USB7050-I/KDX Equivalent & Substitute Parts

Part Overview

The USB7050-I/KDX is a 4-port USB 3.1 Gen1 hub controller with Power Delivery upstream capability, manufactured by Microchip Technology. This interface component is classified as obsolete, making identification of suitable substitute parts essential for ongoing system design and procurement planning. The obsolete status necessitates evaluation of active alternative components that maintain functional and electrical compatibility with existing designs.

Substiute Parts

USB7050-I/KDX

Microchip TechnologyIn Stock: 1045USB7050-I/KDX Datasheet

Current PartRFQ

USB7050P-I/KDX

Microchip TechnologyIn Stock: 1085USB7050P-I/KDX Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The USB7050P-I/KDX qualifies as a direct substitute based on the following alignment criteria:

Manufacturer Continuity: Both components are manufactured by Microchip Technology, ensuring consistent design philosophy and support infrastructure.

Functional Category: Both parts operate as hub controllers within the Interface category, providing multi-port USB connectivity with upstream Power Delivery capability.

Package Compatibility: Both components utilize the 100-VQFN (12x12) package format, maintaining mechanical and electrical footprint compatibility with existing PCB designs.

Compliance Alignment: Both parts maintain ROHS3 compliance and REACH unaffected status, satisfying regulatory requirements for equivalent substitution.

Supply Voltage Compatibility: The USB7050P-I/KDX operates within dual voltage domains (1.08V ~ 1.32V and 3V ~ 3.6V), supporting standard interface voltage requirements.

Operating Temperature Range: The substitute part maintains the -40°C ~ 85°C operating temperature specification, ensuring thermal compatibility across industrial and commercial applications.

Parameter Comparison

Engineering Selection Recommendations

The USB7050P-I/KDX is the manufacturer-recommended substitute for the obsolete USB7050-I/KDX. Selection of this substitute is justified by:

Product Lifecycle Status: The original part is obsolete, while the substitute remains in active production, ensuring long-term availability and supply chain continuity.

Regulatory Compliance: Both components maintain ROHS3 compliance and REACH unaffected status, satisfying environmental and regulatory requirements without modification to existing designs.

Certification Alignment: The substitute part carries AEC-Q100 automotive qualification, providing enhanced reliability assurance beyond the original component specification.

Mechanical Compatibility: Identical 100-VQFN (12x12) package format ensures direct PCB footprint compatibility without layout modifications.

Thermal and Electrical Specifications: Matching operating temperature range (-40°C ~ 85°C) and dual voltage domain support (1.08V ~ 1.32V, 3V ~ 3.6V) maintain system-level electrical compatibility.

Frequently Asked Questions (FAQ)

Q: Can the USB7050P-I/KDX be used as a direct replacement for the USB7050-I/KDX?

A: Yes. Both components share identical package format (100-VQFN 12x12), operating temperature range (-40°C ~ 85°C), and regulatory compliance status (ROHS3, REACH unaffected). The USB7050P-I/KDX is the manufacturer-recommended substitute.

Q: What is the difference between USB 3.1 Gen1 and USB 3.2 Gen1?

A: Both specifications maintain identical data transfer rates and electrical signaling characteristics at the Gen1 level. The USB7050P-I/KDX implements the newer USB 3.2 standard while maintaining backward compatibility with USB 3.1 Gen1 requirements.

Q: Are there any PCB layout changes required when substituting the USB7050P-I/KDX?

A: No PCB layout modifications are necessary. Both components utilize the same 100-VQFN (12x12) package format with identical pin assignments and mechanical footprint.

Q: Does the USB7050P-I/KDX require different supply voltage levels?

A: The USB7050P-I/KDX operates within dual voltage domains (1.08V ~ 1.32V and 3V ~ 3.6V). Verify that your existing power distribution network supports these voltage specifications. Standard 3.3V and 1.2V supplies are compatible.

Q: What is the significance of AEC-Q100 qualification on the substitute part?

A: AEC-Q100 qualification indicates the component meets automotive-grade reliability and quality standards. This certification is applicable for automotive applications and provides enhanced reliability assurance for all application environments.

Q: Is the Moisture Sensitivity Level (MSL) specification the same for both parts?

A: The original USB7050-I/KDX specifies MSL 3 (168 hours). Confirm MSL specification for the USB7050P-I/KDX with the manufacturer or distributor to ensure equivalent handling and storage requirements for your manufacturing process.