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Part Number
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ML4827 |
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Manufacturer
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Fairchild |
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Description
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Fault-Protected PFC and PWM Controller Combo |
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Published
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May 7, 2005 |
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Detailed Description
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www.fairchildsemi.com
ML4827
Fault-Protected PFC and PWM Controller Combo
Features
• • • • • • • • • • • Pin-compatible...
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Datasheet
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ML4827
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Overview
www.
fairchildsemi.
com
ML4827
Fault-Protected PFC and PWM Controller Combo
Features
• • • • • • • • • • • Pin-compatible with industry-standard ML4824-1 TriFault Detect™ to conform to UL1950™ requirements Available in 50% or 74% max duty cycle versions Low total harmonic distortion Reduces ripple current in the storage capacitor between the PFC and PWM sections Average current, continuous boost 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 gain modulator for improved noise immunity Overv...
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