TLP2261(D4-LF4,E

Logic Output Optoisolators Overview

The TLP2261(D4-LF4,E) is a high-speed logic output optocoupler manufactured by Toshiba Semiconductor and Storage. It features a two-channel configuration with a data rate of 15 Mb/s and an insulation voltage of 2500 Vrms. The device utilizes a totem pole output type, supporting a forward current of 6 mA and an output current of 10 mA. Key timing parameters include a rise time of 3 ns and a fall time of 3 ns. It operates within a temperature range of -40°C to +125°C and is housed in an 8-SOIC package.

Logic Output Optoisolators Feature Summary

• High-speed signal transmission capability for digital isolation applications
• Totem pole output structure providing robust logic level interfacing
• Wide operating temperature range suitable for industrial environments

Logic Output Optoisolators Applications

• Signal isolation in digital communication circuits
• Interface between microcontrollers and peripheral devices
• Noise immunity enhancement in industrial control systems

Logic Output Optoisolators Procurement Notes

Verify the specific suffix LF4 against the manufacturer's latest datasheet to confirm pinout compatibility and packaging dimensions. Ensure that the required insulation voltage rating meets the safety standards of the target application. Cross-reference the ordering code with official distributor catalogs to avoid confusion with similar high-speed variants in the TLP2261 family.

Logic Output Optoisolators Selection Notes

Select this component when a dual-channel solution with moderate speed requirements is needed. The 15 Mbps data rate supports standard serial communication protocols. Consider the 2500 Vrms insulation rating for basic isolation needs. The surface-mount SOIC package facilitates automated assembly. Evaluate power dissipation limits under maximum load conditions before finalizing the design.

Logic Output Optoisolators Part Context

This part belongs to the TLP2261 series of high-speed photocouplers from Toshiba. The series is designed for applications requiring reliable electrical isolation between low-voltage digital circuits and higher-voltage domains. The D4-LF4 designation indicates a specific tape-and-reel or tube packaging option and lead-free compliance status defined by the manufacturer.

Logic Output Optoisolators Replacement Considerations

Check for direct substitutes such as the TLP2261(LF4,E) or TLP2261(TP4,E) which share identical electrical characteristics but may differ in packaging format. Verify that any alternative maintains the same channel count, output type, and propagation delay specifications.