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L6562A
Transition-mode PFC controller
Preliminary Data
Features
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Proprietary multiplier design for minimum thd Very accurate adjustable output overvoltage protection Ultra-low (30µA) Start-up current Low (2.5mA) quiescent current Digital leading-edge blanking on current sense Disable function on E/A input 1.4% (@ TJ = 25 °C) internal reference voltage -600/+800mA totem pole gate driver with active pull-down during UVLO and voltage clamp DIP-8/SO-8 packages
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DIP-8
SO-8
Applications
PFC pre-regulators for:
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IEC61000-3-2 compliant SMPS (Flat TV, desktop PC, games) HI-END AC-DC adapter/charger up to 400W Electronic ballast Entry level server & web server
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Figure 1.
Block diagram
March 2007
Rev 1
1/20
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