TLP701H(GEHC,F) Equivalent & Substitute Parts

Part Overview

The TLP701H(GEHC,F) is a 2-channel optical isolation gate driver manufactured by Toshiba Semiconductor and Storage. It provides 5000Vrms isolation with 200mA peak output current capability, designed for high-voltage gate driving applications requiring galvanic isolation. The device is currently classified as obsolete, making identification of functionally compatible alternatives essential for ongoing system support and new design implementations.

Substiute Parts

TLP701H(GEHC,F)

Toshiba Semiconductor and StorageIn Stock: 1092TLP701H(GEHC,F) Datasheet

Current PartRFQ

TLP5771H(E

Toshiba Semiconductor and StorageIn Stock: 1277TLP5771H(E Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLP701H(GEHC,F) is determined by the following critical parameters:

Isolation Voltage: The substitute must maintain 5000Vrms isolation to preserve system safety margins and regulatory compliance.

Channel Configuration: The main part provides 2 independent channels. Substitutes with reduced channel count (1 channel) require circuit redesign or dual-device implementation.

Output Current Capability: The main part delivers 200mA peak output current. Substitutes with higher current ratings (1A) provide enhanced drive capability and margin.

Output Supply Voltage: Both parts operate within 10V ~ 30V range, ensuring compatibility with existing power supply designs.

Common Mode Transient Immunity: The main part specifies 20kV/µs minimum. Higher immunity ratings in substitutes improve noise rejection performance.

Propagation Delay: The main part specifies 700ns maximum. Lower propagation delays in substitutes reduce timing skew in gate drive circuits.

Operating Temperature Range: Both parts support -40°C ~ 125°C, maintaining thermal compatibility.

Package and Mounting: Both parts use surface-mount 6-pin packages (SDIP/SOIC), though with different body widths (6.80mm vs 7.50mm).

Parameter Comparison

Engineering Selection Recommendations

For Single-Channel Applications:

The TLP5771H(E) serves as a direct functional substitute for applications requiring only one isolation channel. The substitute provides superior electrical performance across all timing parameters (150ns propagation delay vs. 700ns, 50ns pulse width distortion vs. 500ns) and higher output current capability (1A vs. 200mA). The substitute maintains identical isolation voltage (5000Vrms) and operating temperature range (-40°C ~ 125°C). Active product status ensures long-term availability and supply continuity.

For Dual-Channel Applications:

Applications requiring two independent isolation channels cannot be directly replaced by the single-channel TLP5771H(E) without circuit modification. Dual-channel functionality requires either: (1) implementation of two TLP5771H(E) devices in parallel, or (2) identification of alternative dual-channel optical isolation gate drivers from the Toshiba product portfolio.

Package Considerations:

The TLP5771H(E) uses a 6-SOIC package with 7.50mm body width, compared to the TLP701H(GEHC,F) 6-SOIC package with 6.80mm body width. PCB layout and footprint verification is required before implementation. Pin-to-pin compatibility must be confirmed against schematic requirements.

Regulatory Compliance:

Both devices maintain CSA, cUL, UL, and VDE certifications. The TLP5771H(E) includes additional CQC certification, expanding compliance scope for applications requiring Chinese market approval.

Frequently Asked Questions (FAQ)

Q: Can the TLP5771H(E) directly replace the TLP701H(GEHC,F) in existing designs?

A: Direct replacement is possible only for applications using a single isolation channel. The TLP5771H(E) is a single-channel device, while the TLP701H(GEHC,F) provides two channels. Dual-channel applications require either dual TLP5771H(E) implementation or alternative component selection.

Q: What are the key electrical advantages of the TLP5771H(E) substitute?

A: The TLP5771H(E) provides faster propagation delay (150ns vs. 700ns), lower pulse width distortion (50ns vs. 500ns), higher common mode transient immunity (35kV/µs vs. 20kV/µs), and greater output current capability (1A vs. 200mA). These improvements enhance gate drive performance and noise immunity.

Q: Are there package compatibility issues between these devices?

A: Both devices use 6-pin surface-mount SOIC packages. However, the TLP5771H(E) has a 7.50mm body width compared to the TLP701H(GEHC,F) 6.80mm width. PCB footprint and layout verification is required before implementation to ensure mechanical fit and electrical routing compatibility.

Q: Does the TLP5771H(E) maintain the same isolation voltage rating?

A: Yes. Both devices provide 5000Vrms isolation voltage, maintaining equivalent galvanic isolation performance and regulatory safety margins.

Q: What is the supply voltage compatibility between these devices?

A: Both devices operate within the identical 10V ~ 30V output supply voltage range, ensuring compatibility with existing power supply designs without modification.

Q: Why is the TLP701H(GEHC,F) classified as obsolete?

A: The TLP701H(GEHC,F) is no longer in active production. The TLP5771H(E) represents Toshiba's current-generation optical isolation gate driver technology with improved performance specifications and active manufacturing status.

Q: Are regulatory certifications equivalent between the two devices?

A: Both devices hold CSA, cUL, UL, and VDE certifications. The TLP5771H(E) includes additional CQC certification for expanded market compliance. Existing UL/VDE approvals remain valid for both devices.

Q: What is the operating temperature compatibility?

A: Both devices support identical operating temperature range of -40°C ~ 125°C, ensuring thermal compatibility in existing system designs.