PI has recently published a Design Example Report (DER) for dimmable A19 LED lamps. DER-406 is a non-isolated design that incorporates PI's LYTSwitch-4 high-line LED Driver ICs. This new design works with a wide selection of TRIAC dimmers.
Other features include:
- Start-up time of <200 ms
- Excellent dimming performance
- Single-stage Power Factor Correction (PFC)
- Output short-circuit protection with auto-recovery
- Auto-recovering thermal shutdown