UCS2113T-1C-V/G4 Equivalent & Substitute Parts

Part Overview

The UCS2113T-1C-V/G4 is a Dual USB Port Power Switch manufactured by Microchip Technology, classified as a Power Management Integrated Circuit (PMIC). This component functions as a Power Switch/Driver with 1:1 ratio configuration, delivering up to 3A per output across two independent channels in a 20-QFN (4x4) surface mount package. The device is actively produced and maintains ROHS3 compliance with REACH unaffected status. Substitute parts are identified when equivalent electrical and mechanical parameters align with the main part specifications, enabling direct replacement in circuit designs without functional degradation.

Substiute Parts

UCS2113T-1C-V/G4

Microchip TechnologyIn Stock: 4173UCS2113T-1C-V/G4 Datasheet

Current PartRFQ

UCS2113T-2C-V/G4

Microchip TechnologyIn Stock: 4045UCS2113T-2C-V/G4 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the UCS2113T-1C-V/G4 are identified based on strict electrical and mechanical parameter equivalence. The substitution logic is based on the following critical parameters:

Electrical Parameters:

• Dual output USB power switch configuration (2 outputs)
• 1:1 input-to-output ratio
• High-side output configuration
• Maximum output current of 3A per channel
• Typical on-resistance of 40mOhm
• Load voltage range: 2.9V ~ 5.5V
• Supply voltage range: 4.5V ~ 5.5V
• I2C and SMBus interface compatibility
• Non-inverting input type
• Comprehensive fault protection: Current Limiting (Fixed), Over Temperature, Over Voltage, UVLO

Mechanical Parameters:

• Surface mount technology
• 20-VFQFN Exposed Pad package
• 20-QFN (4x4) form factor

Compliance Parameters:

• ROHS3 compliance
• REACH unaffected status
• MSL 3 rating (168 Hours)
• Active product status

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The UCS2113T-2C-V/G4 is a direct parametric equivalent to the UCS2113T-1C-V/G4. Both parts share identical electrical specifications, mechanical packaging, and compliance certifications. Selection between these two parts is based on availability and inventory status rather than functional or performance differences.

Both parts maintain Active product status with Microchip Technology, ensuring long-term supply continuity and technical support. ROHS3 compliance and REACH unaffected status confirm environmental and regulatory alignment for industrial and commercial applications. The MSL 3 rating (168 Hours) establishes equivalent moisture handling requirements for storage and assembly processes.

The 20-VFQFN Exposed Pad package with 4x4mm dimensions ensures identical PCB footprint compatibility, allowing direct substitution without layout modifications. Surface mount technology and identical pin configurations enable seamless integration into existing designs.

Frequently Asked Questions (FAQ)

Q: Can the UCS2113T-2C-V/G4 be used as a direct replacement for the UCS2113T-1C-V/G4?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, output current ratings (3A), voltage ranges (Load: 2.9V ~ 5.5V; Supply: 4.5V ~ 5.5V), on-resistance (40mOhm), fault protection features, and operating temperature range (-40°C ~ 105°C). Package, mounting type, and compliance certifications are also identical.

Q: Are there any differences in the I2C/SMBus interface between these parts?

A: No. Both the UCS2113T-1C-V/G4 and UCS2113T-2C-V/G4 support identical I2C and SMBus interface protocols with non-inverting input configuration.

Q: Do these parts require different PCB layouts or footprints?

A: No. Both parts use the 20-VFQFN Exposed Pad package with 4x4mm dimensions. PCB footprints, trace routing, and assembly processes are identical.

Q: What is the significance of the "-1C" and "-2C" designations in the part numbers?

A: The "-1C" and "-2C" designations represent internal Microchip Technology variant codes. These designations do not reflect functional or electrical differences; both variants meet identical performance specifications.

Q: Are the moisture sensitivity levels the same for both parts?

A: Yes. Both parts carry MSL 3 rating with 168-hour floor life, requiring identical storage and handling procedures.

Q: Do both parts have the same fault protection capabilities?

A: Yes. Both the UCS2113T-1C-V/G4 and UCS2113T-2C-V/G4 include identical fault protection: Current Limiting (Fixed), Over Temperature, Over Voltage, and UVLO (Under Voltage Lock Out).

Q: Are there any supply voltage or load voltage differences between these parts?

A: No. Both parts operate with identical supply voltage range (4.5V ~ 5.5V) and load voltage range (2.9V ~ 5.5V).

Q: Can these parts be used in applications requiring dual USB port power switching?

A: Yes. Both parts are configured as Dual USB Port Power Switches with 2 independent outputs, 1:1 input-to-output ratio, and high-side output configuration, suitable for USB power distribution applications.