NCL30051 controller equivalent, pfc and half-bridge resonant combo controller.
needed to implement a highly efficient and small form factor LED Driver/Power Supply. It contains a critical conduction mode (CrM) power factor correction (PFC) boost con.
* High Efficiency LED Drivers and Power Supplies
* Electronic Control Gear
* Lighting Ballasts
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Pin
Name
Description
1
HV
This is the input of the high voltage startup regulator and connects directly to the bulk voltage. A constant cur-
rent source supplies current from this pin to the VCC capacitor, eliminating the need for an external .
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