MBRB30H50CTHE3_A/I Equivalent & Substitute Parts

Part Overview

The MBRB30H50CTHE3_A/I is a Schottky diode array manufactured by Vishay General Semiconductor - Diodes Division. This component features a 1 Pair Common Cathode configuration rated for 50 V DC reverse voltage and 15 A average rectified current per diode. The device is housed in a TO-263-3 D2PAK surface mount package with automotive-grade qualification (AEC-Q101).

This part is classified as Obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this diode array configuration.

Substiute Parts

MBRB30H50CTHE3_A/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 888MBRB30H50CTHE3_A/I Datasheet

Current PartRFQ

V30DM60CLHM3/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 3007V30DM60CLHM3/I Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MBRB30H50CTHE3_A/I is determined by the following critical parameters:

Mandatory Compatibility Criteria:

• Diode Configuration: 1 Pair Common Cathode (electrical topology must match)
• Technology: Schottky (switching characteristics and forward voltage behavior)
• Current Rating: 15 A average rectified current per diode (thermal and current handling capability)
• Mounting Type: Surface Mount (assembly process compatibility)
• Package Type: TO-263-3 D2PAK (physical footprint and lead configuration)
• Automotive Grade with AEC-Q101 Qualification (reliability and qualification standards)
• RoHS3 Compliance (regulatory requirement)

Allowable Parameter Variations:

• Voltage - DC Reverse (Vr): Substitute parts may have equal or higher voltage ratings, provided the application does not exceed the substitute's maximum rating
• Voltage - Forward (Vf): Substitute parts with lower forward voltage drop are acceptable and represent improved performance
• Operating Temperature Range: Substitute parts with equal or wider temperature ranges are acceptable
• Current - Reverse Leakage: Substitute parts with equal or lower leakage current are acceptable

The V30DM60CLHM3/I qualifies as a substitute because it maintains the same diode configuration, Schottky technology, 15 A current rating, surface mount topology, TO-263-3 D2PAK package, automotive grade, AEC-Q101 qualification, and RoHS3 compliance. The substitute offers a higher voltage rating (60 V vs. 50 V) and improved forward voltage characteristics, making it suitable for applications requiring the original part's specifications.

Parameter Comparison

Engineering Selection Recommendations

The V30DM60CLHM3/I is a direct substitute for the MBRB30H50CTHE3_A/I based on the following engineering criteria:

Compliance and Qualification: Both parts maintain automotive-grade classification with AEC-Q101 qualification, ensuring compliance with automotive reliability standards. Both are RoHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity ratings, meeting regulatory and environmental requirements.

Electrical Compatibility: The substitute maintains identical diode configuration (1 Pair Common Cathode), Schottky technology, and 15 A current rating. The higher voltage rating (60 V vs. 50 V) provides additional design margin for applications operating at or below 50 V. The lower forward voltage drop (640 mV vs. 680 mV at 15 A) represents improved efficiency and reduced power dissipation.

Physical and Thermal Compatibility: The TO-263-3 D2PAK package footprint is identical, enabling direct PCB layout compatibility without redesign. Both parts support the same surface mount assembly process. The substitute's operating temperature range (-40°C to 175°C) covers the majority of automotive applications; applications requiring operation below -40°C require design review.

Supply Chain Availability: The original part is classified as Obsolete with limited inventory (875 pcs). The substitute is in Active production status with significantly higher inventory availability (2931 pcs), ensuring long-term supply continuity.

Frequently Asked Questions (FAQ)

Q: Can the V30DM60CLHM3/I be used as a direct replacement for the MBRB30H50CTHE3_A/I without PCB modifications?

A: Yes. Both parts use the TO-263-3 D2PAK package with identical pinout and footprint. No PCB layout changes are required for physical substitution.

Q: What is the significance of the higher voltage rating (60 V vs. 50 V) on the substitute part?

A: The substitute's 60 V rating provides additional voltage margin for the same application. If your circuit operates at or below 50 V, the substitute is fully compatible. The higher rating does not negatively impact performance in lower-voltage applications.

Q: Does the lower forward voltage drop (640 mV vs. 680 mV) affect circuit operation?

A: The lower forward voltage drop on the substitute represents improved efficiency and reduced power dissipation. This change is beneficial and does not create compatibility issues. Circuits designed for the original part will function correctly with the substitute.

Q: Are both parts qualified for automotive applications?

A: Yes. Both the MBRB30H50CTHE3_A/I and V30DM60CLHM3/I carry automotive-grade classification with AEC-Q101 qualification, meeting automotive reliability and quality standards.

Q: What is the difference in operating temperature ranges, and does it matter?

A: The original part operates from -65°C to 175°C, while the substitute operates from -40°C to 175°C. The substitute has a narrower low-temperature range. If your application requires operation below -40°C, the original part specifications must be maintained. For standard automotive applications operating above -40°C, the substitute is fully compatible.

Q: Is the substitute part currently available?

A: Yes. The V30DM60CLHM3/I is in Active production status with 2931 pcs in stock, compared to the Obsolete MBRB30H50CTHE3_A/I with limited inventory. The substitute ensures long-term supply availability.

Q: Do both parts meet RoHS and environmental compliance requirements?

A: Yes. Both parts are RoHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: What is the packaging difference between the two parts?

A: The MBRB30H50CTHE3_A/I is supplied in standard packaging, while the V30DM60CLHM3/I is supplied in Tape & Reel (TR) format. Tape & Reel packaging is standard for high-volume surface mount assembly and does not affect component performance or compatibility.