OPT3003DTST Equivalent & Substitute Parts

Part Overview

The OPT3003DTST is an optical sensor manufactured by Texas Instruments, classified as an integrated circuit for light intensity measurement applications. This component is currently in Last Time Buy status, indicating that the manufacturer has announced end-of-life production. Finding equivalent and substitute parts is necessary to ensure continuity of supply for new designs and ongoing production requirements.

Substiute Parts

OPT3003DTST

Texas InstrumentsIn Stock: 978OPT3003DTST Datasheet

Current PartRFQ

OPT3003DTSR

Texas InstrumentsIn Stock: 762OPT3003DTSR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the OPT3003DTST is based on the following criteria:

• Manufacturer alignment: Same manufacturer (Texas Instruments) ensures design continuity and consistent quality standards
• Functional category: Optical Sensors classification confirms equivalent sensing capability
• Device type: Integrated circuit format maintains compatibility with existing PCB layouts and assembly processes
• Product status: Active status of substitute parts ensures long-term availability and ongoing manufacturer support

The OPT3003DTSR qualifies as a direct substitute based on these parameters, with the primary distinction being its Active product status compared to the Last Time Buy designation of the original part.

Parameter Comparison

Engineering Selection Recommendations

The OPT3003DTSR is the recommended substitute for the OPT3003DTST based on the following engineering considerations:

• Product lifecycle: The substitute part maintains Active status, ensuring continued manufacturer support, documentation updates, and long-term availability
• Supply continuity: Selection of the OPT3003DTSR eliminates dependency on Last Time Buy inventory constraints
• Manufacturer consistency: Both parts originate from Texas Instruments, maintaining design specifications and quality assurance protocols
• Functional equivalence: Both components operate within the Optical Sensors category, confirming functional compatibility for light sensing applications

Frequently Asked Questions (FAQ)

Q: Can the OPT3003DTSR directly replace the OPT3003DTST in existing designs?

A: Yes. Both components are Texas Instruments optical sensors within the same functional category. The substitution is based on equivalent device classification and manufacturer alignment.

Q: What is the significance of the Last Time Buy status for the OPT3003DTST?

A: Last Time Buy status indicates that the manufacturer has ceased new production and will fulfill existing orders only until inventory is depleted. This status necessitates transition to alternative parts for future production runs.

Q: Are there packaging or pinout differences between these parts?

A: Packaging information was not provided in the available technical parameters. Verification of mechanical and electrical compatibility should be performed against the respective component datasheets prior to design implementation.

Q: How should inventory planning account for the product status difference?

A: The OPT3003DTSR's Active status ensures ongoing availability from the manufacturer. For new designs and long-term production, the OPT3003DTSR is the appropriate selection to avoid supply chain interruptions.

Q: What documentation should be reviewed before implementing this substitution?

A: Consult the official Texas Instruments datasheets for both the OPT3003DTST and OPT3003DTSR to confirm electrical specifications, pin configurations, and application circuit requirements.