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JW1572
Offline Boost PFC CV Controller
Preliminary Specifications Subject to Change without Notice
DESCRIPTION
FEATURES
JW1572 is a constant voltage controller with high Low Quiescent Current
voltage accuracy which applies to single stage +0.6A/-1.4A Peak Gate Drive Current
boost power factor correction (PFC) applications. High Power Factor and Low THD
Constant on time control strategy ensures high power factor, and the input voltage detection circuit is not needed, which simplifies the system design and saves the loss.
Critical conduction mode operation reduces the switching losses, improves the EMI performance and largely increases the efficiency.