P4SMA8.0CA BK Equivalent & Substitute Parts

Part Overview

The P4SMA8.0CA BK is a transient voltage suppressor (TVS) diode manufactured by Central Semiconductor Corp, designed for general-purpose overvoltage protection in surface mount applications. This component features an 8V reverse standoff voltage with a 13.6V maximum clamping voltage and 29.4A peak pulse current capability in a compact SMA package.

The P4SMA8.0CA BK is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production requirements for applications utilizing this TVS diode specification.

Substiute Parts

P4SMA8.0CA BK

Central Semiconductor CorpIn Stock: 1068P4SMA8.0CA BK Datasheet

Current PartRFQ

SMAJ8.0CA-13-F

Diodes IncorporatedIn Stock: 3124SMAJ8.0CA-13-F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the P4SMA8.0CA BK are qualified based on strict electrical and mechanical parameter matching within the TVS diode category. The substitution criteria are:

Critical Matching Parameters:

• Voltage - Reverse Standoff (Typ): 8V
• Voltage - Clamping (Max) @ Ipp: 13.6V
• Current - Peak Pulse (10/1000µs): 29.4A
• Power - Peak Pulse: 400W
• Package / Case: DO-214AC, SMA
• Mounting Type: Surface Mount
• Operating Temperature Range: -55°C ~ 150°C (TJ)
• Bidirectional Channels: 1
• Type: Zener

The SMAJ8.0CA-13-F manufactured by Diodes Incorporated meets all critical electrical specifications and mechanical requirements, ensuring functional equivalence for direct replacement in the P4SMA8.0CA BK application space.

Parameter Comparison

Engineering Selection Recommendations

The SMAJ8.0CA-13-F is the qualified substitute for the P4SMA8.0CA BK based on the following engineering criteria:

Electrical Equivalence: All critical voltage and current parameters match exactly, ensuring identical circuit performance and protection characteristics.

Mechanical Compatibility: Both components utilize the DO-214AC SMA package with surface mount configuration, enabling direct PCB footprint compatibility without layout modifications.

Product Status Advantage: The SMAJ8.0CA-13-F maintains active product status with current manufacturing support, addressing the obsolescence of the original P4SMA8.0CA BK and ensuring long-term supply chain availability.

Compliance & Certification: The SMAJ8.0CA-13-F is ROHS3 compliant and REACH unaffected, meeting modern regulatory requirements for electronic component procurement.

Packaging Availability: The substitute is available in Tape & Reel (TR) packaging, supporting automated assembly processes and volume production requirements.

Frequently Asked Questions (FAQ)

Q: Can the SMAJ8.0CA-13-F be used as a direct replacement for the P4SMA8.0CA BK?

A: Yes. The SMAJ8.0CA-13-F meets all critical electrical specifications (8V reverse standoff, 13.6V clamping voltage, 29.4A peak pulse current, 400W peak power) and mechanical requirements (DO-214AC SMA package, surface mount configuration, -55°C to 150°C operating range). No circuit modifications or PCB redesign are required.

Q: Are there any package or footprint differences between these components?

A: No. Both components use the DO-214AC SMA package with identical surface mount footprints. The SMAJ8.0CA-13-F is available in Tape & Reel packaging, which is a supply format difference that does not affect component form factor or PCB compatibility.

Q: What is the significance of the product status difference?

A: The P4SMA8.0CA BK is classified as obsolete, meaning Central Semiconductor Corp no longer manufactures or supports this part. The SMAJ8.0CA-13-F maintains active status with Diodes Incorporated, ensuring continued availability, technical support, and compliance with current regulatory standards.

Q: Do the compliance certifications differ between these parts?

A: The SMAJ8.0CA-13-F carries ROHS3 compliance and REACH unaffected status. The original P4SMA8.0CA BK compliance information is not specified in the available data. Both components share identical MSL (Moisture Sensitivity Level) ratings of 1 (Unlimited).

Q: Are there any performance differences in transient suppression characteristics?

A: No. Both components are zener-type TVS diodes with identical electrical performance parameters across all specified operating conditions, including voltage clamping response, peak pulse current handling, and thermal operating range.