ESDSLC5V0LPB-TP Equivalent & Substitute Parts

Part Overview

The ESDSLC5V0LPB-TP is a bidirectional Transient Voltage Suppressor (TVS) diode manufactured by Micro Commercial Co, designed for general-purpose overvoltage protection in surface-mount applications. This component features a 5V reverse standoff voltage with a 13V maximum clamping voltage and 4A peak pulse current capability in a compact SOD-882 package. The product is currently obsolete, necessitating identification of functionally equivalent alternatives for ongoing design requirements and component procurement.

Substiute Parts

ESDSLC5V0LPB-TP

Micro Commercial CoIn Stock: 1054ESDSLC5V0LPB-TP Datasheet

Current PartRFQ

ESDULC5V0LB-TP

Micro Commercial CoIn Stock: 826ESDULC5V0LB-TP Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ESDSLC5V0LPB-TP is determined by the following critical electrical and mechanical parameters:

Voltage Compatibility: The reverse standoff voltage (5V max) and breakdown voltage range (5.6V minimum) establish the primary protection threshold. Substitute parts must maintain the same 5V standoff specification to ensure equivalent circuit protection.

Current Handling: Peak pulse current capability is a fundamental performance criterion. The original part specifies 4A at 10/1000µs pulse duration. Substitute parts with reduced current ratings (such as 1A) represent a functional limitation and are classified as reduced-capacity alternatives rather than direct equivalents.

Package and Mounting: The SOD-882 surface-mount package defines the physical footprint and PCB integration method. Substitute parts in alternative packages (such as DFN1006-2) require PCB layout redesign and are not pin-compatible.

Thermal Performance: Operating temperature range (-55°C ~ 150°C for the original part) establishes the thermal operating envelope. Substitute parts with reduced upper temperature limits (such as 125°C) represent a functional constraint.

Compliance and Status: RoHS3 compliance and MSL rating ensure regulatory and manufacturing process compatibility. Active product status indicates ongoing manufacturer support and supply chain availability.

Parameter Comparison

Engineering Selection Recommendations

The ESDULC5V0LB-TP is classified as a reduced-capacity substitute for the ESDSLC5V0LPB-TP. While both components share the same 5V reverse standoff voltage and are manufactured by the same supplier with equivalent compliance certifications (ROHS3, MSL 1), the substitute part exhibits the following functional differences:

Current Rating Reduction: The substitute part is rated for 1A peak pulse current versus 4A for the original part. This represents a 75% reduction in transient current handling capacity and is suitable only for applications with proportionally reduced surge current requirements.

Clamping Voltage Improvement: The substitute part achieves 11V maximum clamping voltage compared to 13V for the original part, representing improved voltage regulation performance during transient events.

Thermal Operating Range Limitation: The substitute part operates to a maximum junction temperature of 125°C versus 150°C for the original part, reducing the thermal margin in high-temperature environments.

Package Incompatibility: The substitute part uses a 2-DFN1006 package (0402 metric equivalent) instead of SOD-882, requiring PCB layout modification and is not a direct footprint replacement.

Product Status Advantage: The substitute part maintains active product status with ongoing manufacturer support, ensuring long-term supply chain availability compared to the obsolete original part.

Selection of the ESDULC5V0LB-TP is appropriate only when application requirements align with the reduced current rating and thermal constraints, and when PCB redesign for package accommodation is feasible.

Frequently Asked Questions (FAQ)

Q: Can the ESDULC5V0LB-TP be used as a direct replacement for the ESDSLC5V0LPB-TP?

A: No. While both parts share the same 5V reverse standoff voltage and manufacturer, they differ in current rating (1A vs. 4A), clamping voltage (11V vs. 13V), maximum operating temperature (125°C vs. 150°C), and package type (DFN1006-2 vs. SOD-882). The substitute part is suitable only for applications with reduced transient current requirements and when PCB layout can accommodate the different package footprint.

Q: What is the primary reason for substitution?

A: The ESDSLC5V0LPB-TP is obsolete. The ESDULC5V0LB-TP is an active product from the same manufacturer with equivalent voltage protection characteristics and compliance certifications, making it the available alternative for new designs or component replenishment.

Q: Are there any compliance or regulatory differences between these parts?

A: No. Both parts are ROHS3 compliant, carry MSL rating 1 (unlimited moisture sensitivity), and share the same ECCN (EAR99) and HTSUS classifications. Regulatory and manufacturing process compatibility is maintained.

Q: What is the impact of the reduced current rating?

A: The 1A peak pulse current rating of the substitute part limits its use to applications where transient surge currents do not exceed 1A. Applications requiring 4A transient current handling must retain the original part specification or identify alternative suppliers with equivalent current-rated TVS diodes.

Q: Does the improved clamping voltage of the substitute part affect circuit protection?

A: The 11V clamping voltage of the substitute part is lower than the 13V of the original part, resulting in tighter voltage regulation during transient events. This is generally beneficial for circuit protection but must be verified against specific circuit voltage tolerance requirements.

Q: What are the package considerations for substitution?

A: The substitute part uses a 2-DFN1006 package (0402 metric) versus the SOD-882 package of the original part. These packages are not pin-compatible and require PCB layout redesign, including new footprint placement, trace routing, and assembly process validation.

Q: Is the reduced operating temperature range a concern?

A: The substitute part operates to 125°C junction temperature versus 150°C for the original part. This is a 25°C reduction in thermal margin. Applications operating in high-temperature environments must verify that the reduced upper temperature limit does not compromise circuit reliability.