PS9552L3-E3-AX Equivalent & Substitute Parts

Part Overview

The PS9552L3-E3-AX is a 2.5A gate driver optical coupler manufactured by Renesas, designed for high-voltage isolation applications requiring 5000Vrms isolation rating. This component integrates optical coupling technology to provide galvanic isolation in gate drive circuits with a single channel configuration and 8-SMD surface mount packaging.

The PS9552L3-E3-AX carries an obsolete product status. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term production requirements for applications currently utilizing this component.

Substiute Parts

PS9552L3-E3-AX

RenesasIn Stock: 2488PS9552L3-E3-AX Datasheet

Current PartRFQ

PS9531L3-E3-AX

Renesas Electronics CorporationIn Stock: 2138PS9531L3-E3-AX Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the PS9552L3-E3-AX is determined by the following critical parameters:

Primary Substitution Criteria:

• Voltage isolation rating: 5000Vrms (mandatory match)
• Number of channels: 1 (mandatory match)
• Peak output current: 2.5A (mandatory match)
• Output current capability (high/low): 2A, 2A (mandatory match)
• Output supply voltage range: 15–30V (mandatory match)
• Mounting type: Surface Mount (mandatory match)
• Package type: 8-SMD, Gull Wing (mandatory match)
• Technology: Optical Coupling (mandatory match)

The PS9531L3-E3-AX qualifies as a direct substitute based on matching all primary substitution criteria. This part maintains identical isolation voltage, channel count, output current specifications, supply voltage range, and physical packaging configuration. The PS9531L3-E3-AX is available in Tape & Reel packaging and carries an active product status, providing improved supply chain availability compared to the obsolete PS9552L3-E3-AX.

Parameter Comparison

Engineering Selection Recommendations

PS9531L3-E3-AX as Primary Substitute:

The PS9531L3-E3-AX is the qualified substitute for the obsolete PS9552L3-E3-AX. Selection of this substitute is based on the following engineering factors:

Product Status: The PS9531L3-E3-AX carries active product status, ensuring ongoing manufacturer support, availability, and supply chain continuity. The PS9552L3-E3-AX is obsolete and subject to discontinuation.

Compliance and Certifications: The PS9531L3-E3-AX achieves ROHS3 compliance, meeting current environmental and regulatory requirements for electronic components. The PS9552L3-E3-AX is RoHS non-compliant. Both parts maintain REACH Unaffected status and EAR99 export classification.

Regulatory Approvals: The PS9531L3-E3-AX holds CSA, SEMKO, and UL certifications. The PS9552L3-E3-AX holds BSI, CSA, DEMKO, FIMKO, NEMKO, SEMKO, and UL certifications. Both parts satisfy UL and CSA approval requirements.

Packaging Configuration: The PS9531L3-E3-AX is supplied in Tape & Reel format, supporting automated assembly processes. The PS9552L3-E3-AX is supplied in Bulk packaging. Tape & Reel packaging is standard for production environments.

Performance Characteristics: The PS9531L3-E3-AX demonstrates improved timing performance with reduced propagation delay (175ns versus 500ns), lower pulse width distortion (75ns versus 300ns), and faster rise/fall times (40ns versus 100ns). The PS9531L3-E3-AX also provides higher common mode transient immunity (50kV/µs versus 25kV/µs) and extended operating temperature range (-40°C to 125°C versus -40°C to 100°C).

All critical electrical parameters required for gate driver functionality remain equivalent between the two parts.

Frequently Asked Questions (FAQ)

Q: Can the PS9531L3-E3-AX directly replace the PS9552L3-E3-AX in existing designs?

A: Yes. The PS9531L3-E3-AX maintains identical isolation voltage (5000Vrms), channel count (1), output current ratings (2.5A peak, 2A continuous), supply voltage range (15–30V), and physical packaging (8-SMD, Gull Wing). No circuit modifications are required for direct substitution.

Q: What are the key differences between these two parts?

A: The PS9531L3-E3-AX offers improved performance specifications including faster propagation delay (175ns versus 500ns), lower pulse width distortion (75ns versus 300ns), faster rise/fall times (40ns versus 100ns), and higher common mode transient immunity (50kV/µs versus 25kV/µs). The PS9531L3-E3-AX also provides extended operating temperature range (-40°C to 125°C versus -40°C to 100°C) and achieves ROHS3 compliance. Product status differs, with PS9531L3-E3-AX active and PS9552L3-E3-AX obsolete.

Q: Does packaging format affect substitution compatibility?

A: Packaging format does not affect electrical or functional compatibility. The PS9552L3-E3-AX is supplied in Bulk packaging, while the PS9531L3-E3-AX is supplied in Tape & Reel format. Tape & Reel packaging is standard for automated assembly processes and production environments. Both formats contain identical components with identical electrical specifications.

Q: Are there regulatory or compliance differences between these parts?

A: The PS9531L3-E3-AX achieves ROHS3 compliance, meeting current environmental regulations. The PS9552L3-E3-AX is RoHS non-compliant. Both parts maintain REACH Unaffected status. The PS9531L3-E3-AX holds CSA, SEMKO, and UL certifications. The PS9552L3-E3-AX holds additional certifications including BSI, DEMKO, FIMKO, and NEMKO. Both parts satisfy UL and CSA requirements.

Q: What is the isolation voltage rating, and is it identical between both parts?

A: Both parts provide 5000Vrms isolation voltage rating. This specification is identical and represents a critical parameter for gate driver applications requiring high-voltage galvanic isolation.

Q: Can the improved timing performance of the PS9531L3-E3-AX affect circuit operation?

A: The PS9531L3-E3-AX provides faster propagation delay and lower pulse width distortion compared to the PS9552L3-E3-AX. These improvements enhance timing accuracy and reduce signal distortion. Applications designed for the PS9552L3-E3-AX specifications will operate within acceptable margins with the PS9531L3-E3-AX, as the substitute meets or exceeds all critical electrical requirements.

Q: Is the extended operating temperature range of the PS9531L3-E3-AX a consideration for substitution?

A: The PS9531L3-E3-AX supports operating temperatures from -40°C to 125°C, compared to -40°C to 100°C for the PS9552L3-E3-AX. This extended range provides additional thermal margin for applications operating at elevated temperatures. Applications designed for the PS9552L3-E3-AX will operate within the PS9531L3-E3-AX temperature specification.