A1458 Optocoupler Datasheet -

Understanding the A1458 Optocoupler: Features, Specs, and Applications

Input Section (LED)

Part 2: Pin Configuration and Mechanical Drawing

To get the most out of your A1458, keep these design principles in mind: a1458 optocoupler datasheet

CTR Degradation:

Over years of continuous use, the internal LED will slightly dim, effectively lowering the CTR. Design your circuit with a bit of "headroom" (using a higher current than the bare minimum) to account for aging. Conclusion Understanding the A1458 Optocoupler: Features