NCP1623
NCP1623 is High-Efficiency Power Factor Controller manufactured by onsemi.
Enhanced, High-Efficiency Power Factor Controller
Features
- Valley Synchronized Frequency Fold- back (VSFF):
- Cr M at Heavy Load
- DCM at Light Load by Dead Time Control
- Valley Switching in Both Cr M and DCM
- On- time Modulation for High PFC in Both Cr M and DCM
- Follower Boost Capability (NCP1623A Only)
- Lowered Output Voltage Regulation at Low Line
- High- Efficient Boost Stage and Downsized Inductor Design
- Skip Mode for Light Load Regulation
- Sleep Mode with Low Current Consumption (SOIC8 Only)
- Fast Line / Load Transient Control
- Dynamic Response Enhancer at Output Undershoot
- Soft OVP and Fast OVP at Output Overshoot
- Excessive Current Protection
- Over Current Protection (OCP)
- Over Stress Protection (OVS)
- Brown Out Protection
- Second Over Voltage Protection (OVP2)
- These are Pb- Free Devices
Typical Applications
- USB- PD
- Flat TV
- Industrial Power Supplies
- All Off- line Appliances Requiring Power Factor Correction
DATA SHEET .onsemi.
PACKAGE PICTURES
TSOP- 6 (SOT23- 6) SN SUFFIX CASE 318G- 02
SOIC- 8 D SUFFIX CASE 751-...
