KSP42ATA Equivalent & Substitute Parts

Part Overview

The KSP42ATA is a Bipolar (BJT) Transistor classified as an IC REG LINEAR component, manufactured by onsemi. This part is designated as Obsolete, which necessitates identification of active equivalent alternatives for ongoing design requirements and procurement needs. The KSP42ATA maintains ROHS3 Compliance and REACH Unaffected status. With 850 pieces currently in stock, substitute parts must be evaluated for functional and electrical compatibility to ensure seamless integration into existing applications.

Substiute Parts

KSP42ATA

onsemiIn Stock: 942KSP42ATA Datasheet

Current PartRFQ

KSP42TA

onsemiIn Stock: 55353KSP42TA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The KSP42TA serves as the direct substitute for the obsolete KSP42ATA. Substitution eligibility is determined by the following criteria:

Manufacturer Consistency: Both parts are manufactured by onsemi, ensuring design continuity and supply chain alignment.

Component Category: Both parts are classified as Transistors, Bipolar (BJT), confirming functional equivalence at the component level.

Compliance Alignment: The KSP42TA maintains ROHS3 Compliance and REACH Unaffected status, matching the regulatory requirements of the original part.

Active Product Status: The KSP42TA holds Active product status, providing long-term availability and supply security compared to the Obsolete KSP42ATA.

Base Product Number: Both parts share the base product number KSP42, indicating they are part of the same product family with compatible electrical characteristics.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: The KSP42TA is the direct equivalent for the obsolete KSP42ATA. Selection of the KSP42TA is supported by:

Product Status Transition: The KSP42TA maintains Active product status, ensuring continued availability and manufacturing support. This addresses the obsolescence of the KSP42ATA and provides long-term supply chain stability.

Regulatory Compliance: Both parts maintain identical ROHS3 Compliance and REACH Unaffected certifications, eliminating compliance-related redesign requirements.

Manufacturer Continuity: onsemi manufactures both parts, preserving design specifications and quality standards established for the original component.

Supply Availability: The KSP42TA demonstrates significantly higher inventory levels (55,300 pieces) compared to the KSP42ATA (850 pieces), providing superior procurement flexibility and lead time assurance.

Base Product Family Alignment: Both parts share the KSP42 base product number, confirming electrical and functional compatibility within the onsemi product portfolio.

Frequently Asked Questions (FAQ)

Q: Can the KSP42TA directly replace the KSP42ATA in existing designs?

A: Yes. Both parts are manufactured by onsemi, share the same base product number (KSP42), and maintain identical regulatory compliance status (ROHS3 Compliant, REACH Unaffected). The KSP42TA is the active equivalent of the obsolete KSP42ATA.

Q: What is the primary reason for substituting the KSP42ATA?

A: The KSP42ATA holds Obsolete product status, indicating discontinued manufacturing and limited long-term availability. The KSP42TA provides an Active alternative with assured supply continuity.

Q: Are there packaging differences between the KSP42ATA and KSP42TA?

A: The KSP42TA is supplied in TO-92-3 package with Cut Tape (CT) packaging format. The KSP42ATA packaging specification is not provided in the available data. Verify PCB footprint compatibility with the TO-92-3 (TO-226AA) Formed Leads package specification of the KSP42TA.

Q: Do both parts meet current regulatory requirements?

A: Yes. Both the KSP42ATA and KSP42TA maintain ROHS3 Compliance and REACH Unaffected status, satisfying current regulatory requirements for electronic component procurement.

Q: What are the key electrical specifications of the KSP42TA?

A: The KSP42TA is an NPN Bipolar (BJT) Transistor with maximum collector current of 500 mA, collector-emitter breakdown voltage of 300 V, maximum power dissipation of 625 mW, and transition frequency of 50 MHz. Operating temperature range extends to 150°C (TJ).

Q: Is the KSP42TA available in alternative packaging formats?

A: The KSP42TA is specified in TO-92-3 package format with Through Hole mounting type. Alternative packaging options are not indicated in the available product data.