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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UCC3817N
IC PFC CTR AV CURR 220KHZ 16DIP
UCC28050D
IC PFC CTR TRANS 200KHZ 8SOIC
R2A20117SP#U0
POWER FACTOR CORRECTION
UCC28051DR
IC PFC CTR TRANS 200KHZ 8SOIC
TEA1716T/2,518
IC PFC CTRLR DCM 24SO
UCC2819N
POWER FACTOR CONTROLLER
CS1600-FSZ
IC PFC CTRLR DCM 66KHZ 8SOIC
UCC28061D
IC PFC CTRL TRANS 500KHZ 16SOIC
PFS7724H
PFC CONTROLLER WITH INTEGRATED 6
NCP1615DDR2G
IC PFC CTL CCFF/CRM 26KHZ 16SOIC
FAN6920MRMY
IC PFC CTRLR CRM 16SOP
LT8312HMS#TRPBF
IC PFC CTRLR DCM 400KHZ 16MSOP
UC3854DWTR
IC PFC CTR AVERAGE 200KHZ 16SOIC
UC3854ADWTR
IC PFC CTR AVERAGE 200KHZ 16SOIC
PFS7723H
PFC CONTROLLER WITH INTEGRATED 6
UCC2817DW
IC PFC CTR AVERAGE 220KHZ 16SOIC
PFS7528H
IC PFC CTRLR CCM 123KHZ 16ESIP
NCP1601AP
IC PFC CTR CRM/TRANS 58KHZ 8DIP
UCC29950D
IC PFC CTRLR CCM 109KHZ 16SOIC
UCC28019ADR
IC PFC CTRLR CCM 65KHZ 8SOIC