P4SMA100A BK Equivalent & Substitute Parts

Part Overview

The P4SMA100A 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 100V reverse standoff voltage with a 162V maximum clamping voltage and 2.5A peak pulse current capability in a compact SMA package.

The P4SMA100A BK is classified as obsolete. Identifying qualified substitute components ensures design continuity and maintains supply chain reliability for applications requiring equivalent transient voltage suppression performance.

Substiute Parts

P4SMA100A BK

Central Semiconductor CorpIn Stock: 816P4SMA100A BK Datasheet

Current PartRFQ

SMAJ100A-13-F

Diodes IncorporatedIn Stock: 19952SMAJ100A-13-F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the P4SMA100A BK is determined by matching the following critical electrical and mechanical parameters:

• Voltage - Reverse Standoff: 100V
• Voltage - Clamping (Max) @ Ipp: 162V
• Current - Peak Pulse (10/1000µs): 2.5A
• Power - Peak Pulse: 400W
• Type: Zener, Unidirectional (1 channel)
• Package / Case: DO-214AC, SMA
• Operating Temperature Range: -55°C ~ 150°C (TJ)

The SMAJ100A-13-F from Diodes Incorporated meets all specified electrical and mechanical requirements, providing functional equivalence for the obsolete P4SMA100A BK.

Parameter Comparison

Engineering Selection Recommendations

The SMAJ100A-13-F is the qualified substitute for the P4SMA100A BK based on the following factors:

• All electrical parameters match exactly: 100V standoff voltage, 162V clamping voltage, 2.5A peak pulse current, and 400W peak pulse power.
• Identical mechanical specifications: DO-214AC SMA package with surface mount configuration.
• Operating temperature range is identical: -55°C to 150°C.
• The substitute component is in active production status, ensuring long-term availability and supply chain stability.
• RoHS3 compliance and REACH unaffected status provide regulatory alignment for modern manufacturing environments.
• Moisture Sensitivity Level (MSL) rating of 1 (Unlimited) matches the original component.

Frequently Asked Questions (FAQ)

Q: Can the SMAJ100A-13-F be used as a direct replacement for the P4SMA100A BK?

A: Yes. The SMAJ100A-13-F meets all electrical and mechanical specifications of the P4SMA100A BK, including voltage ratings, current capacity, power dissipation, package type, and operating temperature range. Direct substitution is supported at the circuit level.

Q: What is the primary reason for substitution?

A: The P4SMA100A BK is classified as obsolete. The SMAJ100A-13-F provides equivalent functionality while maintaining active production status and improved supply chain availability.

Q: Are there packaging differences between these components?

A: Both components use the DO-214AC SMA package for surface mount applications. The SMAJ100A-13-F is supplied in Tape & Reel (TR) format, which is standard for high-volume manufacturing and automated assembly.

Q: Do the components have the same thermal characteristics?

A: Yes. Both components operate across the identical temperature range of -55°C to 150°C (junction temperature), ensuring equivalent thermal performance in the specified operating environment.

Q: Are there compliance or certification differences?

A: The SMAJ100A-13-F includes RoHS3 compliance and REACH unaffected status, providing regulatory alignment for current manufacturing standards. Both components share the same ECCN and HTSUS classifications.