LD7837 Overview
The LD7837 is a high performance primary side Flyback or Buck Boost LED Controller with HV start-up special design for LED lighting. This IC operating on transition mode(TM) and integrated with pleted safety requirement protections. It minimizes the ponents counts in a SOP-7 package.
LD7837 Key Features
- High voltage 700V startup circuit
- Primary Side PFC controller
- Optimize THDi Over Wide Universal Range
- High LED Current Accuracy
- Line Regulation 1%
- +/-10% output voltage variation Regulation +/-1%
- ± 5% Inductance variation ± 2%
- Power Saving 0.3W @ No Load VAC=264V
- Output Short Circuit Protection
- CS Short / Open Protection