HV9123 Description
HV9120 and HV9123 are Switch-Mode Power Supply (SMPS) controllers suitable for the control of a variety of converter topologies, including flyback and forward converter. Using an internal, high-voltage regulator, HV9120 and HV9123 can derive a bias supply for starting-up and powering a converter from a variety of power sources, such as a 12V battery or the rectified AC (230 VAC) line. HV9120/HV9123 controllers...
HV9123 Key Features
- 10 to 450V input voltage range
- <1.3 mA supply current
- >1 MHz clock
- 49% maximum duty version