CMS02(TE12L) Equivalent & Substitute Parts

Part Overview

The CMS02(TE12L) is a Schottky diode manufactured by Toshiba Semiconductor and Storage, rated for 30V DC reverse voltage with 3A average rectified current. This component is packaged in an M-FLAT (2.4x3.8) surface mount configuration and features fast recovery characteristics suitable for high-frequency switching applications.

The CMS02(TE12L) is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this diode.

Substiute Parts

CMS02(TE12L)

Toshiba Semiconductor and StorageIn Stock: 1580CMS02(TE12L) Datasheet

Current PartRFQ

PMEG3020CEP,115

NXP SemiconductorsIn Stock: 383650PMEG3020CEP,115 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CMS02(TE12L) is determined by the following critical parameters:

Voltage Rating Compatibility: The substitute part must maintain a DC reverse voltage rating of 30V or greater to ensure safe operation within the original circuit design envelope.

Package Compatibility: Both the main part and substitute utilize SOD-128 surface mount packaging, enabling direct physical replacement on printed circuit boards without layout modifications.

Technology Class: Both parts employ Schottky diode technology, ensuring consistent switching characteristics and forward voltage behavior required for fast recovery applications.

Current Handling: The substitute part must support the circuit's current requirements. The CMS02(TE12L) is rated for 3A average rectified current; substitute parts with lower current ratings require circuit-level evaluation.

Speed Characteristics: Fast recovery performance (≤ 500ns, > 200mA) is maintained across substitute options, preserving switching frequency capabilities.

Temperature Range: Operating temperature specifications must accommodate the application's thermal environment.

Parameter Comparison

Engineering Selection Recommendations

PMEG3020CEP,115 (NXP Semiconductors) is the identified substitute for the CMS02(TE12L).

Compatibility Assessment:

The PMEG3020CEP,115 shares identical voltage rating (30V) and package configuration (SOD-128) with the original part, enabling direct physical replacement. Both components employ Schottky technology with fast recovery characteristics, maintaining switching performance requirements.

Current Rating Consideration:

The PMEG3020CEP,115 is rated for 2A average rectified current, compared to the CMS02(TE12L)'s 3A rating. Applications operating at or below 2A current levels are fully compatible. Circuits requiring sustained operation above 2A require design modification or alternative component selection.

Product Status and Supply:

The CMS02(TE12L) is obsolete with limited remaining inventory. The PMEG3020CEP,115 is active production with substantial inventory availability (383,620 pieces), ensuring long-term supply chain continuity.

Compliance Status:

The PMEG3020CEP,115 is ROHS3 compliant and REACH affected, meeting current regulatory requirements. The original CMS02(TE12L) is RoHS non-compliant, making the substitute preferable for new designs and applications subject to environmental regulations.

Thermal Performance:

The PMEG3020CEP,115 supports a maximum junction temperature of 150°C, compared to 125°C for the CMS02(TE12L), providing improved thermal margin in high-temperature operating environments.

Frequently Asked Questions (FAQ)

Q: Can the PMEG3020CEP,115 directly replace the CMS02(TE12L) in existing designs?

A: Direct physical replacement is possible due to identical SOD-128 packaging. However, the 2A current rating of the PMEG3020CEP,115 versus the 3A rating of the CMS02(TE12L) requires verification that circuit current does not exceed 2A during normal operation.

Q: What are the key differences between these parts?

A: The primary differences are current rating (3A vs. 2A), reverse leakage current (500 µA vs. 1.5 mA), maximum junction temperature (125°C vs. 150°C), and product status (obsolete vs. active). Voltage rating, package type, and speed characteristics are identical.

Q: Is the higher reverse leakage current of the PMEG3020CEP,115 a concern?

A: The PMEG3020CEP,115 exhibits 1.5 mA reverse leakage at 30V compared to 500 µA for the CMS02(TE12L). This difference must be evaluated within the specific circuit application to determine if increased leakage current affects performance or power consumption.

Q: Are there packaging differences between these parts?

A: Both parts use SOD-128 surface mount packaging. The CMS02(TE12L) is supplied in M-FLAT (2.4x3.8) configuration, while the PMEG3020CEP,115 uses SOD-128/CFP5 configuration. These are compatible package variants for the SOD-128 standard.

Q: What is the impact of the lower current rating on circuit design?

A: Applications designed for 3A operation require either circuit modification to reduce current below 2A or selection of an alternative component with higher current rating. The PMEG3020CEP,115 is suitable only for circuits operating at 2A or below.

Q: Does the PMEG3020CEP,115 meet current regulatory requirements?

A: Yes. The PMEG3020CEP,115 is ROHS3 compliant and REACH affected, meeting current environmental and regulatory standards. The original CMS02(TE12L) is RoHS non-compliant.