P6SMB20CA-M3/5B Equivalent & Substitute Parts

Part Overview

The P6SMB20CA-M3/5B is a bidirectional transient voltage suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates with a reverse standoff voltage of 17.1V and provides clamping protection at 27.7V maximum, with a peak pulse current rating of 21.7A. The device is designed for general purpose transient voltage suppression applications and maintains active product status with full RoHS3 compliance. Equivalent and substitute parts are identified based on matching electrical performance parameters and compatible packaging specifications.

Substiute Parts

P6SMB20CA-M3/5B

Vishay General Semiconductor - Diodes DivisionIn Stock: 1007P6SMB20CA-M3/5B Datasheet

Current PartRFQ

P6SMB20CA

Eaton - Electronics DivisionIn Stock: 35475P6SMB20CA Datasheet

MFR RecommendedRFQ

P6SMB20CA

Eaton - Electronics DivisionIn Stock: 35475P6SMB20CA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the P6SMB20CA-M3/5B are identified based on electrical parameter equivalence within the P6SMB series. The substitution criteria are:

• Voltage - Reverse Standoff (Typ): 17.1V
• Voltage - Breakdown (Min): 19V
• Voltage - Clamping (Max) @ Ipp: 27.7V
• Current - Peak Pulse (10/1000µs): 21.7A
• Power - Peak Pulse: 600W
• Package / Case: DO-214AA, SMB (surface mount compatible)
• Type: Zener, Bidirectional (1 channel)
• RoHS3 Compliance: Required

The P6SMB20CA manufactured by Eaton - Electronics Division meets all electrical performance requirements and maintains compatibility with the original part's functional specifications. Packaging variations (Tape & Box versus Cut Tape & Digi-Reel) do not affect electrical performance or circuit-level compatibility.

Parameter Comparison

Engineering Selection Recommendations

The P6SMB20CA manufactured by Eaton - Electronics Division is a direct electrical equivalent to the P6SMB20CA-M3/5B. Both parts maintain active product status and full compliance with RoHS3 and REACH requirements. The Eaton variant operates across a slightly narrower temperature range (-55°C to 150°C versus -65°C to 150°C), which remains suitable for most general purpose transient voltage suppression applications. Both parts carry identical ECCN and HTSUS classifications. Selection between these parts should be based on availability, packaging preference (Tape & Box versus Cut Tape & Digi-Reel), and supply chain requirements rather than electrical performance differences.

Frequently Asked Questions (FAQ)

Q: Can the P6SMB20CA (Eaton) be used as a direct replacement for the P6SMB20CA-M3/5B (Vishay)?

A: Yes. Both parts are electrically equivalent with identical voltage ratings (17.1V standoff, 27.7V clamping), current ratings (21.7A peak pulse), and power dissipation (600W). Both are surface mount DO-214AA/SMB packages with active product status and RoHS3 compliance.

Q: What is the difference between the Tape & Box and Cut Tape & Digi-Reel packaging?

A: Packaging format affects supply chain logistics and handling but does not impact electrical performance or circuit compatibility. Tape & Box is suitable for lower-volume applications, while Cut Tape & Digi-Reel is optimized for automated assembly processes.

Q: Are there temperature range differences between these parts?

A: The Vishay part operates from -65°C to 150°C, while the Eaton part operates from -55°C to 150°C. For applications requiring operation below -55°C, the Vishay part is required. For standard industrial and commercial temperature ranges, both parts are equivalent.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the P6SMB20CA-M3/5B and P6SMB20CA are RoHS3 compliant, REACH unaffected, and classified under ECCN EAR99 and HTSUS 8541.10.0080.

Q: Can these parts be used interchangeably in PCB assembly?

A: Yes. Both parts use identical DO-214AA/SMB surface mount packaging and can be placed using the same footprint and assembly parameters.