TLP250(D4INV-LF1,F) Equivalent & Substitute Parts

Part Overview

The TLP250(D4INV-LF1,F) is a photocoupler gate driver manufactured by Toshiba Semiconductor and Storage, designed for single-channel isolation applications. This part is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and procurement continuity. The TLP250 series provides galvanic isolation suitable for gate driving and signal transmission in power electronics applications.

Substiute Parts

TLP250(D4INV-LF1,F

Toshiba Semiconductor and StorageIn Stock: 761TLP250(D4INV-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:

• Same base product number (TLP250) ensures core functional compatibility
• Both parts are single-channel optoisolators within the TLP250 family
• Isolation voltage rating (3750Vrms) meets or exceeds typical gate driver requirements
• Active product status of the substitute ensures long-term availability and supply chain stability
• Identical ECCN and HTSUS classifications confirm regulatory equivalence
• RoHS3 compliance and REACH unaffected status provide environmental and regulatory alignment

Key Parameters Determining Substitution:

• Number of Channels: 1
• Isolation Voltage: 3750Vrms
• Output Configuration: Push-Pull, Totem Pole
• Common Mode Transient Immunity: 40kV/µs
• Supply Voltage Range: 10V ~ 30V
• Operating Temperature Range: -40°C ~ 125°C

Parameter Comparison

Engineering Selection Recommendations

The TLP250H(D4-LF1,F) is the designated substitute for the obsolete TLP250(D4INV-LF1,F). Selection is based on:

• Product Status Alignment: The substitute maintains active production status, ensuring procurement availability and manufacturing continuity.
• Regulatory Compliance: Both parts share identical ECCN and HTSUS classifications, confirming export control and tariff equivalence.
• Environmental Compliance: The substitute is RoHS3 compliant and REACH unaffected, meeting current environmental regulations.
• Family Continuity: Both parts belong to the TLP250 base product family, ensuring functional and electrical compatibility within the photocoupler gate driver category.

Frequently Asked Questions (FAQ)

Q: Why is the TLP250(D4INV-LF1,F) marked as obsolete? A: Obsolete status indicates the part is no longer manufactured by Toshiba. The TLP250H(D4-LF1,F) represents the active continuation within the same product family.

Q: Are the TLP250(D4INV-LF1,F) and TLP250H(D4-LF1,F) pin-compatible? A: Both parts are single-channel optoisolators within the TLP250 family. Pin compatibility is determined by the specific package designation (D4 indicates 8-pin DIP configuration). Verify package markings in detailed datasheets before board-level substitution.

Q: What is the difference between the packaging designations? A: The TLP250H(D4-LF1,F) is specified as 8-SMD, Gull Wing surface mount package. The original part packaging is not detailed in the provided specifications. Confirm package compatibility with your PCB design before substitution.

Q: Does the substitute part meet the same isolation voltage requirements? A: The TLP250H(D4-LF1,F) provides 3750Vrms isolation voltage, suitable for standard gate driver and signal isolation applications. Verify this meets your specific circuit isolation requirements.

Q: Are there any compliance differences between the two parts? A: Both parts share identical ECCN (EAR99) and HTSUS (8541.49.8000) classifications. The substitute is RoHS3 compliant and REACH unaffected, meeting current environmental standards.

Q: What is the current inventory status for the substitute part? A: The TLP250H(D4-LF1,F) has 940 pieces of new original stock available, providing adequate supply for procurement planning.