USB5533B-6080JZX Equivalent & Substitute Parts

Part Overview

The USB5533B-6080JZX is a USB Hub Controller IC manufactured by Microchip Technology, designed for USB 3.0 interface applications. This component functions as a hub controller in 64-QFN (9x9) packaging and is currently in active product status. Alternative equivalent parts become necessary when addressing supply chain constraints, inventory availability, or specific manufacturing lot requirements while maintaining identical electrical and mechanical compatibility.

Substiute Parts

USB5533B-6080JZX

Microchip TechnologyIn Stock: 956USB5533B-6080JZX Datasheet

Current PartRFQ

USB5532B-6080JZX

Microchip TechnologyIn Stock: 1444USB5532B-6080JZX Datasheet

Parametric EquivalentRFQ

USB5534B-6080JZX

Microchip TechnologyIn Stock: 7585USB5534B-6080JZX Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for USB Hub Controller ICs is determined by strict alignment of electrical and mechanical parameters. The USB5533B-6080JZX qualifies the following parts as parametric equivalents based on matching specifications:

Critical Matching Parameters:

• Identical USB 3.0 protocol and hub controller function
• Matching 64-VFQFN Exposed Pad package with 64-QFN (9x9) dimensions
• Identical voltage supply requirements (1.25V, 3.3V)
• Identical operating temperature range (0°C ~ 70°C)
• Identical REACH and ECCN classification
• ROHS3 compliance across all variants

Allowable Variation:

• Moisture Sensitivity Level (MSL) differences are permitted within the same product category, as MSL affects storage and handling procedures rather than functional performance or electrical characteristics.

Parameter Comparison

Engineering Selection Recommendations

All three parts—USB5533B-6080JZX, USB5532B-6080JZX, and USB5534B-6080JZX—maintain active product status with full ROHS3 and REACH compliance. Selection between these equivalents should be based on:

Inventory Considerations: USB5534B-6080JZX offers the highest stock availability at 7539 units, followed by USB5532B-6080JZX at 1382 units, and USB5533B-6080JZX at 943 units.

Moisture Sensitivity Handling: USB5533B-6080JZX carries MSL 1 rating, permitting unlimited shelf life under standard storage conditions. USB5532B-6080JZX and USB5534B-6080JZX carry MSL 3 rating, requiring controlled storage not exceeding 168 hours at specified humidity levels before reflow soldering. Manufacturing environments with extended component storage periods may favor the MSL 1 variant.

Electrical and Mechanical Compatibility: All three parts are electrically and mechanically interchangeable within the same PCB design without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can USB5532B-6080JZX and USB5534B-6080JZX be used as direct replacements for USB5533B-6080JZX on the same PCB?

A: Yes. All three parts share identical electrical specifications, voltage requirements, operating temperature ranges, and 64-QFN (9x9) package dimensions. PCB layout and schematic connections require no modification.

Q: What is the significance of the MSL rating difference?

A: Moisture Sensitivity Level (MSL) determines maximum storage duration at specified humidity conditions before component reflow. MSL 1 allows unlimited storage, while MSL 3 limits storage to 168 hours. This affects component handling and warehouse management but does not impact electrical performance or functional compatibility.

Q: Are all three parts suitable for high-reliability applications?

A: All three parts maintain identical ROHS3 compliance and REACH unaffected status, meeting the same regulatory and environmental standards. Product status is active for all variants, indicating ongoing manufacturer support and quality assurance.

Q: Does the base product number difference (USB5533, USB5532, USB5534) indicate functional differences?

A: Base product numbers identify distinct product lines within the Microchip Technology USB Hub Controller family. Within this equivalence group, functional differences are not present. All three parts perform identical hub controller operations under the specified electrical and thermal parameters.

Q: Which part should be selected for new designs?

A: Selection should prioritize inventory availability and supply chain stability. USB5534B-6080JZX provides the highest stock level. For applications with extended component storage requirements, USB5533B-6080JZX's MSL 1 rating eliminates moisture-related handling constraints.