SPX385AM-L-2-5/TR

Overview

The SPX385AM-L-2-5/TR is a micropower two-terminal band-gap voltage reference manufactured by MaxLinear, Inc. It provides a fixed output voltage of 2.5V with an initial accuracy of ±1%. The device supports a wide operating current range from 10µA to 20mA, ensuring stable voltage regulation across varying load conditions. It is housed in a compact SOT-23-3 package and utilizes thin-film resistor technology for low temperature coefficient performance. Laser trimming at the wafer level contributes to its high stability and precision.

Feature Summary

• Micropower two-terminal band-gap architecture
• Fixed 2.5V output with ±1% initial accuracy
• Wide operating current range from 10µA to 20mA
• High stability via laser-trimmed thin-film resistors

Applications

• Precision power supply referencing
• Data converter voltage references
• Instrumentation signal conditioning

Procurement Notes

Verify the specific suffix TR indicates tape-and-reel packaging configuration when sourcing. Confirm the manufacturer designation as MaxLinear, Inc., noting historical corporate transitions if relevant to documentation versioning. Ensure the part number matches the exact 2.5V output variant and SOT-23-3 package type required for the design. Cross-reference datasheet revisions to confirm electrical characteristics remain consistent with current production batches.

Selection Notes

Select this component for applications requiring a stable, low-cost voltage reference in space-constrained designs. The SOT-23-3 package offers a small footprint suitable for portable electronics. The wide operating current range allows flexibility in biasing circuits without compromising regulation. Consider the ±1% initial accuracy tolerance against system requirements for precision analog front-ends or ADC/DAC references where moderate accuracy suffices.

Part Context

This device belongs to the SPX385 series of micropower voltage references from MaxLinear, Inc. The series includes various output voltages and package options, such as TO-92 and SOIC, catering to different form factor needs. The SPX385AM-L-2-5/TR specifically denotes the 2.5V output variant in the SOT-23-3 surface-mount package, designed for integration into modern compact electronic systems requiring reliable voltage基准ing.

FAQ

What is the operating current range for the SPX385AM-L-2-5/TR?

The device operates within a wide current range from 10µA to 20mA.

How is the output voltage precision achieved?

Precision is achieved through laser trimming of the output voltage at the wafer level using thin-film resistor technology.