TLP291(TP,SE

$0.40

Description：OPTOISOLTR 3.75KV 1CH TRANS 4-SO
Series：-
Mfr：Toshiba Semiconductor and Storage
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:df16179d04d2 Category: Transistor, Photovoltaic Output Optoisolators Brand: Toshiba Semiconductor and Storage

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Product introduction

TLP291(TP,SE is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Toshiba Semiconductor and Storage. Its product description is OPTOISOLTR 3.75KV 1CH TRANS 4-SO. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for TLP291(TP,SE

Description：OPTOISOLTR 3.75KV 1CH TRANS 4-SO
Series：-
Mfr：Toshiba Semiconductor and Storage
Package：Tape & Reel (TR),Cut Tape (CT)
Number of Channels：1
Voltage - Isolation：3750Vrms
Current Transfer Ratio (Min)：50% @ 5mA
Current Transfer Ratio (Max)：600% @ 5mA
Turn On / Turn Off Time (Typ)：3µs, 3µs
Rise / Fall Time (Typ)：2µs, 3µs
Input Type：DC
Output Type：Transistor
Voltage - Output (Max)：80V
Current - Output / Channel：50mA
Voltage - Forward (Vf) (Typ)：1.25V
Current - DC Forward (If) (Max)：50 mA
Vce Saturation (Max)：300mV
Operating Temperature：-55°C ~ 110°C
Mounting Type：Surface Mount
Package / Case：4-SOIC (0.179", 4.55mm Width)
Supplier Device Package：4-SO
Grade：-
Qualification：-

Transistor, Photovoltaic Output Optoisolators datasheet and documents for TLP291(TP,SE

TLP291(TP,SE

Transistor, Photovoltaic Output Optoisolators Overview

The TLP291(TP,SE is a single-channel transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates a gallium arsenide infrared emitting diode with a phototransistor in a compact SO-4 surface-mount package. The device provides an isolation voltage of 3750 Vrms and supports a maximum collector-emitter voltage of 80V. It features a typical current transfer ratio of 100% to 300% at 5mA input current. Operating parameters include a maximum forward current of 50mA and a wide temperature range from -55°C to 110°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Integrates a GaAs infrared LED with a phototransistor for signal transmission
Provides high insulation voltage capability for safety isolation
Designed for small switching power supplies and programmable controllers

Transistor, Photovoltaic Output Optoisolators Applications

Small switching power supplies
Programmable controllers
High-density surface mounting applications

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (TP,SE) against official Toshiba documentation to confirm compliance with RoHS standards and packaging type. Ensure that the selected variant matches the required isolation voltage and thermal specifications for the target application environment before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel isolation interface is required within a limited footprint. The SO-4 package offers a thin profile suitable for space-constrained designs. Consider the 3750 Vrms isolation rating and the -55°C to 110°C operating range to ensure reliability under varying environmental conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP series of optocouplers produced by Toshiba Semiconductor and Storage. The series is characterized by its use of gallium arsenide infrared LEDs and phototransistors, providing reliable electrical isolation in a compact form factor suitable for modern electronic equipment requiring safety certification.