QLR343BC4T3FXJ LED Indication SMD Equivalent & Substitute Parts

Part Overview

The QLR343BC4T3FXJ 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 for ongoing production and maintenance applications. The component is ROHS3 compliant and classified under ECCN EAR99 for export purposes.

Substiute Parts

QLR343BC4T3FXJ

Rohm SemiconductorIn Stock: 1008QLR343BC4T3FXJ Datasheet

Current PartRFQ

QLR343BN4T3F

Rohm SemiconductorIn Stock: 1073QLR343BN4T3F Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the QLR343BC4T3FXJ is based on the following criteria derived from the provided parameters:

Primary Substitution Criteria:

• Identical manufacturer (Rohm Semiconductor)
• Identical component category (LED Indication - Discrete)
• Identical package type (SMD)
• Identical RoHS compliance level (ROHS3 Compliant)
• Identical ECCN classification (EAR99)
• Identical HTSUS code (8541.41.0000)
• Active product status (required for ongoing availability)

The substitute part QLR343BN4T3F meets all established substitution parameters and maintains full compliance with regulatory and environmental standards applicable to the original component.

Parameter Comparison

Engineering Selection Recommendations

The QLR343BN4T3F is the direct substitute for the obsolete QLR343BC4T3FXJ based on the following engineering criteria:

Compliance Alignment: Both components maintain identical ROHS3 compliance and EAR99 export classification, ensuring regulatory continuity in applications where the original part was deployed.

Product Status: The substitute part maintains active production status with Rohm Semiconductor, providing assured long-term availability and supply chain stability compared to the obsolete original component.

Regulatory Certifications: The substitute part includes documented Moisture Sensitivity Level (MSL) rating of 1 (Unlimited) and REACH Unaffected status, providing additional environmental and handling documentation not specified for the original part.

Functional Equivalence: Both components are classified identically as discrete LED indication devices in SMD package configuration, confirming functional compatibility within the same application context.

Frequently Asked Questions (FAQ)

Q: Can QLR343BN4T3F be used as a direct replacement for QLR343BC4T3FXJ in existing designs?

A: Yes. Both components share identical manufacturer, category classification, package type, and regulatory compliance status. The substitute part is suitable for direct substitution in applications where the original component was specified.

Q: What is the significance of the product status change from Obsolete to Active?

A: The active status of QLR343BN4T3F ensures continued manufacturing and availability from Rohm Semiconductor, eliminating supply discontinuity risks associated with the obsolete QLR343BC4T3FXJ.

Q: Are there any differences in handling or storage requirements between these components?

A: The substitute part QLR343BN4T3F specifies Moisture Sensitivity Level 1 (Unlimited), indicating minimal moisture sensitivity during storage and handling. This specification was not provided for the original part.

Q: Do both components comply with current environmental regulations?

A: Yes. Both QLR343BC4T3FXJ and QLR343BN4T3F are ROHS3 compliant. The substitute part additionally documents REACH Unaffected status.

Q: What is the inventory status for the substitute part?

A: QLR343BN4T3F has 1037 pieces of new original stock currently available, compared to 947 pieces for the obsolete original component.

Q: Are the ECCN and HTSUS classifications identical for both parts?

A: Yes. Both components share identical ECCN classification (EAR99) and HTSUS code (8541.41.0000), ensuring consistent export and tariff treatment.