TLP250(D4-LF1,F) Equivalent & Substitute Parts

Part Overview

The TLP250(D4-LF1,F) is a photocoupler gate driver manufactured by Toshiba Semiconductor and Storage, designed for single-channel gate driving applications with high-speed isolation capabilities. This component is classified as obsolete, which necessitates identification of functionally equivalent alternatives for ongoing design support and procurement continuity. The TLP250 series provides galvanic isolation suitable for power electronics applications requiring reliable signal transmission across isolated domains.

Substiute Parts

TLP250(D4-LF1,F)

Toshiba Semiconductor and StorageIn Stock: 1259TLP250(D4-LF1,F) Datasheet

Current PartRFQ

TLP250H(D4-LF1,F)

Toshiba Semiconductor and StorageIn Stock: 972TLP250H(D4-LF1,F) Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The TLP250H(D4-LF1,F) qualifies as a direct substitute based on the following criteria:

Substitution Logic:

• Identical base product number (TLP250) indicating same functional family
• Same manufacturer (Toshiba Semiconductor and Storage) ensuring design continuity
• Active product status providing long-term availability and supply chain stability
• Matching isolation voltage rating (3750Vrms) maintaining electrical safety margins
• Compatible output configuration (Push-Pull, Totem Pole) supporting existing gate drive circuits
• Identical supply voltage range (10V ~ 30V) enabling direct circuit integration
• Matching operating temperature range (-40°C ~ 125°C) for thermal compatibility
• Equivalent ECCN and HTSUS classifications for regulatory compliance
• ROHS3 compliance and REACH unaffected status meeting environmental standards

Parameter Comparison

Engineering Selection Recommendations

The TLP250H(D4-LF1,F) is the designated substitute for the obsolete TLP250(D4-LF1,F). Selection of the active TLP250H variant addresses the obsolescence status of the original component while maintaining functional equivalence within the TLP250 product family. The TLP250H offers ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements. Both components share identical ECCN and HTSUS classifications, ensuring consistent export control and tariff treatment. The transition from the obsolete to active variant supports long-term supply chain stability and design continuity for gate driver applications.

Frequently Asked Questions (FAQ)

Q: Why is the TLP250(D4-LF1,F) no longer available? A: The TLP250(D4-LF1,F) has reached obsolete status. The TLP250H(D4-LF1,F) is the active equivalent within the same product family, providing continued support for gate driver applications.

Q: Are the TLP250(D4-LF1,F) and TLP250H(D4-LF1,F) pin-compatible? A: Both components share the same base product number (TLP250) and are manufactured by Toshiba Semiconductor and Storage. The TLP250H maintains the 8-SMD, Gull Wing package configuration, supporting direct circuit integration.

Q: What are the key electrical parameters that define substitution eligibility? A: Substitution is based on isolation voltage (3750Vrms), output configuration (Push-Pull, Totem Pole), supply voltage range (10V ~ 30V), operating temperature range (-40°C ~ 125°C), and single-channel architecture. These parameters ensure functional compatibility in gate drive circuits.

Q: Does the TLP250H(D4-LF1,F) meet current environmental standards? A: Yes. The TLP250H(D4-LF1,F) is ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements for electronic components.

Q: What is the propagation delay specification for the TLP250H(D4-LF1,F)? A: The maximum propagation delay is 500ns for both tpLH and tpHL, with typical rise and fall times of 50ns, supporting high-speed gate drive applications.

Q: Is the TLP250H(D4-LF1,F) suitable for high common-mode transient environments? A: Yes. The TLP250H(D4-LF1,F) provides a minimum common-mode transient immunity (CMTI) of 40kV/µs, suitable for power electronics applications with rapid voltage transitions.