PI5PD2065WEX Equivalent & Substitute Parts

Part Overview

The PI5PD2065WEX is a Power Switch/Driver IC manufactured by Diodes Incorporated, designed for USB switching applications with 1:1 N-Channel output configuration. This component operates as a high-side switch with 1.5A maximum output current and is housed in an 8-SOIC surface mount package.

The PI5PD2065WEX is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity and ensure component availability for new production runs, repairs, and system upgrades.

Substiute Parts

PI5PD2065WEX

Diodes IncorporatedIn Stock: 3117PI5PD2065WEX Datasheet

Current PartRFQ

MIC2544A-1YM

Microchip TechnologyIn Stock: 2241MIC2544A-1YM Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the PI5PD2065WEX are identified based on strict electrical and mechanical parameter matching:

Critical Matching Parameters:

• Switch Type: USB Switch
• Output Configuration: High Side, N-Channel
• Number of Outputs: 1
• Ratio - Input:Output: 1:1
• Voltage - Load: 2.7V ~ 5.5V
• Current - Output (Max): 1.5A
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount
• RoHS Status: ROHS3 Compliant

The MIC2544A-1YM from Microchip Technology meets all critical electrical and mechanical parameters required for direct substitution in applications utilizing the PI5PD2065WEX.

Parameter Comparison

Engineering Selection Recommendations

The MIC2544A-1YM is suitable for applications requiring a direct replacement for the obsolete PI5PD2065WEX. Both components share identical electrical specifications for load voltage, output current, and package form factor. The MIC2544A-1YM maintains active product status with Microchip Technology, ensuring long-term availability and supply chain continuity.

Both parts are ROHS3 compliant and carry MSL Rating 1 (Unlimited), meeting regulatory and environmental requirements for industrial and commercial applications.

The MIC2544A-1YM features a Status Flag output not present in the PI5PD2065WEX, providing additional system monitoring capability without compromising backward compatibility.

Frequently Asked Questions (FAQ)

Q: Can the MIC2544A-1YM directly replace the PI5PD2065WEX in existing designs?

A: Yes. Both components share identical load voltage range (2.7V ~ 5.5V), maximum output current (1.5A), package type (8-SOIC), and pin configuration. The electrical and mechanical parameters are compatible for direct substitution.

Q: What is the difference in Rds On between these parts?

A: The PI5PD2065WEX has a typical Rds On of 70mOhm, while the MIC2544A-1YM has 80mOhm. This 10mOhm difference results in slightly higher on-state resistance in the substitute part. For applications with tight thermal or efficiency requirements, thermal analysis is recommended.

Q: Are there temperature rating differences?

A: The PI5PD2065WEX operates from -40°C to 125°C (junction temperature), while the MIC2544A-1YM operates from -40°C to 85°C (ambient temperature). Applications requiring operation above 85°C ambient should be evaluated against the MIC2544A-1YM specifications.

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

A: The PI5PD2065WEX includes Current Limiting (Fixed), Over Temperature, Reverse Current, and UVLO protection. The MIC2544A-1YM includes Current Limiting (Adjustable) and Over Temperature protection. Applications relying on Reverse Current or UVLO protection require design review.

Q: What is the packaging difference?

A: The PI5PD2065WEX is supplied in standard packaging, while the MIC2544A-1YM is supplied in Tube packaging. Both use identical 8-SOIC (0.154", 3.90mm Width) surface mount packages suitable for automated assembly.

Q: Is the MIC2544A-1YM RoHS compliant?

A: Yes. The MIC2544A-1YM is ROHS3 compliant with MSL Rating 1 (Unlimited), matching the compliance profile of the PI5PD2065WEX.