NCL30159AA Description
Pin Name Function Pin Description 1 HV High−voltage start−up current Connects to the rectified ac line or to bulk capacitor to perform the functions source input of start−up current source, Dynamic Self−Supply, AC brown−out detection. − − Creepage distance − 3 BO Bulk voltage monitoring input Receives divided bulk voltage to perform Brown−out protection. 4 SKIP Skip threshold adjust Sets the skip in threshold via a...
NCL30159AA Key Features
- Integrated High-Voltage Startup Circuit with Brownout Detection
- High-Frequency Operation from 20 kHz up to 750 kHz
- Current Mode Control Scheme
- Automatic Dead-time with Maximum Dead-time Clamp
- Over Current and Open String Protection
- Shorted LED String Protection
- Proprietary Skip Cycle in No-load Operation
- Dedicated Soft Start Sequence to Avoid Hard Switching
- This is a Pb-Free Device