TLP351(D4,Z,F) Equivalent & Substitute Parts

Part Overview

The TLP351(D4,Z,F) is a photocoupler gate driver channel component manufactured by Toshiba Semiconductor and Storage. This part is classified as obsolete, making identification of suitable substitute components essential for ongoing system support and new design implementations. The TLP351 series provides single-channel isolation functionality typical of gate driver applications requiring galvanic isolation between control and power circuits.

Substiute Parts

TLP351(D4,Z,F)

Toshiba Semiconductor and StorageIn Stock: 941TLP351(D4,Z,F) Datasheet

Current PartRFQ

TLP5701(D4,E

Toshiba Semiconductor and StorageIn Stock: 1192TLP5701(D4,E Datasheet

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Key Parameters

Substitute Part Grouping Explanation

The TLP5701(D4,E) qualifies as a direct substitute based on the following alignment criteria:

Functional Classification: Both components operate as optoisolators within the photocoupler category, providing galvanic isolation for gate driver applications.

Isolation Voltage: The TLP5701 provides 5000Vrms isolation voltage, meeting industrial-grade isolation requirements typical of gate driver circuits.

Channel Configuration: Both parts feature single-channel isolation architecture (1 channel, 1 input).

Output Configuration: The TLP5701 delivers push-pull, totem-pole output topology suitable for gate driver applications requiring active high and low drive capability.

Regulatory Compliance: Both components carry EAR99 ECCN classification and fall under the same HTSUS commodity code (8541.49.8000), indicating equivalent trade classification.

Moisture Sensitivity: Both parts maintain MSL 1 (Unlimited) rating, indicating no moisture-related handling restrictions.

Manufacturing Status: The TLP5701 maintains active product status, ensuring continued availability and supply chain reliability.

Parameter Comparison

Engineering Selection Recommendations

For Obsolete Part Replacement: The TLP5701(D4,E) is the designated substitute for the obsolete TLP351(D4,Z,F). Both components share identical manufacturer origin, regulatory classification, and moisture sensitivity characteristics, establishing direct substitutability.

Compliance Considerations: The TLP5701 carries active ROHS3 compliance certification, providing assurance for applications subject to RoHS directives. The TLP351 compliance status is not documented in available specifications.

Supply Chain Status: The TLP5701 maintains active product status with confirmed inventory availability (1176 Pcs), whereas the TLP351 is obsolete. Selection of the TLP5701 ensures long-term component availability and manufacturing continuity.

Regulatory Alignment: Both components maintain identical ECCN (EAR99) and HTSUS (8541.49.8000) classifications, confirming equivalent trade and export regulatory treatment.

Frequently Asked Questions (FAQ)

Q: Can the TLP5701(D4,E) directly replace the TLP351(D4,Z,F) in existing designs?

A: Yes. Both components are manufactured by Toshiba, share identical MSL ratings, and carry the same regulatory classifications (ECCN and HTSUS). The TLP5701 provides documented electrical specifications including 5000Vrms isolation, 600mA output current, and push-pull output topology suitable for gate driver applications.

Q: What is the package difference between these components?

A: The TLP5701(D4,E) is specified in 6-SOIC (0.295", 7.50mm Width) surface-mount packaging. The TLP351 package specification is not provided in available documentation. PCB layout verification is required to confirm mechanical compatibility.

Q: Why is the TLP351 marked as obsolete?

A: The TLP351 has reached end-of-life status in Toshiba's product portfolio. The TLP5701 represents the active replacement within Toshiba's optoisolator gate driver product line.

Q: Are there any compliance differences between the two parts?

A: The TLP5701 carries documented ROHS3 compliance certification. Both components maintain identical MSL 1 (Unlimited) ratings and EAR99 export classification. Compliance documentation for the TLP351 is not available.

Q: What supply chain advantages does the TLP5701 offer?

A: The TLP5701 maintains active manufacturing status with confirmed inventory availability. The TLP351, being obsolete, faces supply constraints and eventual unavailability. Transition to the TLP5701 ensures design continuity and eliminates obsolescence risk.