufacturer specifications. Confirm the SOIC-8 package variant matches the required footprint for PCB layout. Ensure the operating temperature range aligns with the intended environmental conditions before finalizing component selection for production.

Current Regulation/Management Selection Notes

Select this component when a stable, adjustable current source is required with tight accuracy tolerances. The wide input voltage range allows compatibility with various supply rails. Consider the thermal performance and package size constraints during design phase to ensure adequate heat dissipation and spatial fit within the assembly.

Current Regulation/Management Part Context

This part belongs to the LM334 series of current regulators produced by Texas Instruments. It serves as a modern, lead-free alternative to earlier versions, maintaining functional equivalence while adhering to environmental standards. The series is widely recognized for its reliability in precision analog circuit designs requiring constant current outputs.

Current Regulation/Management Replacement Considerations

LM334SM/NOPB is a direct substitute offering identical functionality and pinout configuration.