SE40PGHM3_A/I Equivalent & Substitute Parts

Part Overview

The SE40PGHM3_A/I is a general-purpose rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, classified within the eSMP® series. This surface mount diode is rated for 200 V DC reverse voltage with an average rectified current of 2.4 A and is packaged in the TO-277A (SMPC) configuration. The device is actively produced and holds AEC-Q101 automotive qualification, making it suitable for automotive and industrial applications requiring reliable rectification at moderate voltage and current levels. Equivalent substitute parts are identified based on matching electrical specifications and mechanical compatibility to ensure direct functional replacement without circuit redesign.

Substiute Parts

SE40PGHM3_A/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 859SE40PGHM3_A/I Datasheet

Current PartRFQ

SE40PDHM3_A/H

Vishay General Semiconductor - Diodes DivisionIn Stock: 7073SE40PDHM3_A/H Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SE40PGHM3_A/I are identified through parametric equivalence. The substitution logic is based on matching the following critical electrical and mechanical parameters:

Electrical Parameters:

• Voltage - DC Reverse (Vr) (Max): 200 V
• Current - Average Rectified (Io): 2.4 A
• Voltage - Forward (Vf) (Max) @ If: 1.05 V @ 4 A
• Reverse Recovery Time (trr): 2.2 µs
• Current - Reverse Leakage @ Vr: 10 µA @ 200 V
• Capacitance @ Vr, F: 28 pF @ 4V, 1MHz

Mechanical Parameters:

• Package / Case: TO-277, 3-PowerDFN
• Mounting Type: Surface Mount
• Supplier Device Package: TO-277A (SMPC)

Compliance & Qualification:

• Grade: Automotive
• Qualification: AEC-Q101
• RoHS Status: ROHS3 Compliant
• Operating Temperature - Junction: -55°C to 175°C

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The SE40PDHM3_A/H is a direct parametric equivalent to the SE40PGHM3_A/I. Both devices share identical electrical specifications, mechanical packaging, and automotive-grade qualifications. Selection between these parts is determined by availability and supply chain requirements rather than technical performance differences.

Both parts maintain active product status and comply with ROHS3 and AEC-Q101 standards, ensuring suitability for automotive and industrial applications. The TO-277A (SMPC) surface mount package is identical across both variants, permitting direct PCB footprint compatibility without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can SE40PDHM3_A/H replace SE40PGHM3_A/I in existing designs?

A: Yes. The SE40PDHM3_A/H is a parametric equivalent with identical electrical ratings, forward voltage characteristics, reverse recovery time, and package configuration. Direct substitution is supported without circuit modification.

Q: Are there differences in automotive qualification between these parts?

A: No. Both parts carry AEC-Q101 qualification and automotive-grade designation, meeting identical reliability and qualification standards.

Q: What is the significance of the TO-277A (SMPC) package designation?

A: TO-277A (SMPC) is the surface mount power diode package used by both parts. The 3-PowerDFN configuration provides three terminals for surface mount assembly. Both parts use identical package geometry and pin configuration, ensuring PCB compatibility.

Q: Do these parts have different moisture sensitivity levels?

A: No. Both SE40PGHM3_A/I and SE40PDHM3_A/H carry MSL 1 (Unlimited) classification, indicating no moisture sensitivity restrictions during storage or handling.

Q: Are there temperature operating range differences?

A: No. Both parts operate across the identical junction temperature range of -55°C to 175°C, supporting equivalent thermal performance in automotive and industrial environments.

Q: What is the difference between the part number suffixes (_A/I versus _A/H)?

A: The suffixes indicate different manufacturing or distribution variants within the same electrical and mechanical specification family. Both variants meet identical parametric requirements and are functionally interchangeable.