TLP571(F) Equivalent & Substitute Parts

Part Overview

The TLP571(F) is an optoisolator manufactured by Toshiba Semiconductor and Storage, designed for photocoupler applications requiring galvanic isolation. This component features a single output channel and is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations.

The obsolete status of the TLP571(F) necessitates sourcing equivalent components that maintain compatibility with existing circuit designs while ensuring continued availability and supply chain reliability.

Substiute Parts

TLP571(F)

Toshiba Semiconductor and StorageIn Stock: 837TLP571(F) Datasheet

Current PartRFQ

TLP627M(E

Toshiba Semiconductor and StorageIn Stock: 1010TLP627M(E Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The TLP627M(E) qualifies as a functional substitute for the TLP571(F) based on the following substitution criteria:

Common Classification Parameters:

• Category: Optoisolators (both components)
• Manufacturer: Toshiba Semiconductor and Storage (same manufacturer ensures design consistency)
• Moisture Sensitivity Level: 1 (Unlimited) - identical environmental handling requirements
• ECCN Classification: EAR99 - matching export control designation
• HTSUS Code: 8541.49.8000 - identical tariff classification

Functional Compatibility Basis:

• Single channel isolation architecture
• Through-hole mounting compatibility
• DIP package form factor
• Galvanic isolation functionality for photocoupler applications

The TLP627M(E) represents an active product with enhanced specifications, providing improved availability compared to the obsolete TLP571(F).

Parameter Comparison

Engineering Selection Recommendations

Selection between the TLP571(F) and TLP627M(E) should be based on the following engineering criteria:

Product Status Consideration: The TLP571(F) is classified as obsolete. For new designs or system replacements requiring long-term component availability, the TLP627M(E) is the appropriate selection due to its active product status.

Compliance and Certification: Both components share identical ECCN (EAR99) and HTSUS (8541.49.8000) classifications, ensuring equivalent regulatory and trade compliance profiles.

Environmental Handling: Both components maintain MSL 1 (Unlimited) rating, indicating identical moisture sensitivity requirements and storage conditions.

Manufacturer Continuity: Both components are manufactured by Toshiba Semiconductor and Storage, ensuring design philosophy and quality standards alignment.

Frequently Asked Questions (FAQ)

Q: Can the TLP627M(E) directly replace the TLP571(F) in existing designs?

A: The TLP627M(E) shares the same manufacturer, category classification, environmental handling requirements, and regulatory designations as the TLP571(F). Both components feature single-channel optoisolator architecture with through-hole mounting. Circuit-level compatibility depends on verification of specific electrical parameters (isolation voltage, output current, switching characteristics) against your application requirements.

Q: What is the primary reason for substitution?

A: The TLP571(F) is obsolete. The TLP627M(E) is an active product from the same manufacturer, providing assured long-term availability and supply chain continuity.

Q: Are the package dimensions compatible?

A: The TLP627M(E) is specified as 4-DIP (0.300", 7.62mm). Package specifications for the TLP571(F) are not provided in the reference data. Physical package verification is required before PCB layout confirmation.

Q: Do both components have identical moisture sensitivity requirements?

A: Yes. Both the TLP571(F) and TLP627M(E) are classified as MSL 1 (Unlimited), indicating identical handling, storage, and environmental requirements.

Q: Are there export control differences between these components?

A: No. Both components share identical ECCN (EAR99) and HTSUS (8541.49.8000) classifications, ensuring equivalent export control and tariff treatment.