TLP351(Z,F) Equivalent & Substitute Parts

Part Overview

The TLP351(Z,F) is a photocoupler gate driver channel component manufactured by Toshiba Semiconductor and Storage. This part is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing design requirements and component procurement. The TLP351 series serves applications requiring galvanic isolation in gate driver circuits, making substitute part selection critical for system continuity.

Substiute Parts

TLP351(Z,F)

Toshiba Semiconductor and StorageIn Stock: 1009TLP351(Z,F) Datasheet

Current PartRFQ

TLP5701(E

Toshiba Semiconductor and StorageIn Stock: 820TLP5701(E Datasheet

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Key Parameters

Substitute Part Grouping Explanation

The TLP5701(E) qualifies as a functional substitute for the TLP351(Z,F) based on the following substitution criteria:

• Manufacturer Continuity: Both components are manufactured by Toshiba Semiconductor and Storage, ensuring design heritage and reliability standards alignment
• Functional Classification: TLP5701(E) is an optoisolator with push-pull, totem pole output configuration, suitable for gate driver applications requiring isolated switching control
• Isolation Voltage: TLP5701(E) provides 5000Vrms isolation voltage, meeting high-voltage isolation requirements typical of gate driver circuits
• Regulatory Compliance: Both parts share identical ECCN (EAR99) and HTSUS (8541.49.8000) classifications, ensuring export and tariff consistency
• Moisture Sensitivity: TLP5701(E) maintains MSL 1 (Unlimited) rating, matching the original component's environmental handling requirements
• Product Status: TLP5701(E) is active and in production, providing long-term availability for replacement designs

Parameter Comparison

Engineering Selection Recommendations

The TLP5701(E) is the designated substitute for the obsolete TLP351(Z,F) based on manufacturer continuity, regulatory alignment, and active product status. The TLP5701(E) maintains identical export classification (EAR99) and tariff coding (8541.49.8000), eliminating compliance complications during transition. The component's active production status ensures sustained availability for new designs and ongoing procurement requirements. RoHS3 compliance and REACH unaffected status of the TLP5701(E) satisfy modern environmental and regulatory standards. The 6-SOIC surface mount package and specified electrical parameters (5000Vrms isolation, 600mA output current, 10V–30V supply range) provide the functional capability required for gate driver applications.

Frequently Asked Questions (FAQ)

Q: Why is the TLP351(Z,F) being discontinued? A: The TLP351(Z,F) is classified as obsolete. The TLP5701(E) represents the active equivalent from the same manufacturer, providing continued access to functionally compatible gate driver isolation technology.

Q: What are the key compatibility factors between TLP351(Z,F) and TLP5701(E)? A: Both components are manufactured by Toshiba, share identical regulatory classifications (EAR99, HTSUS 8541.49.8000), maintain MSL 1 moisture sensitivity ratings, and serve gate driver isolation applications. The TLP5701(E) provides specified isolation voltage of 5000Vrms and push-pull output configuration suitable for gate driver circuits.

Q: Does the TLP5701(E) require PCB layout modifications? A: The TLP5701(E) uses a 6-SOIC surface mount package. PCB footprint compatibility must be verified against the original TLP351(Z,F) package specification. Package dimensions for TLP5701(E) are 0.295" width with 7.50mm standard SOIC spacing.

Q: Are there supply voltage differences between the parts? A: The TLP5701(E) operates across a 10V–30V supply range. Original TLP351(Z,F) supply voltage specifications were not provided in the reference data. Design verification is necessary to confirm supply voltage compatibility with existing circuit requirements.

Q: What is the output current capability of the TLP5701(E)? A: The TLP5701(E) provides 600mA output current per channel, supporting typical gate driver load requirements for power semiconductor switching applications.

Q: Are both parts RoHS compliant? A: The TLP5701(E) is RoHS3 compliant and REACH unaffected. Original TLP351(Z,F) compliance status was not specified in the reference data.