TLP373(F) Equivalent & Substitute Parts

Part Overview

The TLP373(F) is an optoisolator manufactured by Toshiba Semiconductor and Storage, designed for photocoupler applications requiring galvanic isolation. This component is classified as obsolete, making identification of suitable substitute parts essential for ongoing system support and new design implementations. The TLP373(F) operates as a single-channel optoisolator with through-hole mounting in a 4-DIP package configuration.

Substiute Parts

TLP373(F)

Toshiba Semiconductor and StorageIn Stock: 1112TLP373(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 substitute for the TLP373(F) based on the following alignment criteria:

• Both components are single-channel optoisolators manufactured by Toshiba Semiconductor and Storage
• Both utilize 4-DIP through-hole packaging, ensuring mechanical and electrical compatibility in existing PCB layouts
• Both share identical MSL rating (1 - Unlimited) and export classification (ECCN: EAR99, HTSUS: 8541.49.8000)
• The TLP627M(E) is active product status, providing long-term availability and supply chain continuity compared to the obsolete TLP373(F)

Parameter Comparison

Engineering Selection Recommendations

The TLP627M(E) is the designated substitute for the obsolete TLP373(F). Selection is based on:

• Identical manufacturer source (Toshiba Semiconductor and Storage) ensuring consistent design and quality standards
• Matching 4-DIP through-hole package geometry, enabling direct PCB layout compatibility without redesign
• Active product status of the TLP627M(E) provides assured long-term availability and supply chain stability
• Equivalent MSL and export compliance classifications (EAR99, HTSUS 8541.49.8000) maintain regulatory alignment
• The TLP627M(E) provides enhanced electrical specifications including 5000Vrms isolation voltage and Darlington output configuration

Frequently Asked Questions (FAQ)

Q: Can the TLP627M(E) be used as a direct pin-for-pin replacement for the TLP373(F)?

A: Yes. Both components share identical 4-DIP through-hole package geometry (0.300", 7.62mm), enabling direct PCB substitution without layout modifications.

Q: What is the primary advantage of substituting the TLP373(F) with the TLP627M(E)?

A: The TLP627M(E) maintains active product status, ensuring continuous availability and supply chain support. The obsolete TLP373(F) presents sourcing risk and limited inventory access.

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

A: No. Both components share identical MSL rating (1 - Unlimited), ECCN classification (EAR99), and HTSUS code (8541.49.8000), maintaining full regulatory equivalence.

Q: What output configuration does the TLP627M(E) provide?

A: The TLP627M(E) features Darlington output topology with 150mA maximum output current per channel and 300V maximum output voltage rating.

Q: What is the isolation voltage specification of the TLP627M(E)?

A: The TLP627M(E) provides 5000Vrms isolation voltage, supporting high-voltage galvanic isolation applications.