P6SMB62A-M3/52 Equivalent & Substitute Parts

Part Overview

The P6SMB62A-M3/52 is a unidirectional transient voltage suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates in the 53V reverse standoff voltage class and provides 85V maximum clamping voltage with 7.1A peak pulse current capability. The device is classified as Active product status and is RoHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, manufacturing discontinuation, or design flexibility needs.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	53	V
Voltage - Breakdown (Min)	58.9	V
Voltage - Clamping (Max) @ Ipp	85	V
Current - Peak Pulse (10/1000µs)	7.1	A
Power - Peak Pulse	600	W
Operating Temperature Range	-65°C to 150°C	TJ
Package / Case	DO-214AA (SMB)	—
Mounting Type	Surface Mount	—
Type	Zener	—
Unidirectional Channels	1	—

Substitute Part Grouping Explanation

Substitute parts for the P6SMB62A-M3/52 are grouped based on strict electrical parameter equivalence within the allowed tolerance bands for TVS diodes. The primary substitution criteria are:

Voltage - Reverse Standoff (Typ): 53V ±tolerance
Voltage - Clamping (Max) @ Ipp: 85V ±tolerance
Current - Peak Pulse (10/1000µs): minimum 7.1A
Package / Case: DO-214AA (SMB) surface mount
Mounting Type: Surface Mount
Type: Zener, Unidirectional

Parts meeting these electrical specifications are considered functionally equivalent regardless of manufacturer or packaging format (Tape & Box, Tape & Reel, or Cut Tape). The P6SMB62A-E3/52 and P6SMB62A variants from Thinking Electronics Industrial Co. maintain identical electrical performance within specification. The 1KSMB62A from Taiwan Semiconductor Corporation exceeds minimum current requirements (11.8A vs. 7.1A) and power dissipation (1000W vs. 600W), providing enhanced transient protection capability while maintaining voltage parameters. The P6SMB6.8A is not electrically equivalent due to significantly different voltage ratings (5.8V standoff vs. 53V) and is therefore not a valid substitute.

Parameter Comparison

Parameter	P6SMB62A-M3/52 (Vishay)	P6SMB62A-E3/52 (Vishay)	1KSMB62A (Taiwan Semi)	P6SMB62A (Thinking Electronics)
Manufacturer	Vishay General Semiconductor	Vishay General Semiconductor	Taiwan Semiconductor Corporation	Thinking Electronics Industrial Co.
Voltage - Reverse Standoff (Typ)	53V	53V	53V	53V
Voltage - Breakdown (Min)	58.9V	58.9V	58.9V	58.9V
Voltage - Clamping (Max) @ Ipp	85V	85V	85V	85V
Current - Peak Pulse (10/1000µs)	7.1A	7.1A	11.8A	7.06A
Power - Peak Pulse	600W	600W	1000W	600W
Operating Temperature Range	-65°C to 150°C	-65°C to 150°C	-55°C to 175°C	-55°C to 150°C
Package / Case	DO-214AA (SMB)	DO-214AA (SMB)	DO-214AA (SMB)	DO-214AA (SMB)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	RoHS3 Compliant	RoHS3 Compliant	RoHS3 Compliant	RoHS Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and RoHS compliance, ensuring long-term availability and regulatory conformance. The P6SMB62A-E3/52 from Vishay is the primary direct substitute, differing only in packaging format (Tape & Reel vs. Tape & Box), with identical electrical specifications and operating temperature range. This part is recommended when Vishay sourcing is preferred and packaging format is not a constraint.

The 1KSMB62A from Taiwan Semiconductor Corporation is a qualified substitute offering superior transient protection margins with 11.8A peak pulse current and 1000W peak power dissipation compared to the 7.1A and 600W of the original part. The extended operating temperature range (-55°C to 175°C) provides additional thermal margin. This part is suitable for applications requiring enhanced overvoltage protection or operating in elevated temperature environments.

The P6SMB62A from Thinking Electronics Industrial Co. provides electrical equivalence with 7.06A peak pulse current and maintains the 600W power rating. This part is suitable for cost-optimized designs where alternative sourcing is acceptable and RoHS compliance is required.

Frequently Asked Questions (FAQ)

Q: Can P6SMB62A-E3/52 be used as a direct replacement for P6SMB62A-M3/52?

A: Yes. Both parts are manufactured by Vishay and share identical electrical specifications: 53V reverse standoff, 85V clamping voltage, 7.1A peak pulse current, and 600W peak power. The only difference is packaging format (Tape & Reel vs. Tape & Box). Electrical performance and PCB footprint are equivalent.

Q: Is the 1KSMB62A a suitable substitute?

A: Yes, with enhanced performance characteristics. The 1KSMB62A maintains the same voltage ratings (53V standoff, 85V clamping) but provides higher current handling (11.8A vs. 7.1A) and power dissipation (1000W vs. 600W). It is suitable for applications requiring greater transient protection margin or operating in higher temperature environments (-55°C to 175°C vs. -65°C to 150°C).

Q: Why is P6SMB6.8A not listed as a substitute?

A: The P6SMB6.8A operates at fundamentally different voltage ratings (5.8V reverse standoff, 10.5V clamping) compared to the P6SMB62A-M3/52 (53V standoff, 85V clamping). These parts protect different voltage classes and are not electrically interchangeable.

Q: Are all substitute parts available in the same DO-214AA (SMB) package?

A: Yes. All substitute parts use the DO-214AA (SMB) surface mount package with identical PCB footprint and land pattern compatibility.

Q: What compliance certifications apply to all substitute parts?

A: All substitute parts are RoHS compliant and maintain Active product status. The P6SMB62A-M3/52, P6SMB62A-E3/52, and 1KSMB62A are RoHS3 compliant. The P6SMB62A from Thinking Electronics is RoHS compliant. All parts are REACH unaffected and classified as EAR99 for export control purposes.

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