TLP2270(LF4,E

Logic Output Optoisolators Overview

The TLP2270(LF4,E is a high-speed photocoupler featuring two independent channels in an 8-SOIC package. It delivers a data rate of 20 MBd with typical propagation delays of 60 ns and rise/fall times of 1.3 ns/1 ns. The device supports a supply voltage range of 2.7 V to 5.5 V, offering a maximum forward current of 8 mA and output current of 10 mA per channel. It provides 5000 Vrms isolation voltage and a minimum common-mode transient immunity of 20 kV/µs, operating within a temperature range of -40°C to 125°C.

Logic Output Optoisolators Feature Summary

• High-speed operation with 20 MBd data rate capability
• Low input current requirement for efficient drive
• High common-mode transient immunity for noise rejection
• Wide operating temperature range for industrial reliability

Logic Output Optoisolators Applications

• Industrial communication interfaces
• Data acquisition systems
• Power supply feedback loops
• Signal isolation in noisy environments

Logic Output Optoisolators Procurement Notes

Verify the specific suffix (LF4) against the manufacturer's latest datasheet to confirm pinout and packaging dimensions. Ensure the ordering part number matches the required tape-and-reel or cut-tape configuration. Cross-reference the RoHS compliance status with regional regulatory requirements before finalizing procurement orders.

Logic Output Optoisolators Selection Notes

Select this component when dual-channel isolation with high speed is required. The 20 MBd rate suits applications needing faster response than standard optocouplers. Consider the 8-SOIC package for surface-mount assembly constraints. Verify that the 5000 Vrms isolation meets the safety standards of the target equipment design.

Logic Output Optoisolators Part Context

This device belongs to Toshiba’s high-speed photocopler series designed for digital signal transmission. It integrates an AlGaAs LED with a monolithic IC output stage. The family emphasizes low power consumption and high reliability for modern electronic systems requiring galvanic isolation between circuits.

Logic Output Optoisolators Replacement Considerations

Check for direct substitutes like TLP2270(D4-TP4,E which shares similar electrical characteristics but may differ in packaging or reel specifications. Confirm functional equivalence regarding propagation delay and isolation voltage before substitution.