SMBJ6.0CAHM3_A/I Equivalent & Substitute Parts

Part Overview

The SMBJ6.0CAHM3_A/I is a bidirectional transient voltage suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division, designed for telecom applications. This component features a 6V reverse standoff voltage with a 10.3V maximum clamping voltage and 58.3A peak pulse current capability in a surface mount DO-214AA (SMB) package. The part is currently listed as obsolete, necessitating identification of active equivalent alternatives to maintain design continuity and ensure supply chain availability.

Substiute Parts

SMBJ6.0CAHM3_A/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 1157SMBJ6.0CAHM3_A/I Datasheet

Current PartRFQ

SMBJ6.0CAHM3_B/I

Vishay General Semiconductor - Diodes DivisionIn Stock: 932SMBJ6.0CAHM3_B/I Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the SMBJ6.0CAHM3_A/I is determined by strict equivalence across the following critical parameters:

• Voltage - Reverse Standoff: 6V
• Voltage - Clamping (Max) @ Ipp: 10.3V
• Current - Peak Pulse (10/1000µs): 58.3A
• Power - Peak Pulse: 600W
• Package / Case: DO-214AA (SMB)
• Type: Zener, Bidirectional
• Operating Temperature Range: -55°C ~ 150°C (TJ)
• Automotive Grade and AEC-Q101 Qualification

The SMBJ6.0CAHM3_B/I is the manufacturer-recommended substitute, maintaining identical electrical specifications and automotive qualification while offering active product status and improved supply availability.

Parameter Comparison

Engineering Selection Recommendations

The SMBJ6.0CAHM3_B/I is the direct equivalent for the obsolete SMBJ6.0CAHM3_A/I. Both components are manufactured by Vishay General Semiconductor - Diodes Division and maintain identical electrical performance specifications. The substitute part carries active product status, ensuring continued availability and manufacturing support. Both parts meet automotive-grade requirements with AEC-Q101 qualification and ROHS3 compliance, making them suitable for equivalent circuit implementation without design modification. The primary distinction is packaging format: the substitute is supplied in Tape & Reel (TR) configuration, which is standard for production environments.

Frequently Asked Questions (FAQ)

Q: Can SMBJ6.0CAHM3_B/I be used as a direct replacement for SMBJ6.0CAHM3_A/I?

A: Yes. Both parts are electrically identical with matching voltage ratings (6V standoff, 10.3V clamping), current ratings (58.3A peak pulse), power dissipation (600W), and operating temperature range (-55°C to 150°C). Both are automotive-grade with AEC-Q101 qualification. The substitute offers the advantage of active product status.

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

A: The SMBJ6.0CAHM3_A/I is obsolete, while SMBJ6.0CAHM3_B/I is active. The electrical and mechanical specifications are identical. The suffix change reflects a manufacturing revision or supply chain update by Vishay.

Q: Are there packaging differences between these parts?

A: Both use the DO-214AA (SMB) surface mount package. The main part number does not specify packaging format in the provided data, while the substitute is supplied in Tape & Reel (TR) format, which is standard for automated assembly.

Q: Do both parts meet automotive standards?

A: Yes. Both SMBJ6.0CAHM3_A/I and SMBJ6.0CAHM3_B/I are automotive-grade components with AEC-Q101 qualification, suitable for automotive and industrial telecom applications.

Q: What are the critical parameters for substitution?

A: Substitution is valid when the following parameters match: 6V reverse standoff voltage, 10.3V maximum clamping voltage, 58.3A peak pulse current, 600W peak pulse power, DO-214AA (SMB) package, bidirectional zener type, -55°C to 150°C operating temperature range, and automotive AEC-Q101 qualification.