What risks should I check before replacing LTST-C190KSKT?

Key risks include differences in color (wavelength), luminous intensity (brightness), and forward voltage (Vf). An incorrect Vf may require resistor changes, while color or brightness changes affect the visual output.

LTST-C190KSKT Alternatives, Datasheet & Cross Reference | LITEON

LTST-C190KSKT is a standard 0603 AlInGaP yellow LED from LITEON. Finding a substitute involves matching the package, color, forward voltage, and luminous intensity for the specific application.

AI replacement insight

Electrical risklow

Forward voltage is likely compatible within the series, but must be checked.

Package risklow

Candidates from the same series share the same 0603 package.

Sourcing risklow

Multiple variants and functional alternatives exist from the same manufacturer.

Can it be replaced directly?

Yes, LTST-C190KRKT is a likely pin-to-pin replacement from the same LITEON series, but it has a different luminous intensity bin. Datasheet verification is required before use.

Best replacement path

Use LTST-C190KRKT, a variant from the same series with a different luminous intensity, after verifying its datasheet and brightness for your application.

Main risk

The main risk is a mismatch in luminous intensity (brightness) or color, which can affect visual indication and user interface consistency.

Recommended alternatives

A form-fit compatible Orange LED from the same series. Not a direct replacement due to color difference.

View details

Alternative comparison matrix

Feature / factor	LTST-C190KSKT	LTST-C190KFKT	LTST-C190KGKT	Compatibility / risk
Package	0603 (1608 Metric)	SMD	SMD	SMD — Both are 0603 package.; LTST-C190KGKT: Both are 0603 package.
Color	Yellow	Orange	Green	Orange / Green — Candidate is Orange, target is Yellow.; LTST-C190KGKT: Candidate is Green, target is Yellow.
Voltage	1.80 - 2.40 V	2.0 V	1.9 V	2.0 V / 1.9 V — Forward voltage is within target range.; LTST-C190KGKT: Forward voltage is slightly different.

Application & sourcing insights

Questions & answers

Verified drop-in options for LTST-C190KSKT are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.