* 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
L4981B
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.
📁 Related Datasheet
L4981A POWER FACTOR CORRECTOR (STMicroelectronics)
L4984 CCM PFC controller (STMicroelectronics)
L4984D CCM PFC controller (STMicroelectronics)
L4985 CCM PFC controller (STMicroelectronics)
L4986 CCM PFC controller (STMicroelectronics)
L4987 VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT AND DROPOUT CONTROL FLAG (STMicroelectronics)
L4987CPT33TR Very low drop voltage regulators (STMicroelectronics)
L4987CPT50TR Very low drop voltage regulators (STMicroelectronics)
L4988 Automotive low drop voltage regulator (STMicroelectronics)
L4989 LOW POWER VOLTAGE REGULATOR (STMicroelectronics)
