TLP700F(D4-TP,F) Equivalent & Substitute Parts

Part Overview

The TLP700F(D4-TP,F) is a 2A gate driver optical coupler manufactured by Toshiba Semiconductor and Storage, designed for high-voltage isolation applications requiring 5000Vrms isolation rating. This component integrates optical coupling technology in a 6-SDIP gull wing surface mount package, providing galvanic isolation for gate drive circuits in power conversion and switching applications.

The TLP700F(D4-TP,F) is classified as obsolete. Locating equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications currently utilizing this component.

Substiute Parts

TLP700F(D4-TP,F)

Toshiba Semiconductor and StorageIn Stock: 948TLP700F(D4-TP,F) Datasheet

Current PartRFQ

TLP5702(D4-TP4,E

Toshiba Semiconductor and StorageIn Stock: 2292TLP5702(D4-TP4,E Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLP700F(D4-TP,F) is determined by strict equivalence across the following critical parameters:

Isolation and Safety Requirements:

• Voltage isolation rating of 5000Vrms (mandatory for safety-critical gate drive applications)
• ECCN classification EAR99 (regulatory compliance)
• HTSUS code 8541.49.8000 (tariff classification alignment)

Functional Requirements:

• Single-channel optical coupler configuration
• Surface mount technology compatibility
• Output supply voltage range 15V ~ 30V
• Operating temperature range compatibility

Performance Characteristics:

• Common mode transient immunity (CMTI) performance
• Propagation delay specifications
• Peak output current capability

The TLP5702(D4-TP4,E) qualifies as a manufacturer-recommended substitute based on matching isolation voltage, channel count, supply voltage range, surface mount packaging, and regulatory classifications. The substitute part demonstrates enhanced performance in CMTI and propagation delay while maintaining functional compatibility with the original design requirements.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The TLP700F(D4-TP,F) is obsolete and no longer manufactured. The TLP5702(D4-TP4,E) is an active product with current manufacturing support and availability. Selection of the active substitute part ensures long-term supply chain viability and access to manufacturer technical support.

Regulatory and Compliance Alignment: Both parts share identical ECCN (EAR99) and HTSUS (8541.49.8000) classifications, ensuring equivalent regulatory treatment and export compliance status.

Functional Equivalence: The TLP5702(D4-TP4,E) maintains the critical 5000Vrms isolation voltage rating and single-channel configuration required for gate driver applications. The substitute operates within the identical 15V ~ 30V supply voltage range and -40°C to 110°C temperature envelope, providing functional compatibility with existing circuit designs.

Performance Enhancement: The substitute part demonstrates improved performance specifications: common mode transient immunity increases from 15kV/µs to 20kV/µs, and propagation delay decreases from 500ns to 200ns. These enhancements provide design margin and improved switching performance without requiring circuit modification.

Package Consideration: Both parts utilize 6-SOIC surface mount packaging. The substitute package width is 7.50mm compared to 6.80mm for the original part. PCB layout verification is required to confirm footprint compatibility, as the 0.027" width difference may affect placement in space-constrained designs.

Frequently Asked Questions (FAQ)

Q: Can the TLP5702(D4-TP4,E) directly replace the TLP700F(D4-TP,F) without circuit modification?

A: The TLP5702(D4-TP4,E) maintains functional compatibility for gate driver applications due to matching isolation voltage (5000Vrms), channel count (1), and supply voltage range (15V ~ 30V). However, PCB layout verification is required due to the 6-SOIC package width difference (7.50mm vs. 6.80mm). The improved propagation delay and CMTI specifications of the substitute part do not require circuit changes and provide enhanced performance margins.

Q: What is the significance of the 5000Vrms isolation voltage rating?

A: The 5000Vrms isolation rating specifies the maximum voltage difference that can be safely applied between the input and output sides of the optocoupler without risk of electrical breakdown. This rating is critical for gate driver applications where the input and output circuits operate at significantly different voltage potentials. Both the original and substitute parts maintain this safety-critical specification.

Q: How do the propagation delay differences affect circuit performance?

A: Propagation delay determines the time interval between input signal transition and output response. The TLP700F(D4-TP,F) specifies 500ns maximum delay, while the TLP5702(D4-TP4,E) specifies 200ns maximum delay. The faster response of the substitute part reduces switching delays in gate drive circuits, improving overall system timing performance and providing additional design margin without requiring circuit redesign.

Q: What does Common Mode Transient Immunity (CMTI) measure?

A: CMTI quantifies the optocoupler's ability to maintain signal integrity when the voltage difference between input and output sides changes rapidly. The TLP700F(D4-TP,F) specifies 15kV/µs minimum CMTI, while the TLP5702(D4-TP4,E) specifies 20kV/µs. The higher CMTI rating of the substitute part provides improved noise immunity in high-dV/dt switching environments.

Q: Are there packaging considerations for PCB redesign?

A: Both parts use 6-SOIC surface mount packages. The substitute part (TLP5702) has a package width of 7.50mm compared to 6.80mm for the original part (TLP700F). In space-constrained PCB layouts, this 0.027" width difference may require footprint adjustment. Standard 6-SOIC footprints typically accommodate this variation, but specific PCB design verification is necessary.

Q: What is the inventory status of each part?

A: The TLP700F(D4-TP,F) has 936 pieces in stock as new original inventory. The TLP5702(D4-TP4,E) has 2191 pieces in stock as new original inventory. The substitute part's larger inventory and active product status provide superior long-term supply chain availability.

Q: Do both parts have identical operating temperature ranges?

A: The TLP700F(D4-TP,F) operates from -40°C to 100°C, while the TLP5702(D4-TP4,E) operates from -40°C to 110°C. The substitute part supports a 10°C higher maximum operating temperature, providing extended thermal operating margin for high-temperature applications.

Q: What is the output configuration difference between these parts?

A: The TLP700F(D4-TP,F) is specified as a 2A gate driver with output current characteristics. The TLP5702(D4-TP4,E) is specified with push-pull totem pole output configuration. Both configurations provide active high and low output drive capability suitable for gate driver applications, with the totem pole topology offering symmetric sourcing and sinking current capability.