MCL4151-TR3 Equivalent & Substitute Parts

Part Overview

The MCL4151-TR3 is a general-purpose rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, designed for surface mount applications in the MicroMELF package. This part operates at 75 V DC reverse voltage with a 200 mA average rectified current rating and is qualified to AEC-Q101 automotive standards. The MCL4151-TR3 is currently active in production with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified when they maintain identical electrical performance parameters and mechanical compatibility within the same product family, ensuring direct interchangeability in circuit designs without performance degradation.

Substiute Parts

MCL4151-TR3

Vishay General Semiconductor - Diodes DivisionIn Stock: 9975MCL4151-TR3 Datasheet

Current PartRFQ

MCL4151-TR

Vishay General Semiconductor - Diodes DivisionIn Stock: 2962MCL4151-TR Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCL4151-TR3 is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match Exactly):

• Voltage - DC Reverse (Vr) (Max): 75 V
• Current - Average Rectified (Io): 200 mA
• Voltage - Forward (Vf) (Max) @ If: 1 V @ 50 mA
• Reverse Recovery Time (trr): 4 ns
• Current - Reverse Leakage @ Vr: 50 nA @ 50 V
• Capacitance @ Vr, F: 2 pF @ 0V, 1MHz

Mechanical & Packaging Parameters (Must Match Exactly):

• Package / Case: 2-SMD, No Lead (MicroMELF)
• Mounting Type: Surface Mount
• Supplier Device Package: MicroMELF

Compliance & Grade Parameters (Must Match Exactly):

• Grade: Automotive
• Qualification: AEC-Q101
• Technology: Standard
• Operating Temperature - Junction (Max): 125°C

The MCL4151-TR3 is part of the MCL4151 base product family. Substitutes within this family maintain identical electrical performance and mechanical compatibility, enabling direct replacement in circuit designs.

Parameter Comparison

Engineering Selection Recommendations

The MCL4151-TR3 and MCL4151-TR are direct equivalents within the MCL4151 product family. Both parts are manufactured by Vishay General Semiconductor - Diodes Division and maintain identical electrical specifications, mechanical packaging, and automotive-grade qualifications.

Selection Criteria Based on Provided Data:

Both parts are active in production status with ROHS3 compliance and REACH unaffected designation. The MCL4151-TR3 is available with 9910 pieces in stock, while the MCL4151-TR variant is available with 2863 pieces in stock. Packaging differences between the two variants (Cut Tape for MCL4151-TR3 versus Cut Tape & Digi-Reel® for MCL4151-TR) do not affect electrical or mechanical compatibility.

Selection between these equivalents should be based on:

• Inventory availability requirements
• Packaging format preference (tape configuration)
• Supply chain lead time considerations

Both parts satisfy identical circuit requirements for 75 V, 200 mA general-purpose rectification applications in automotive-grade surface mount designs.

Frequently Asked Questions (FAQ)

Q: Can MCL4151-TR be used as a direct replacement for MCL4151-TR3?

A: Yes. Both parts are parametric equivalents with identical electrical specifications (75 V reverse voltage, 200 mA average rectified current, 1 V forward voltage @ 50 mA, 4 ns reverse recovery time), identical mechanical packaging (2-SMD, No Lead MicroMELF), and identical automotive-grade qualifications (AEC-Q101). Direct substitution is supported without circuit modification.

Q: What are the key parameters that determine substitution eligibility?

A: Substitution eligibility is determined by exact matching of: (1) Voltage - DC Reverse (Vr) (Max) at 75 V, (2) Current - Average Rectified (Io) at 200 mA, (3) Voltage - Forward (Vf) (Max) @ If at 1 V @ 50 mA, (4) Reverse Recovery Time (trr) at 4 ns, (5) Current - Reverse Leakage @ Vr at 50 nA @ 50 V, (6) Capacitance @ Vr, F at 2 pF @ 0V, 1MHz, (7) Package / Case as 2-SMD, No Lead (MicroMELF), and (8) Automotive Grade with AEC-Q101 qualification.

Q: Are there packaging differences between MCL4151-TR3 and MCL4151-TR?

A: The MCL4151-TR3 is supplied in Cut Tape (CT) packaging, while the MCL4151-TR is supplied in Cut Tape (CT) & Digi-Reel® packaging. Both use the same MicroMELF supplier device package format. Packaging format differences do not affect electrical performance or mechanical compatibility in circuit applications.

Q: Do both parts meet automotive qualification requirements?

A: Yes. Both MCL4151-TR3 and MCL4151-TR are automotive-grade components qualified to AEC-Q101 standards, suitable for automotive circuit applications requiring general-purpose rectification.

Q: What is the moisture sensitivity level for these parts?

A: Both parts have Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life without moisture control requirements during storage and handling.

Q: Are these parts RoHS compliant?

A: Yes. Both MCL4151-TR3 and MCL4151-TR are ROHS3 compliant and REACH unaffected, meeting environmental regulatory requirements for electronic component manufacturing and distribution.