UC3854B preregulator equivalent, advanced high-power factor preregulator.
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* Controls Boost PWM to Near-Unity Power Factor
* Limits Line Current Distortion To <3%
* World-Wide Operation Without Switches
* Accurate Power Limitin.
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PRODUCTION D.
The UC3854A/B products are pin compatible enhanced versions of the UC3854. Like the UC3854, these products provide all of the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shap.
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