P4SMA120A TR13 Equivalent & Substitute Parts

Part Overview

The P4SMA120A TR13 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 a 120V reverse standoff voltage with a 193V maximum clamping voltage and 2A peak pulse current capability in a compact SMA package.

The P4SMA120A TR13 is classified as obsolete. Identifying qualified substitute parts is essential for maintaining design continuity, ensuring supply chain reliability, and supporting long-term product availability for applications requiring this voltage suppression specification.

Substiute Parts

P4SMA120A TR13

Central Semiconductor CorpIn Stock: 735P4SMA120A TR13 Datasheet

Current PartRFQ

SMAJ120A-13-F

Diodes IncorporatedIn Stock: 4789SMAJ120A-13-F Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the P4SMA120A TR13 is determined by strict equivalence across the following critical parameters:

• Voltage - Reverse Standoff (Typ): 120V
• Voltage - Breakdown (Min): 133V
• Voltage - Clamping (Max) @ Ipp: 193V
• Current - Peak Pulse (10/1000µs): 2A
• Power - Peak Pulse: 400W
• Package / Case: DO-214AC, SMA
• Mounting Type: Surface Mount
• Type: Zener
• Unidirectional Channels: 1
• Operating Temperature Range: -55°C to 150°C (TJ)

The SMAJ120A-13-F manufactured by Diodes Incorporated meets all specified electrical and mechanical parameters, making it a direct functional equivalent for the obsolete P4SMA120A TR13.

Parameter Comparison

Engineering Selection Recommendations

The SMAJ120A-13-F is a direct substitute for the obsolete P4SMA120A TR13. Selection is based on the following factors:

Product Status: The P4SMA120A TR13 is obsolete, while the SMAJ120A-13-F is active and in production, ensuring long-term availability and supply chain continuity.

Electrical Equivalence: All voltage ratings, current specifications, and power dissipation parameters are identical between the two parts.

Compliance & Certifications: The SMAJ120A-13-F carries RoHS3 compliance and REACH unaffected status, meeting modern regulatory requirements. Both parts share the same ECCN (EAR99) and HTSUS classification.

Package Compatibility: Both components use the DO-214AC SMA surface mount package, enabling direct PCB footprint compatibility without layout modifications.

Thermal Performance: Identical operating temperature range (-55°C to 150°C TJ) ensures equivalent thermal behavior in the application.

Frequently Asked Questions (FAQ)

Q: Can the SMAJ120A-13-F be used as a direct replacement for the P4SMA120A TR13?

A: Yes. The SMAJ120A-13-F is electrically and mechanically equivalent to the P4SMA120A TR13 across all specified parameters, including voltage ratings, current capacity, package type, and operating temperature range.

Q: Are there any PCB layout changes required when switching from P4SMA120A TR13 to SMAJ120A-13-F?

A: No. Both parts use the identical DO-214AC SMA surface mount package, so no PCB footprint modifications are necessary.

Q: What is the difference between the two manufacturers' parts?

A: The primary difference is manufacturer and product status. Central Semiconductor's P4SMA120A TR13 is obsolete, while Diodes Incorporated's SMAJ120A-13-F is an active production part. All electrical and mechanical specifications are identical.

Q: Does the SMAJ120A-13-F meet current regulatory standards?

A: Yes. The SMAJ120A-13-F is RoHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: Are there any performance differences in transient suppression between these parts?

A: No. Both parts have identical voltage clamping characteristics (193V maximum @ 2A peak pulse), breakdown voltage (133V minimum), and reverse standoff voltage (120V typical).

Q: What is the packaging format for the SMAJ120A-13-F?

A: The SMAJ120A-13-F is supplied in Tape & Reel (TR) format, standard for high-volume surface mount assembly operations.