AP2155MPG-13 Equivalent & Substitute Parts

Part Overview

The AP2155MPG-13 is a Power Management Integrated Circuit (PMIC) functioning as a P-Channel power switch driver with 1:1 configuration, designed for USB switching applications. This component operates as a high-side switch with 500mA maximum output current and integrated fault protection including current limiting, over-temperature protection, reverse current blocking, and under-voltage lockout (UVLO).

The AP2155MPG-13 carries an Obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support ongoing production requirements for applications utilizing this power switch topology.

Substiute Parts

AP2155MPG-13

Diodes IncorporatedIn Stock: 5843AP2155MPG-13 Datasheet

Current PartRFQ

AP2145MPG-13

Diodes IncorporatedIn Stock: 2882AP2145MPG-13 Datasheet

Parametric EquivalentRFQ

AP2155MPG-13

Diodes IncorporatedIn Stock: 5843AP2155MPG-13 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the AP2155MPG-13 are identified based on strict electrical and mechanical parameter matching within the USB power switch category. The substitution criteria are:

Critical Matching Parameters:

• Switch Type: USB Switch
• Output Type: P-Channel
• Output Configuration: High Side
• Number of Outputs: 1
• Ratio - Input:Output: 1:1
• Current - Output (Max): 500mA
• Voltage - Load: 2.7V ~ 5.5V
• Rds On (Typ): 90mOhm
• Input Type: Non-Inverting
• Features: Status Flag
• Fault Protection: Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad
• Mounting Type: Surface Mount

The AP2145MPG-13 meets all critical electrical and mechanical parameters required for direct substitution. Both parts are manufactured by Diodes Incorporated and share identical functional specifications for USB switching applications.

Parameter Comparison

Engineering Selection Recommendations

The AP2145MPG-13 is the direct parametric equivalent for the obsolete AP2155MPG-13. Both components are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

The AP2145MPG-13 carries Active product status, ensuring ongoing availability and manufacturing support. This part is supplied in Tape & Reel (TR) packaging format, suitable for automated assembly processes.

The AP2145MPG-13 features a Moisture Sensitivity Level (MSL) of 1 (Unlimited), compared to the AP2155MPG-13's MSL of 3 (168 Hours). This represents an improvement in moisture tolerance characteristics, reducing handling and storage constraints during manufacturing and logistics operations.

All electrical parameters, thermal specifications, fault protection mechanisms, and package dimensions are identical between the two parts, enabling direct substitution in existing circuit designs without modification to PCB layouts or schematic implementations.

Frequently Asked Questions (FAQ)

Q: Can the AP2145MPG-13 be used as a direct replacement for the AP2155MPG-13?

A: Yes. The AP2145MPG-13 meets all critical electrical and mechanical parameters specified for the AP2155MPG-13. Both parts function identically as P-Channel USB power switches with 500mA output current, 90mOhm on-resistance, and comprehensive fault protection. No circuit modifications are required.

Q: What is the difference between these two parts?

A: The primary differences are product status and moisture sensitivity. The AP2155MPG-13 is Obsolete with MSL 3 (168 Hours), while the AP2145MPG-13 is Active with MSL 1 (Unlimited). The AP2145MPG-13 is supplied in Tape & Reel packaging. All functional electrical specifications are identical.

Q: Are the packages physically identical?

A: Yes. Both parts use the 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad package. PCB footprints and land patterns are identical, enabling direct substitution without layout modifications.

Q: What is the Moisture Sensitivity Level (MSL) difference, and does it matter?

A: MSL indicates moisture absorption limits during storage and handling. The AP2145MPG-13 has MSL 1 (Unlimited), meaning no moisture-related storage restrictions. The AP2155MPG-13 has MSL 3 (168 Hours), requiring controlled humidity storage. For new designs, the AP2145MPG-13 offers superior handling flexibility.

Q: Are both parts RoHS compliant?

A: Yes. Both the AP2155MPG-13 and AP2145MPG-13 are ROHS3 compliant and REACH unaffected, meeting current environmental regulations for electronic components.

Q: What is the operating temperature range?

A: Both parts operate across -40°C to 85°C (TA), suitable for industrial and commercial temperature environments.