* to achieve a very high power factor up to 0.99. Realized in BCD 60II technology this power factor corrector (PFC) pre-regulator contains all the con- BLOCK DIAGRAM MULTIPOWER BCD TECHNOLOGY DIP20 SO20 ORDERING NUMBERS: L4981X (DIP20) L4981XD (SO20) trol functions for designing a high efficiency
L4981A
2.56 MB
Power factor corrector.
L4981A ® L4981B POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE.
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