
PMIC - PFC (Power Factor Correction)
PMIC - PFC (Power Factor Correction) - Product Category Overview
1. Definition of PMIC - PFC (Power Factor Correction)
PMIC - PFC (Power Factor Correction) refers to a specialized category of Power Management Integrated Circuits (PMICs) designed to improve the power factor in electronic systems. Power Factor Correction ensures efficient energy usage by aligning the phase relationship between voltage and current, reducing reactive power, and minimizing harmonic distortion. These ICs are critical in applications where high power efficiency and compliance with energy regulations (such as IEC 61000-3-2) are required.
2. Types of PMIC - PFC Products
PMIC - PFC solutions are available in various configurations to suit different power management needs:
- Active PFC ICs: Utilize switching techniques to dynamically correct power factor, commonly used in AC-DC converters, industrial equipment, and high-power applications.
- Passive PFC ICs: Employ passive components (inductors, capacitors) for simpler, cost-effective correction in lower-power systems.
- Digital PFC Controllers: Incorporate programmable control algorithms for adaptive power factor optimization in advanced power supplies.
- Integrated PFC + PWM Combos: Combine PFC with pulse-width modulation (PWM) for compact, high-efficiency designs in consumer electronics and server PSUs.
3. Key Considerations When Purchasing PMIC - PFC ICs
To select the right PFC solution for your application, evaluate the following:
- Efficiency Targets: Look for high power factor (>0.95) and low THD (Total Harmonic Distortion) ratings.
- Topology Compatibility: Match the IC (e.g., boost, buck-boost) to your system s voltage/current requirements.
- Regulatory Compliance: Ensure adherence to standards like ENERGY STAR, 80 PLUS, or EU CoC Tier-2.
- Thermal & Packaging: Consider thermal resistance (R JA) and package options (e.g., SOIC, QFN) for space-constrained designs.
- Design Support: Opt for vendors offering reference designs, simulation tools, and evaluation boards for faster prototyping.
By integrating PMIC - PFC solutions, engineers can enhance energy efficiency, reduce operational costs, and meet stringent environmental standards making them indispensable in modern power electronics.
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L6563STR
IC PFC CTRLR TRANSITION 14SO
NCP1653APG
IC PFC CTRLR CCM 73.7KHZ 8DIP
PFS7623H
IC PFC CTRLR CCM 123KHZ 16ESIP
NCP1937B1DR2G
IC PFC CTRLR CRM 20SOIC
MP44014-BGS-Z
IC PFC CTRLR 8SOIC
UCC28070QPWRQ1
IC PFC CTL CCM ADJUSTABL 20TSSOP
PFS7633H
IC PFC CTRLR CCM 123KHZ 16ESIP
LT1249IN8#PBF
IC PFC CTR AVER CURR 100KHZ 8DIP
UCC38502DW
IC PFC CTR AVERAGE 100KHZ 20SOIC
UCC38500DWTR
IC PFC/PWM CONTROLLER 20SOIC
UCC28056BDBVT
ISOLATED DRIVER
FAN7529MX
IC PFC CTRLR CRM/TRANSITION 8SOP
UCC28063AD
IC PFC CTRLR TRANSITION 16SOIC
LT1248CN#PBF
IC PFC CTR AV CURR 300KHZ 16DIP
ICE2QS01
SWITCHING CONTROLLER
UCC2818PW
UCC2818 BICMOS POWER FACTOR PRER
UCC28514N
POWER FACTOR CONTROLLER
UC3855AN
IC PFC CTR AV CURR 500KHZ 20DIP
PFS7628H
IC PFC CTRLR CCM 123KHZ 16ESIP
TEA19162T/3J
PFC CONTROLLER