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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UCC28019AP
IC PFC CTRLR CCM 65KHZ 8DIP
PFS7623L
IC PFC CTRLR CCM 123KHZ ESIP-16G
UCC28070DW
IC PFC CTLR CCM ADJUSTABL 20SOIC
ICE3PCS03GXUMA1
IC PFC CTRLR CCM 250KHZ 8DSO
FAN7527BMX
IC PFC CTRLR TRANSITION 8SOP
UCC28056ADBVR
IC POWER MANAGEMENT
FAN7529MX-FS
POWER FACTOR CONTROLLER, VOLTAGE
UCC3817DW
UCC3817 BICMOS POWER FACTOR PRE-
UCC3819D
IC PFC CTR AVERAGE 250KHZ 16SOIC
LT1248IS#PBF
IC PFC CTR AVERAGE 300KHZ 16SOIC
UCC3818DTR
IC PFC CTR AVERAGE 220KHZ 16SOIC
UC3854DWTR-F
IC PFC CTR AVERAGE 200KHZ 16SOIC
UCC28516N
POWER FACTOR CONTROLLER
PFS7527H
IC PFC CTRLR CCM 123KHZ 16ESIP
UCC28060D
IC PFC CTRL TRANS 500KHZ 16SOIC
ICE2PCS03GHUMA1
POWER FACTOR CONTROLLER, CURRENT
PFS7529H
IC PFC CTRLR CCM 123KHZ 16ESIP
PFS7634H
IC PFC CTRLR CCM 123KHZ 16ESIP
UCC38050P
IC PFC CTL TRANSITION 200KZ 8DIP
UCC28070PW
IC PFC CTL CCM ADJUSTABL 20TSSOP