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AC-DC Controllers & Regulators

Current Mode & Voltage Mode Controllers

ON Semiconductor offers offline controllers and regulators, power factor controllers and secondary side controllers that enable high active mode efficiency, low standby mode consumption and power factor correction.


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Off-Line Regulators  (30)

Current Mode Switching Regulators - Voltage Mode Switching Regulators

Off-line, switching regulators, including current mode, voltage mode, and gated oscillator devices.
Technical Documentation & Design Resources
Design & Development Tools (5) Simulation Models (10)
Reference Designs (9) Data Sheets (16)
Design Notes (40) Package Drawings (11)
Tutorials (3) Videos (12)
Application Notes (32) Evaluation Board Documents (8)
White Papers (1) Evaluation/Development Tools (26)
Previously Viewed Products
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New Products

NCP1340  NCP1341  High-Voltage, Quasi-Resonant Controller Featuring Valley Lock-Out Switching

  • QR frequency jittering reduces EMI signature
  • Maximize efficiency with valley switching and lockout
  • Quiet-Skip™ technology enables operation outside audible range