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ML4841

Part Number	ML4841
Manufacturer	Fairchild
Description	Variable Feedforward PFC/PWM Controller Combo
Published	May 7, 2005
Detailed Description	www.fairchildsemi.com ML4841 Variable Feedforward PFC/PWM Controller Combo Features • Internally synchronized PFC and ...
Datasheet	ML4841 PDF File

Overview

www.
fairchildsemi.
com ML4841 Variable Feedforward PFC/PWM Controller Combo Features • Internally synchronized PFC and PWM in one IC • Low total harmonic distortion • Reduces ripple current in the storage capacitor between the PFC and PWM sections • Average current, continuous mode, boost type, leading edge PFC • High efﬁciency trailing edge PWM can be conﬁgured for current mode or voltage mode operation • Average line voltage compensation with brown-out control • PFC overvoltage comparator eliminates output “runaway” due to load removal • Current fed multiplier for improved noise immunity • Overvoltage protection, UVLO, and soft start General Description The ML4841 is a controller for pow...

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