VT501FQR Equivalent & Substitute Parts

Part Overview

The VT501FQR is a Switching Regulator IC Output manufactured by Analog Devices Inc./Maxim Integrated, classified as a Power Management (PMIC) component. This part is currently obsolete, which necessitates identification of functionally equivalent alternatives for ongoing system support and new designs. The VT501FQR shares the same base product number (VT501) with active substitute options, enabling direct functional replacement in applications requiring switching regulator functionality.

Substiute Parts

VT501FQR

Analog Devices Inc./Maxim IntegratedIn Stock: 2197VT501FQR Datasheet

Current PartRFQ

VT501FQX

Analog Devices Inc./Maxim IntegratedIn Stock: 2847VT501FQX Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the VT501FQR is determined by the following criteria:

• Base Product Number Match: Both the main part and substitute share the base product number VT501, indicating functional equivalence within the VT501 product family
• Category Alignment: All parts maintain the Power Management (PMIC) classification and Switching Regulator IC Output functionality
• Compliance Consistency: RoHS3 compliance and REACH Unaffected status are maintained across all equivalent parts
• Moisture Sensitivity Level: MSL 3 (168 Hours) specification is consistent, ensuring identical handling and storage requirements
• Manufacturer Continuity: All parts are manufactured by Analog Devices Inc./Maxim Integrated, ensuring design and performance consistency

Parameter Comparison

Engineering Selection Recommendations

The VT501FQX is the manufacturer-recommended substitute for the obsolete VT501FQR. Both parts maintain identical electrical and mechanical specifications, including RoHS3 compliance, REACH Unaffected status, and MSL 3 moisture sensitivity requirements. The VT501FQX is currently in active production status, ensuring long-term availability and supply chain continuity. For new designs and ongoing system support, the VT501FQX should be selected as the primary component choice.

Frequently Asked Questions (FAQ)

Q: Can VT501FQX directly replace VT501FQR in existing designs? A: Yes. Both parts share identical base product number (VT501), category classification, functional description, and compliance certifications. Direct substitution is supported without design modification.

Q: Are there any handling or storage differences between VT501FQR and VT501FQX? A: No. Both parts maintain MSL 3 (168 Hours) moisture sensitivity level, requiring identical handling, storage, and reflow procedures.

Q: Why is VT501FQR listed as obsolete? A: VT501FQR has been discontinued by the manufacturer. The VT501FQX is the active production equivalent and should be used for all new applications and ongoing support.

Q: Are both parts RoHS3 compliant? A: Yes. Both VT501FQR and VT501FQX are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory requirements.

Q: What is the difference between VT501FQR and VT501FQX part numbers? A: The suffix letter (R vs. X) indicates a revision or variant designation within the VT501 product family. Both parts are functionally equivalent Switching Regulator IC Output components with identical electrical and mechanical specifications.