Lx1692 Protection Pin |top| Jun 2026

Monitors lamp current. If the signal exceeds ~0.7V, it clocks the controller into "RUN" mode; if it stays below this, the protection timer continues. Over-Voltage Sense:

: This protection is also disabled until the C_TO voltage reaches 0.5V . Key Fault Conditions Detected lx1692 protection pin

: The IC actively monitors the transformer's secondary voltage and lamp current. It can detect "open-lamp" (broken tube) or "short-lamp" conditions, triggering an immediate shutdown to prevent circuit damage. Monitors lamp current