Part Number Search

Cross Reference Search

About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

Keyword Search

Parametric Search

Stock Check & Purchase

Select Product Categories

Photovoltaic-Output Photocoupler and MOSFET as Replacement for Mechanical Relay

HVAC application
HVAC application
Application circuit diagram
Application circuit diagram


  • Solid state relay circuit that phptovoltaic coupler drives power MOSFET directly.
  • Introduction of 5 A DC relay application example.
  • Design guidance of solid state relay as replacement of mechanical relay.


  • Solid state relay acheives "longer life", "higher reliability", and "more silence" compared with mechanical relay
  • Photovoltaic coupler : TLP3906

Reference design files

Design, Document

“Design・Document” contains the documents listed below.

Name Date

Toshiba items

Part Number Device Category Portion Usage Description
TLP3906 Photocaoupler Driving MOSFET・1 VOC=7V(Min)/ISC=12μA(Min)/BVS=3750V(Min)/Creepage distance=5.0mm(Min)/SO6
TPH1R306PL MOSFET Current flow line・1 U-MOSIX-H/60V/1.3mΩ(Max)@VGS=10V/SOP Advance




Technical inquiry

Contact us

Contact us

Frequently Asked Questions

A new window will open