P6SMB16AHM3_A/I Equivalent & Substitute Parts

Part Overview

The P6SMB16AHM3_A/I is a unidirectional Transient Voltage Suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division, designed for telecom applications. This component features a 13.6V reverse standoff voltage with a 22.5V maximum clamping voltage and 26.7A peak pulse current capability in a surface mount DO-214AA (SMB) package. The part is classified as obsolete, which necessitates identification of active equivalent alternatives to maintain design continuity and ensure supply chain availability.

Substiute Parts

P6SMB16AHM3_A/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 747P6SMB16AHM3_A/I Datasheet

Current PartRFQ

P6SMB16AHM3_B/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 887P6SMB16AHM3_B/I Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the P6SMB16AHM3_A/I is determined by strict equivalence across the following critical parameters:

• Voltage - Reverse Standoff (Typ): 13.6V
• Voltage - Breakdown (Min): 15.2V
• Voltage - Clamping (Max) @ Ipp: 22.5V
• Current - Peak Pulse (10/1000µs): 26.7A
• Power - Peak Pulse: 600W
• Package / Case: DO-214AA (SMB)
• Mounting Type: Surface Mount
• Operating Temperature Range: -65°C to 150°C (TJ)
• Grade: Automotive
• Qualification: AEC-Q101

The P6SMB16AHM3_B/I is identified as the manufacturer-recommended substitute. This part maintains identical electrical specifications and mechanical compatibility while offering active product status and improved supply availability.

Parameter Comparison

Engineering Selection Recommendations

The P6SMB16AHM3_B/I is the direct equivalent for the obsolete P6SMB16AHM3_A/I. Selection of the substitute is based on the following engineering criteria:

• All electrical parameters are identical across both parts
• Both parts maintain automotive-grade qualification per AEC-Q101
• Both parts comply with RoHS3 and REACH requirements
• The substitute part carries active product status, ensuring long-term availability and supply chain continuity
• The substitute part is available in Tape & Reel (TR) packaging, suitable for automated assembly processes
• Mechanical compatibility is confirmed through identical DO-214AA (SMB) package specifications
• Thermal operating range remains unchanged at -65°C to 150°C (TJ)

No additional design modifications or circuit re-qualification are required when transitioning from the P6SMB16AHM3_A/I to the P6SMB16AHM3_B/I.

Frequently Asked Questions (FAQ)

Q: Can the P6SMB16AHM3_B/I be used as a direct replacement for the P6SMB16AHM3_A/I?

A: Yes. The P6SMB16AHM3_B/I is the manufacturer-recommended substitute with identical electrical specifications, mechanical compatibility, and automotive qualification. No circuit modifications are required.

Q: What is the primary reason for substitution?

A: The P6SMB16AHM3_A/I is classified as obsolete. The P6SMB16AHM3_B/I maintains active product status, ensuring continued availability and supply chain reliability.

Q: Are the voltage and current ratings identical?

A: Yes. Both parts feature 13.6V reverse standoff voltage, 22.5V maximum clamping voltage, and 26.7A peak pulse current with 600W peak pulse power rating.

Q: Is the package footprint the same?

A: Yes. Both parts use the DO-214AA (SMB) surface mount package with identical mechanical dimensions and PCB footprint.

Q: Do both parts meet automotive standards?

A: Yes. Both parts are automotive-grade components qualified to AEC-Q101 and comply with RoHS3 and REACH requirements.

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

A: The P6SMB16AHM3_A/I packaging is not specified. The P6SMB16AHM3_B/I is supplied in Tape & Reel (TR) format, which is standard for automated assembly processes.

Q: Is thermal performance affected by the substitution?

A: No. Both parts operate across the same temperature range of -65°C to 150°C (TJ).