MBRB2035CT-TP Equivalent & Substitute Parts

Part Overview

The MBRB2035CT-TP is a Schottky diode array manufactured by Micro Commercial Co, configured as 1 pair common cathode with a maximum reverse voltage rating of 35 V and average rectified current of 20 A per diode. The component is packaged in a surface mount TO-263-3 D2PAK configuration with 2 leads plus tab. This part is classified as obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and procurement needs.

Substiute Parts

MBRB2035CT-TP

Micro Commercial CoIn Stock: 959MBRB2035CT-TP Datasheet

Current PartRFQ

MBRB2045CT-TP

Micro Commercial CoIn Stock: 1194MBRB2045CT-TP Datasheet

MFR RecommendedRFQ

VS-30CTQ035S-M3

Vishay General Semiconductor - Diodes DivisionIn Stock: 939VS-30CTQ035S-M3 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MBRB2035CT-TP are identified based on strict electrical and mechanical compatibility criteria. The primary substitution parameters are:

Mandatory Compatibility Parameters:

• Diode Configuration: 1 Pair Common Cathode
• Technology: Schottky
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D2PAK (2 Leads + Tab), TO-263AB

Electrical Performance Parameters:

• Voltage - DC Reverse (Vr) (Max): Equal to or greater than 35 V
• Current - Average Rectified (Io) (per Diode): Equal to or greater than 20 A
• Voltage - Forward (Vf) (Max) @ If: Within acceptable operating range
• Speed: Fast Recovery ≤ 500 ns, > 200 mA (Io)
• Operating Temperature - Junction: Minimum -55°C ~ 150°C

Substitutes are grouped into two categories: manufacturer-recommended direct substitutes with enhanced specifications, and similar alternatives with equivalent functional performance within the specified parameter ranges.

Parameter Comparison

Engineering Selection Recommendations

MBRB2045CT-TP (Manufacturer-Recommended Substitute)

The MBRB2045CT-TP is the manufacturer-recommended substitute for the obsolete MBRB2035CT-TP. This component maintains identical electrical performance for current and forward voltage specifications while providing enhanced reverse voltage rating of 45 V compared to the original 35 V specification. The MBRB2045CT-TP is classified as active product status, ensuring long-term availability and supply chain continuity. Both components share identical package configuration, mounting type, and operating temperature range. REACH and ECCN compliance status are equivalent. This substitute provides direct functional replacement with improved voltage margin.

VS-30CTQ035S-M3 (Similar Alternative)

The VS-30CTQ035S-M3 from Vishay General Semiconductor - Diodes Division is a similar alternative that maintains the original 35 V reverse voltage specification and identical package configuration. This component is classified as active product status. The primary electrical difference is reduced average rectified current rating of 15 A per diode compared to the original 20 A specification. The VS-30CTQ035S-M3 features an extended operating temperature range of -55°C ~ 175°C and includes RoHS3 compliance certification. This substitute is suitable for applications where the 15 A current rating is sufficient and extended temperature performance is beneficial.

Frequently Asked Questions (FAQ)

Q: Can the MBRB2045CT-TP be used as a direct replacement for the MBRB2035CT-TP?

A: Yes. The MBRB2045CT-TP maintains identical diode configuration, technology, current rating, forward voltage characteristics, and package configuration. The increased reverse voltage rating of 45 V provides enhanced voltage margin over the original 35 V specification. Both components are surface mount TO-263-3 D2PAK packages with identical pinout and thermal characteristics.

Q: What are the limitations of the VS-30CTQ035S-M3 as a substitute?

A: The VS-30CTQ035S-M3 has a reduced average rectified current rating of 15 A per diode compared to the original 20 A specification. This component is suitable only for applications where the current requirement does not exceed 15 A per diode. All other electrical and mechanical parameters, including reverse voltage, package configuration, and mounting type, are compatible with the original MBRB2035CT-TP.

Q: Are the package dimensions identical across all three components?

A: Yes. The MBRB2035CT-TP, MBRB2045CT-TP, and VS-30CTQ035S-M3 all use the TO-263-3 D2PAK package configuration with 2 leads plus tab. The physical dimensions and PCB footprint are identical, allowing direct mechanical substitution without layout modifications.

Q: What is the difference in reverse leakage current between the main part and substitutes?

A: The MBRB2035CT-TP and MBRB2045CT-TP both specify 100 µA reverse leakage current at their respective rated voltages. The VS-30CTQ035S-M3 specifies 2 mA reverse leakage current at 35 V, which is higher. This difference may be significant in low-leakage applications.

Q: Are all three components REACH compliant?

A: All three components are classified as REACH Unaffected, indicating compliance with REACH regulations. The VS-30CTQ035S-M3 additionally carries RoHS3 compliance certification.

Q: What is the operating temperature range difference?

A: The MBRB2035CT-TP and MBRB2045CT-TP both specify -55°C ~ 150°C operating temperature range. The VS-30CTQ035S-M3 provides an extended range of -55°C ~ 175°C, offering 25°C additional high-temperature capability.

Q: Can these components be used interchangeably in all applications?

A: Interchangeability depends on specific application requirements. The MBRB2045CT-TP is a direct upgrade substitute suitable for all applications designed for the MBRB2035CT-TP. The VS-30CTQ035S-M3 is suitable only for applications where the 15 A current rating is sufficient. Verify application current requirements before selecting the VS-30CTQ035S-M3.