P6SMB75AHM3_A/I Equivalent & Substitute Parts

Part Overview

The P6SMB75AHM3_A/I is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This component is designed for transient overvoltage protection in telecom applications, featuring a 64.1V reverse standoff voltage and 103V maximum clamping voltage with 5.8A peak pulse current capability in a surface mount DO-214AA (SMB) package. The part is currently listed as obsolete, making equivalent substitutes necessary for ongoing design support and procurement.

Substiute Parts

P6SMB75AHM3_A/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 829P6SMB75AHM3_A/I Datasheet

Current PartRFQ

P6SMB75AHM3_B/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 751P6SMB75AHM3_B/I Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the P6SMB75AHM3_A/I is determined by strict equivalence across the following critical parameters:

• Voltage - Reverse Standoff (Typ): 64.1V
• Voltage - Breakdown (Min): 71.3V
• Voltage - Clamping (Max) @ Ipp: 103V
• Current - Peak Pulse (10/1000µs): 5.8A
• Power - Peak Pulse: 600W
• Package / Case: DO-214AA (SMB)
• Unidirectional Channels: 1
• Operating Temperature Range: -65°C ~ 150°C (TJ)
• Automotive Grade: Yes
• AEC-Q101 Qualification: Yes

The substitute part P6SMB75AHM3_B/I maintains identical electrical and mechanical specifications while offering active product status and improved availability.

Parameter Comparison

Engineering Selection Recommendations

The P6SMB75AHM3_B/I is the direct equivalent substitute for the obsolete P6SMB75AHM3_A/I. Both parts are manufactured by Vishay and maintain identical electrical performance specifications across all critical parameters including voltage ratings, peak pulse current, and power dissipation. Both components carry automotive-grade qualification (AEC-Q101) and ROHS3 compliance certification, ensuring compatibility with automotive and industrial telecom applications.

The primary distinction is product status: P6SMB75AHM3_B/I is active and available, while P6SMB75AHM3_A/I is obsolete. The substitute part is supplied in Tape & Reel packaging, which is standard for production environments. Selection of P6SMB75AHM3_B/I eliminates obsolescence risk while maintaining full functional and compliance equivalence.

Frequently Asked Questions (FAQ)

Q: Can P6SMB75AHM3_B/I be used as a direct replacement for P6SMB75AHM3_A/I?

A: Yes. Both parts are electrically and mechanically identical across all specified parameters. The substitute maintains the same voltage ratings (64.1V standoff, 103V clamping), peak pulse current (5.8A), power rating (600W), package type (DO-214AA SMB), and automotive qualifications (AEC-Q101).

Q: What is the difference between the two part numbers?

A: The primary difference is product status. P6SMB75AHM3_A/I is obsolete, while P6SMB75AHM3_B/I is active. Additionally, P6SMB75AHM3_B/I is supplied in Tape & Reel packaging, which is standard for high-volume production. Both parts are manufactured by Vishay and share identical electrical specifications.

Q: Are there any compliance or certification differences?

A: No. Both parts carry identical certifications: AEC-Q101 automotive qualification, ROHS3 compliance, and REACH unaffected status. Both are suitable for the same applications and regulatory environments.

Q: Is the DO-214AA (SMB) package compatible with existing PCB designs?

A: Yes. Both parts use the same DO-214AA (SMB) surface mount package, ensuring mechanical and electrical compatibility with existing PCB layouts and assembly processes.

Q: What is the operating temperature range for both parts?

A: Both parts operate across the identical temperature range of -65°C to 150°C (junction temperature), suitable for automotive and industrial telecom applications.