VIPER100A-22-E

AC DC Converters, Offline Switchers Overview

The VIPER100A-22-E is a fixed frequency offline converter from the VIPerPlus family, manufactured by STMicroelectronics. It integrates a high-voltage Vertical Power MOSFET (700V/3A) with a PWM controller on a single silicon chip using VIPower M0 Technology. The device operates at a maximum switching frequency of 200 kHz and supports flyback topology. It provides up to 50W in wide-range conditions or 100W in single-range applications. Key electrical parameters include a 700V breakdown voltage, 3A output current capability, and an operating supply voltage range of 8V to 15V.

AC DC Converters, Offline Switchers Feature Summary

• Integrates a state-of-the-art PWM circuit with an optimized high-voltage Vertical Power MOSFET on a single silicon chip.
• Features automatic burst mode operation for standby conditions to minimize total power consumption.
• Includes adjustable current limitation, soft start, shutdown control, and over-temperature protection.
• Utilizes current mode control with an internally trimmed Zener reference and under-voltage lock-out.

AC DC Converters, Offline Switchers Applications

• Offline power supplies requiring secondary power capabilities up to 50W in wide-range conditions
• Offline power supplies requiring secondary power capabilities up to 100W in single-range or doubler configurations
• Smart grid distribution and smart meter solutions

AC DC Converters, Offline Switchers Procurement Notes

Verify component authenticity through authorized STMicroelectronics distributors. Confirm RoHS compliance status and check for obsolete status indicators, as availability may vary. Ensure proper handling for ESD-sensitive devices and validate package integrity upon receipt. Cross-reference datasheet revisions to ensure compatibility with existing design specifications.

AC DC Converters, Offline Switchers Selection Notes

Select this component for designs requiring integrated high-voltage switching with minimal external components. It is suitable for applications needing primary or secondary regulation loops while reducing part count compared to discrete solutions. Consider the 200 kHz frequency limit and thermal management requirements for higher power outputs within the Pentawatt package constraints.

AC DC Converters, Offline Switchers Part Context

This part belongs to the VIPerPlus series of high-voltage offline converters. It utilizes VIPower M0 Technology to combine control logic and power switching. The device is designed to replace discrete solutions, offering significant component reduction. It is categorized under PMIC - Power Management ICs, specifically AC DC Converters, Off Line Switchers.

AC DC Converters, Offline Switchers Replacement Considerations

Public confirmed substitute part numbers include VIPER100A-E and VIPER100ASP-E. Verify pinout compatibility and electrical parameter alignment before substitution. Check for any differences in packaging or thermal characteristics that may impact board layout and heat dissipation strategies.