TLP701H(D4-MBSTP,F) Equivalent & Substitute Parts

Part Overview

The TLP701H(D4-MBSTP,F) is a 2-channel optical coupling gate driver manufactured by Toshiba Semiconductor and Storage. It provides 5000Vrms isolation with 200mA peak output current, designed for gate drive applications requiring high-voltage isolation in power electronics circuits. The device operates across -40°C to 125°C and is housed in a 6-SDIP surface mount package.

This part is classified as Obsolete. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and access active product alternatives with comparable or enhanced performance characteristics.

Substiute Parts

TLP701H(D4-MBSTP,F

Toshiba Semiconductor and StorageIn Stock: 1101TLP701H(D4-MBSTP,F Datasheet

Current PartRFQ

TLP5771H(D4-TP,E

Toshiba Semiconductor and StorageIn Stock: 2319TLP5771H(D4-TP,E Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLP701H(D4-MBSTP,F) is evaluated based on the following critical parameters:

Isolation Voltage: Both the main part and substitute must maintain 5000Vrms isolation to preserve circuit safety and regulatory compliance.

Technology Platform: Optical coupling technology must be retained to ensure functional equivalence in gate driver applications.

Output Supply Voltage Range: The 10V ~ 30V output supply range must be supported by any substitute.

Operating Temperature Range: The -40°C to 125°C operating window must be maintained or exceeded.

Mounting and Package Compatibility: Surface mount technology is required; however, package footprint differences may necessitate PCB layout modifications.

Channel Configuration: The TLP701H features 2 channels. The identified substitute, TLP5771H, operates as a 1-channel device. This represents a functional difference requiring circuit redesign considerations.

The TLP5771H(D4-TP,E) is identified as a manufacturer-recommended substitute. While it reduces channel count from 2 to 1, it offers enhanced performance in propagation delay, common mode transient immunity, and output current capacity, with active product status ensuring long-term availability.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The TLP701H is obsolete, making long-term supply and support unavailable. The TLP5771H is active, ensuring continued manufacturing, technical support, and regulatory compliance updates.

Regulatory Compliance: Both parts carry CSA, cUL, UL, and VDE certifications, meeting industrial safety standards. The TLP5771H adds CQC certification, expanding compliance scope for certain markets.

Performance Enhancement: The TLP5771H demonstrates superior electrical characteristics across multiple parameters: propagation delay is reduced by 78.6% (700ns to 150ns), common mode transient immunity increases by 75% (20kV/µs to 35kV/µs), and peak output current increases by 400% (200mA to 1A). Pulse width distortion improves by 90% (500ns to 50ns).

Channel Configuration: The transition from 2 channels to 1 channel requires circuit redesign. Applications requiring dual-channel isolation must either implement two TLP5771H devices or identify alternative multi-channel optical couplers.

Package Footprint: The TLP5771H package width increases from 6.80mm to 7.50mm. PCB layout modifications are necessary to accommodate the larger footprint.

Selection Path: For applications where single-channel isolation is acceptable, the TLP5771H provides superior performance and active product status. For dual-channel requirements, alternative multi-channel gate drivers from the Toshiba TLP series or competing manufacturers must be evaluated.

Frequently Asked Questions (FAQ)

Q: Can the TLP5771H directly replace the TLP701H without circuit modifications?

A: No. While both devices provide 5000Vrms optical isolation and operate within the same temperature and supply voltage ranges, the TLP5771H is a single-channel device versus the TLP701H's dual-channel configuration. Circuit redesign is required for applications utilizing both channels. Additionally, the package footprint differs (6.80mm vs. 7.50mm width), requiring PCB layout changes.

Q: What are the key advantages of substituting to the TLP5771H?

A: The TLP5771H offers active product status (ensuring long-term availability), significantly faster propagation delay (150ns vs. 700ns), higher common mode transient immunity (35kV/µs vs. 20kV/µs), greater output current capacity (1A vs. 200mA), and substantially lower pulse width distortion (50ns vs. 500ns). These improvements enhance system performance and reliability.

Q: Are there any compliance or certification differences?

A: Both parts meet CSA, cUL, UL, and VDE standards. The TLP5771H additionally carries CQC certification, which may be required for certain geographic markets or specific application standards.

Q: What should be considered when transitioning from 2 channels to 1 channel?

A: Applications requiring dual-channel gate drive must either implement two separate TLP5771H devices (increasing component count and PCB area) or identify alternative multi-channel optical coupler solutions. The decision depends on circuit topology, space constraints, and cost considerations.

Q: Is the package size difference significant for PCB design?

A: Yes. The TLP5771H package is 0.70mm wider (7.50mm vs. 6.80mm). This requires PCB layout verification to ensure adequate spacing from adjacent components and traces. Existing PCB designs must be modified to accommodate the larger footprint.

Q: What is the inventory status of these parts?

A: The TLP701H has 1082 pieces in stock (obsolete status). The TLP5771H has 2299 pieces available in active production, providing greater supply security for new designs and ongoing production requirements.