TLP2270(D4-LF4,E

Logic Output Optoisolators Overview

The TLP2270(D4-LF4,E is a high-speed photocoupler manufactured by Toshiba Semiconductor and Storage. It features a two-channel configuration housed in an SOIC-8 surface-mount package. The device supports a data rate of 20 Mb/s with a propagation delay of 60 ns. Key electrical parameters include a forward current of 6 mA, a forward voltage of 1.5 V, and an output current of 3.2 mA per channel. It provides 5000 Vrms insulation voltage and operates within a temperature range of -40°C to +125°C.

Logic Output Optoisolators Feature Summary

• High-speed signal transmission capability for digital isolation applications
• Dual-channel architecture providing independent circuit isolation
• Totem pole output structure for efficient logic interfacing

Logic Output Optoisolators Applications

• Industrial communication bus isolation
• Data acquisition system input/output isolation
• Microcontroller peripheral interface protection

Logic Output Optoisolators Procurement Notes

Verify the specific suffix (D4-LF4,E) against official Toshiba documentation to confirm lead-free compliance and packaging type. Ensure the SOIC-8 footprint matches the design layout. Cross-reference the datasheet revision date to validate parameter accuracy before finalizing component selection for production.

Logic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required with moderate output drive capabilities. The 6 mA forward current requirement necessitates appropriate series resistor calculation. Verify that the 3.2 mA output current meets the load requirements of the receiving logic gate or microcontroller pin without external buffering.

Logic Output Optoisolators Part Context

This part belongs to the TLP2270 family of high-speed optocouplers designed for robust noise immunity. It utilizes a photodiode input and transistor output configuration to achieve fast switching speeds while maintaining galvanic isolation between input and output circuits in compact electronic assemblies.

Logic Output Optoisolators Replacement Considerations

Check for direct substitutes such as the TLP2270(D4-TP4,E which shares similar electrical characteristics but may differ in tape-and-reel packaging specifications. Confirm pinout compatibility and thermal performance metrics before substituting.