TLP290(SE

Transistor, Photovoltaic Output Optoisolators Overview

The TLP290(SE) is a single-channel transistor output optocoupler featuring two inverse-parallel gallium arsenide infrared emitting diodes coupled to a phototransistor. It supports direct AC and DC input operation with a maximum forward current of 50 mA and a typical forward voltage of 1.4 V. The device provides high isolation of 3750 Vrms and operates within a temperature range of -55°C to 110°C. Key electrical parameters include an 80 V collector-emitter voltage, 50 mA output current, and a minimum current transfer ratio of 50% at 5 mA input.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Supports direct AC and DC input operation via dual inverse-parallel infrared LEDs
• Provides high-density surface mounting capability with optimized creepage and gap distances
• Ensures reliable performance across a wide industrial operating temperature range

Transistor, Photovoltaic Output Optoisolators Applications

• Programmable controllers
• AC/DC input modules for hybrid ICs
• High-density surface mounting applications

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation (e.g., GB, GR, BLL) to confirm the required Current Transfer Ratio rank and packaging format. Confirm that the selected variant meets the necessary safety certifications such as UL, CSA, or VDE for the target application environment. Ensure the SOIC-4 package dimensions align with the PCB layout requirements.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for circuits requiring direct AC signal interfacing without additional rectification. Consider the specific CTR rank needed for logic level compatibility. Evaluate the thermal management requirements given the wide operating temperature range. Verify insulation voltage ratings against system isolation requirements.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the TLP290 series, designed as an upgrade to older models like the TLP280. It features a compact SOIC-4 package with enhanced insulation thickness and increased creepage distance compared to previous generations. The series maintains compatibility with existing footprints while offering improved reliability and safety certification coverage.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

TLP280 is listed as a predecessor model. Verify pinout compatibility and ensure the replacement part meets the same isolation voltage and CTR specifications.