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TLP290(GB-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.
The TLP290(GB-TP,SE is a single-channel transistor output optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates two gallium arsenide infrared emitting diodes connected in inverse parallel with a photo-transistor, enabling direct AC input operation. The device features a collector-emitter voltage of 80V minimum, an output current capacity of 50mA, and a high isolation voltage of 3750Vrms. It operates within a temperature range of -55°C to 110°C and utilizes a 4-SO surface mount package.
Verify the specific suffix codes on the component marking against official Toshiba documentation to confirm the exact packaging type and compliance status. Ensure that the procurement channel provides valid traceability records. Confirm that the received units match the specified GB rank for current transfer ratio requirements before integration into final assemblies.
Select this component when direct AC input sensing is required without external rectification circuitry. The dual LED structure simplifies design compared to single-LED alternatives. Verify that the 80V collector-emitter voltage rating meets the load requirements. Ensure the 4-SO package dimensions fit the available PCB footprint constraints.
This part belongs to the TLP290 series of transistor output optocouplers designed for high-density surface mounting applications. The series is characterized by its ability to handle AC inputs directly, making it distinct from standard DC-only optocouplers. It is widely used in industrial automation and control systems requiring reliable galvanic isolation.
Direct replacements must maintain the 4-SO package and dual-LED AC input capability. Verify that any substitute part offers equivalent isolation voltage and current transfer ratio ranks. Check pinout compatibility to ensure seamless board replacement without redesign.
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