QLR343BC4T3FXL LED Indication SMD Equivalent & Substitute Parts

Part Overview

The QLR343BC4T3FXL is a discrete LED indication component manufactured by Rohm Semiconductor, classified as an SMD (Surface Mount Device) package type. This part is currently designated as obsolete, necessitating identification of active equivalent alternatives to maintain design continuity and ensure ongoing component availability for production and repair applications.

Substiute Parts

QLR343BC4T3FXL

Rohm SemiconductorIn Stock: 1089QLR343BC4T3FXL Datasheet

Current PartRFQ

QLR343BN4T3F

Rohm SemiconductorIn Stock: 1073QLR343BN4T3F Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the QLR343BC4T3FXL is determined by the following criteria:

Primary Substitution Criteria:

• Identical manufacturer (Rohm Semiconductor)
• Identical product category (LED Indication - Discrete)
• Identical product type (LED INDICATION SMD)
• Matching RoHS compliance status (ROHS3 Compliant)
• Matching ECCN classification (EAR99)
• Matching HTSUS code (8541.41.0000)

The substitute part QLR343BN4T3F meets all established substitution parameters and maintains active product status, ensuring continued availability and regulatory compliance.

Parameter Comparison

Engineering Selection Recommendations

The QLR343BN4T3F serves as the direct substitute for the obsolete QLR343BC4T3FXL based on the following engineering criteria:

Regulatory Compliance: Both parts maintain ROHS3 compliance and identical ECCN/HTSUS classifications, ensuring no regulatory barriers to substitution.

Product Status: The substitute part maintains active product status, guaranteeing long-term availability and continued manufacturer support, whereas the original part is obsolete and subject to discontinuation.

Environmental Classification: The substitute part provides documented Moisture Sensitivity Level (MSL) rating of 1 (Unlimited) and REACH Unaffected status, offering enhanced environmental specification clarity for production planning.

Functional Equivalence: Both parts are classified identically as LED Indication - Discrete SMD components from the same manufacturer, confirming functional compatibility within the same design application.

Frequently Asked Questions (FAQ)

Q: What is the primary reason for substituting QLR343BC4T3FXL?

A: The QLR343BC4T3FXL is designated as obsolete. The QLR343BN4T3F is the active equivalent part that maintains identical functional classification and regulatory compliance while ensuring ongoing component availability.

Q: Are the QLR343BC4T3FXL and QLR343BN4T3F electrically equivalent?

A: Both parts are classified as LED Indication - Discrete SMD components from Rohm Semiconductor with identical product categorization, ECCN classification, and HTSUS codes, confirming electrical equivalence within the LED indication function category.

Q: Does the substitute part maintain the same RoHS compliance level?

A: Yes. Both the original part and substitute part are ROHS3 compliant, ensuring no change in environmental or regulatory requirements.

Q: What additional compliance information is provided for the substitute part?

A: The QLR343BN4T3F includes documented Moisture Sensitivity Level (MSL) rating of 1 (Unlimited) and REACH Unaffected status, providing enhanced environmental specification documentation compared to the original part.

Q: Are there any packaging differences between these parts?

A: Both parts are classified as SMD (Surface Mount Device) package types. Specific package dimensions and pin configurations are not provided in the available technical parameters.

Q: Is inventory availability a consideration for substitution?

A: Both parts maintain substantial new original inventory (1041 Pcs for the original part and 1037 Pcs for the substitute), though the substitute part's active status ensures continued restocking capability beyond current inventory levels.