TLP2719(LF4,E

Transistor, Photovoltaic Output Optoisolators Overview

The TLP2719(LF4,E is a high-speed logic optocoupler manufactured by Toshiba Semiconductor and Storage. It integrates a GaAsP infrared emitting diode with a high-gain photodetector IC featuring an open-collector Schottky-clamped transistor output. This configuration ensures LVTTL/LVCMOS compatibility for reliable system performance. Key electrical parameters include a data rate of 1 MBd, isolation voltage of 5000 Vrms, and common mode transient immunity of 10 kV/µs. The device operates within a supply voltage range of 4.5 V to 20 V and supports a maximum forward current of 25 mA.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Integrates a GaAsP LED with a high-gain photodetector IC for enhanced signal integrity.
• Features an open-collector Schottky-clamped transistor output to prevent false triggering.
• Provides LVTTL and LVCMOS logic compatibility for seamless digital interface integration.

Transistor, Photovoltaic Output Optoisolators Applications

• Digital signal isolation in industrial control systems
• Logic level translation between different voltage domains
• Noise-immune communication interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix LF4 against the manufacturer's official datasheet to confirm compliance with RoHS3 directives and lead-free specifications. Ensure the ordering part number matches the exact package variant required for your PCB layout. Cross-reference the component marking with Toshiba Semiconductor and Storage documentation to authenticate the source and avoid counterfeit components during procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when LVTTL or LVCMOS compatibility is required alongside high-speed digital isolation. The integrated Schottky clamp distinguishes it from standard transistor-output optocouplers by reducing noise susceptibility. Verify that the 5000 Vrms isolation rating meets the safety requirements of the target application environment before finalizing the design.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the TLP2719 series of high-speed logic optocouplers produced by Toshiba Semiconductor and Storage. The series is designed for applications demanding fast switching speeds and robust noise immunity. The LF4 suffix typically denotes specific packaging and environmental compliance attributes defined by the manufacturer for surface-mount assembly.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Toshiba Semiconductor and Storage technical support for verified cross-references.