TLP126(F)

Overview

The TLP126(F) is a single-channel optocoupler featuring an AC/DC input and transistor output. It integrates a GaAs infrared LED with a phototransistor, offering high current transfer ratio at low input currents. Key electrical parameters include a collector-emitter voltage of 80V minimum, isolation voltage of 3750Vrms, and CTR range of 100% to 1200%. The device operates within a temperature range of -55°C to +100°C.

Feature Summary

• AC and DC input compatibility via reverse-parallel GaAs LED configuration
• High current transfer ratio performance under low input current conditions
• Robust electrical isolation rated at 3750Vrms for safety applications

Applications

• Programmable controller input modules
• AC/DC input interface circuits
• Telecommunications equipment signal isolation

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific suffix variations against the official datasheet. Ensure storage conditions meet moisture sensitivity level requirements prior to assembly.

Selection Notes

Select this component for applications requiring reliable isolation between control and load circuits. Consider the 80V collector-emitter voltage rating for appropriate load switching. Evaluate the 3750Vrms isolation barrier for safety certification requirements in industrial environments.

Part Context

This part belongs to Toshiba's TLP series of surface-mount optocouplers. It is designed for compact PCB layouts while maintaining high isolation standards. The family typically includes variants with different packaging options and certification approvals for global market deployment.

Replacement Considerations

TLP126TPRF is a documented substitute variant within the same product line.