TLP290(BLL-TP,E)

Transistor, Photovoltaic Output Optoisolators Overview

The TLP290(BLL-TP,E) is a single-channel transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It features an infrared LED coupled to a phototransistor within a compact surface-mount package. The device provides high isolation voltage of 3750Vrms, ensuring reliable signal transmission between isolated circuits. Key electrical specifications include a maximum collector-emitter voltage of 80V and a continuous output current of 50mA per channel. Typical switching characteristics include a rise time of 2µs and a fall time of 3µs. The component supports both AC and DC input types, making it suitable for various digital and analog isolation applications in industrial and consumer electronics.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation between input and output circuits using infrared light coupling
• Features a high isolation voltage rating for safe operation in high-voltage environments
• Supports fast switching speeds with typical rise and fall times in the microsecond range
• Designed for surface-mount assembly to facilitate automated PCB manufacturing

Transistor, Photovoltaic Output Optoisolators Applications

• Programmable controllers AC/DC-input modules
• Industrial automation signal isolation
• Consumer appliance control interfaces
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (BLL-TP,E) against official Toshiba documentation to confirm packaging type and compliance status. Ensure compatibility with existing PCB footprints and reflow soldering profiles. Cross-reference with authorized distributors to confirm availability and authenticity, as suffix variations may indicate different reel quantities or RoHS compliance levels. Always consult the latest datasheet for handling and storage precautions.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high-speed switching and robust isolation are required in a small form factor. The 50mA output current capability suits direct driving of low-power logic inputs. Consider the 3750Vrms isolation rating for safety-critical applications. Evaluate the typical 2µs/3µs switching times against system frequency requirements. Ensure the SOIC-4 package fits the design constraints compared to through-hole alternatives.

Transistor, Photovoltaic Output Optoisolators Part Context

The TLP290 series belongs to Toshiba's lineup of general-purpose transistor output optocouplers. This family is widely used in industrial and commercial equipment for noise immunity and circuit protection. The BLL variant typically denotes specific insulation system certifications. The TP suffix indicates tape and reel packaging for high-volume automated assembly. The E suffix often relates to environmental compliance or specific manufacturing lot codes.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements should match the 1-channel configuration, 80V Vceo, 50mA Iout, and 3750Vrms isolation. Verify pinout compatibility with standard SOIC-4 optocouplers. Check if alternative brands offer similar switching speeds and CTR ranges. Ensure any substitute meets the same safety agency approvals (UL, CSA, EN) if required by the end product certification.