SSL21153T Description
The SSL2115X is a low-cost non-dimmable LED driver IC. It is designed to drive LEDs in isolated flyback or non-isolated buck-boost topologies. The device includes a high-voltage power switch and a circuit enabling start-up directly from the rectified mains voltage.
SSL21153T Key Features
- pact solution with a small form factor and a low ponent count
- Ease of integration
- Primary side sensing (no optocoupler required)
- True current source behavior
- LED current independent of mains voltage, LED voltage and temperature variation
- LED current accuracy (10 %)
- Line regulation: 3 % at 230 V 10 %
- Load regulation: 3 % between 0.5 Umax and 0.85 Umax
- Efficiency up to 86 % depending on the application
- Power Factor 0.6 or ~0.9 using valley fill
SSL21153T Applications
- SSL21151 is suitable for applications up to 5 W mains power
- SSL21153 is suitable for applications up to 10 W mains power