VT254AFQR-ADJ Equivalent & Substitute Parts

Part Overview

The VT254AFQR-ADJ is a Linear Voltage Regulator IC manufactured by Analog Devices Inc./Maxim Integrated, classified as a Power Management (PMIC) component. This part is currently listed as obsolete, which necessitates identification of active equivalent alternatives to maintain design continuity and ensure ongoing component availability for production and maintenance applications.

Substiute Parts

VT254AFQR-ADJ

Analog Devices Inc./Maxim IntegratedIn Stock: 811VT254AFQR-ADJ Datasheet

Current PartRFQ

VT254AFQX-ADJ

Analog Devices Inc./Maxim IntegratedIn Stock: 2740VT254AFQX-ADJ Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the VT254AFQR-ADJ is determined by the following criteria:

• Base Product Number Match: Both the main part and substitute share the VT254 base product number, indicating functional equivalence within the VT254 product family
• Manufacturer Consistency: Substitute parts are sourced from the same manufacturer (Analog Devices Inc./Maxim Integrated) to ensure design compatibility
• Functional Classification: All parts maintain the same functional category (Power Management PMIC) and description (Linear Voltage Regulator IC Output)
• Compliance Alignment: Substitute parts maintain equivalent RoHS3 compliance and REACH unaffected status
• Moisture Sensitivity: Matching MSL rating of 1 (Unlimited) ensures equivalent handling and storage requirements

Parameter Comparison

Engineering Selection Recommendations

The VT254AFQX-ADJ is the manufacturer-recommended substitute for the obsolete VT254AFQR-ADJ. Both parts share identical functional classification, compliance certifications, and moisture sensitivity ratings. The primary distinction is product status: the VT254AFQX-ADJ maintains active production status with significantly higher inventory availability (2716 units versus 761 units), ensuring long-term supply chain reliability. Both parts maintain ROHS3 compliance and REACH unaffected status, supporting equivalent regulatory requirements for manufacturing and deployment.

Frequently Asked Questions (FAQ)

Q: What is the primary reason for substituting the VT254AFQR-ADJ? A: The VT254AFQR-ADJ is classified as obsolete. The VT254AFQX-ADJ is the active equivalent that maintains functional and compliance parity while ensuring ongoing availability.

Q: Are the VT254AFQR-ADJ and VT254AFQX-ADJ functionally equivalent? A: Both parts share the same base product number (VT254), manufacturer, functional category (Linear Voltage Regulator IC), and compliance ratings (ROHS3, REACH unaffected, MSL 1). They are functionally equivalent within the VT254 product family.

Q: What are the compliance differences between these parts? A: There are no compliance differences. Both parts maintain ROHS3 compliance, REACH unaffected status, and identical Moisture Sensitivity Level (MSL) ratings of 1 (Unlimited).

Q: How does inventory availability affect component selection? A: The VT254AFQX-ADJ has substantially higher inventory (2716 units) compared to the VT254AFQR-ADJ (761 units), providing greater supply chain security for current and future production requirements.

Q: Is the VT254AFQX-ADJ a manufacturer-recommended substitute? A: Yes, the VT254AFQX-ADJ is identified as the manufacturer-recommended substitute for the obsolete VT254AFQR-ADJ.