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LTC3722-1 - Phase Modulated Full Bridge Controllers

Description

The LTC®3722-1/LTC3722-2 phase-shift PWM controllers provide all of the control and protection functions necessary to implement a high efficiency, zero voltage switched (ZVS), full bridge power converter.

Features

  • n Adaptive or Manual Delay Control for Zero Voltage Switching Operation n Adjustable Synchronous Rectification Timing for Highest Efficiency n Adjustable Maximum ZVS Delay n Adjustable System Undervoltage Lockout Hysteresis n Programmable Leading Edge Blanking n Very Low Start-Up and Quiescent Currents n Current Mode (LTC3722-1) or Voltage Mode (LTC3722-2) Operation n Programmable Slope Compensation n VCC UVLO and 25mA Shunt Regulator n 50mA Output Drivers n Soft-Start, Cycle-by-Cycle Current Li.

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Full PDF Text Transcription

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FEATURES n Adaptive or Manual Delay Control for Zero Voltage Switching Operation n Adjustable Synchronous Rectification Timing for Highest Efficiency n Adjustable Maximum ZVS Delay n Adjustable System Undervoltage Lockout Hysteresis n Programmable Leading Edge Blanking n Very Low Start-Up and Quiescent Currents n Current Mode (LTC3722-1) or Voltage Mode (LTC3722-2) Operation n Programmable Slope Compensation n VCC UVLO and 25mA Shunt Regulator n 50mA Output Drivers n Soft-Start, Cycle-by-Cycle Current Limiting and Hiccup Mode Short-Circuit Protection n 5V, 15mA Low Dropout Regulator n 24-Pin Surface Mount GN Package APPLICATIONS n Telecommunications, Infrastructure Power Systems n Distributed Power Architectures n Server Power Supplies LTC3722-1/LTC3722-2 Synchronous Dual Mode Phase Modul
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