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HV9123 - High-Voltage Current-Mode PWM Controller

Download the HV9123 datasheet PDF. This datasheet also covers the HV9120 variant, as both devices belong to the same high-voltage current-mode pwm controller family and are provided as variant models within a single manufacturer datasheet.

General 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.

Key Features

  • 10 to 450V input voltage range.
  • 1 MHz clock.
  • 49% maximum duty version.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HV9120-Microchip.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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HV9102 High-Voltage Switchmode Controllers with MOSFET Supertex Inc
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Other Datasheets by Microchip Technology

Part Number Description
HV9120 High-Voltage Current-Mode PWM Controller
HV9110 High-Voltage Current-Mode PWM Controller
HV9112 High-Voltage Current-Mode PWM Controller
HV9113 High-Voltage Current-Mode PWM Controller
HV9150 High-Voltage Output Hysteretic-Mode Step-Up DC/DC Controller

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
HV9120/HV9123 High-Voltage, Current-Mode, PWM Controller Features • 10 to 450V input voltage range • <1.3 mA supply current • >1 MHz clock • 49% maximum duty version Applications • Off-line high frequency power supplies • Universal input power supplies • High density power supplies • Very high efficiency power supplies • Extra wide load range power supplies Package Types 1 16 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.