P4SMA6.5CA BK Equivalent & Substitute Parts

Part Overview

The P4SMA6.5CA BK is a Transient Voltage Suppressor (TVS) diode manufactured by Central Semiconductor Corp, designed for general-purpose transient voltage protection in surface mount applications. This component features a 6.5V reverse standoff voltage with an 11.2V maximum clamping voltage and 35.7A peak pulse current capability in a DO-214AC (SMA) package.

The P4SMA6.5CA BK is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this component.

Substiute Parts

P4SMA6.5CA BK

Central Semiconductor CorpIn Stock: 1002P4SMA6.5CA BK Datasheet

Current PartRFQ

SMAJ6.5CA-13-F

Diodes IncorporatedIn Stock: 17312SMAJ6.5CA-13-F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the P4SMA6.5CA BK is determined by strict equivalence across the following critical electrical and mechanical parameters:

Electrical Parameters (Must Match):

• Voltage - Reverse Standoff (Typ): 6.5V
• Voltage - Breakdown (Min): 7.22V
• Voltage - Clamping (Max) @ Ipp: 11.2V
• Current - Peak Pulse (10/1000µs): 35.7A
• Power - Peak Pulse: 400W
• Type: Zener
• Bidirectional Channels: 1

Mechanical Parameters (Must Match):

• Package / Case: DO-214AC, SMA
• Mounting Type: Surface Mount
• Operating Temperature Range: -55°C ~ 150°C (TJ)

The substitute part SMAJ6.5CA-13-F from Diodes Incorporated meets all specified electrical and mechanical parameters, making it a direct functional equivalent for the obsolete P4SMA6.5CA BK.

Parameter Comparison

Engineering Selection Recommendations

The SMAJ6.5CA-13-F from Diodes Incorporated is the recommended substitute for the obsolete P4SMA6.5CA BK. This substitution is supported by:

Product Status: The substitute part is classified as Active, ensuring ongoing availability and supply chain continuity compared to the obsolete main part.

Compliance & Certifications: The SMAJ6.5CA-13-F is RoHS3 Compliant and REACH Unaffected, meeting current regulatory requirements for electronic components in most jurisdictions.

Electrical & Mechanical Equivalence: All critical parameters—voltage ratings, peak pulse current, power dissipation, package type, and operating temperature range—are identical between the main part and substitute, ensuring direct functional compatibility in existing circuit designs.

Packaging Options: The substitute is available in Cut Tape (CT) and Digi-Reel® packaging formats, providing flexibility for both prototype and production-volume procurement.

Frequently Asked Questions (FAQ)

Q: Can the SMAJ6.5CA-13-F be used as a direct replacement for the P4SMA6.5CA BK without circuit modifications?

A: Yes. The SMAJ6.5CA-13-F is electrically and mechanically equivalent to the P4SMA6.5CA BK across all specified parameters. No circuit modifications are required for substitution.

Q: What are the key parameters that determine substitution compatibility?

A: Substitution compatibility is determined by matching: Voltage - Reverse Standoff (6.5V), Voltage - Clamping (11.2V), Current - Peak Pulse (35.7A), Power - Peak Pulse (400W), Package Type (DO-214AC, SMA), and Operating Temperature Range (-55°C ~ 150°C).

Q: Why is the P4SMA6.5CA BK classified as obsolete?

A: The P4SMA6.5CA BK is no longer in active production by Central Semiconductor Corp. The SMAJ6.5CA-13-F from Diodes Incorporated provides equivalent functionality with active product status and current regulatory compliance.

Q: Are there any differences in packaging between the main part and substitute?

A: Both parts use the same DO-214AC (SMA) surface mount package. The substitute is available in Cut Tape (CT) and Digi-Reel® packaging options, which are standard distribution formats that do not affect component functionality or PCB assembly compatibility.

Q: What compliance certifications does the substitute part hold?

A: The SMAJ6.5CA-13-F is RoHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory standards for electronic component distribution and use.