• Product pinout
  • Description
  • UC2852,High Power-Factor Preregulator
  • The UC1852 provides a low-cost solution to active power-factor correction (PFC) for systems that would otherwise draw high peak current pulses from AC power lines. This circuit implements zero-current switched boost conversion, producing sinusoidal input ...
  • UC2853A,High Power Factor Preregulator
  • The UC2853A provides simple, yet high performance active power factor correction. Using the same control technique as the UC1854, this 8-pin device exploits a simplified architecture and an internal oscillator to minimize external component count. The UC2853A ...
  • UC2854,High Power Factor Preregulator
  • The UC1854 provides active power factor correction for power systems that otherwise would draw non-sinusoidal current from sinusoidal power lines. This device implements all the control functions necessary to build a power supply capable of optimally using ...
  • UC2854A,Enhanced High Power Factor Preregulator
  • The UC3854A/B products are pin compatible enhanced versions of the UC3854. Like the UC3854, these products provide all of the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the AC ...
  • UC2854B,Enhanced High Power Factor Preregulator
  • The UC3854A/B products are pin compatible enhanced versions of the UC3854. Like the UC3854, these products provide all of the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the AC ...
  • UC2855A,High Performance Power Factor Preregulator
  • The UC3855A/B provides all the control features necessary for high power, high frequency PFC boost converters. The average current mode control method allows for stable, low distortion AC line current programming without the need for slope compensation. In ...
  • UC2855B,High Performance Power Factor Preregulator
  • The UC3855A/B provides all the control features necessary for high power, high frequency PFC boost converters. The average current mode control method allows for stable, low distortion AC line current programming without the need for slope compensation. In ...
  • UC3852,High Power-Factor Preregulator
  • The UC1852 provides a low-cost solution to active power-factor correction (PFC) for systems that would otherwise draw high peak current pulses from AC power lines. This circuit implements zero-current switched boost conversion, producing sinusoidal input ...
  • UC3854,High Power Factor Preregulator
  • The UC1854 provides active power factor correction for power systems that otherwise would draw non-sinusoidal current from sinusoidal power lines. This device implements all the control functions necessary to build a power supply capable of optimally using ...
  • UC3854A,Enhanced High Power Factor Preregulator
  • The UC3854A/B products are pin compatible enhanced versions of the UC3854. Like the UC3854, these products provide all of the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the AC ...
  • UC3854B,Enhanced High Power Factor Preregulator
  • The UC3854A/B products are pin compatible enhanced versions of the UC3854. Like the UC3854, these products provide all of the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the AC ...
  • UC3855A,High Performance Power Factor Preregulator
  • The UC3855A/B provides all the control features necessary for high power, high frequency PFC boost converters. The average current mode control method allows for stable, low distortion AC line current programming without the need for slope compensation. In ...
  • UC3855B,High Performance Power Factor Preregulator
  • The UC3855A/B provides all the control features necessary for high power, high frequency PFC boost converters. The average current mode control method allows for stable, low distortion AC line current programming without the need for slope compensation. In ...
  • UCC28019,8-Pin Continuous Conduction Mode (CCM) PFC Controller
  • The UCC28019 8-pin active Power Factor Correction (PFC) controller uses the boost topology operating in Continuous Conduction Mode (CCM). The controller is suitable for systems in the 100 W to >2 kW range over a wide-range universal AC line input. Startup ...
  • UCC28050,Transition Mode PFC Controller
  • The UCC38050 and UCC38051 are PFC controllers for low-to-medium power applications requiring compliance with IEC 1000-3-2 harmonic reduction standard. It is designed for controlling a boost preregulator operating in transition mode (also referred to as ...
  • UCC28070,Two-Phase Interleaved CCM PFC Controller
  • The UCC28070 is an advanced power factor correction device that integrates two pulse-width modulators (PWMs) operating 180 out of phase. This Natural Interleaved PWM operation generates substantial reduction in the input and output ripple currents, and the ...
  • UCC2817,BiCMOS Power Factor Preregulator
  • The UCCx817/18 family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line voltage. ...
  • UCC2817A,BiCMOS Power Factor Preregualtor
  • The UCC3817A and the UCC3818A family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line ...
  • UCC2818,BiCMOS Power Factor Preregulator
  • The UCCx817/18 family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line voltage. ...
  • UCC2818A,BiCMOS Power Factor Preregulator
  • The UCC3817A and the UCC3818A family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line ...
  • UCC2819,BiCMOS Power Factor Preregulator
  • The UCC2819/UCC3819 provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac-input line current waveform to correspond to that of the ac-input line voltage. Average ...
  • UCC2819A,BiCMOS Power Factor Preregulator
  • The UCC2819A/UCC3819A provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac-input line current waveform to correspond to that of the ac-input line voltage. ...
  • UCC28500,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC28501,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC28502,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC28503,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC28510,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the 185f control and drive signals for the PFC ...
  • UCC28511,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC28512,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC28513,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC28514,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC28515,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC28516,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC28517,Advanced PFC/PWM Combination Controllers
  • The UCC28510 series of combination PFC/PWM controllers provide complete control functionality for any off-line power system requiring compliance with the IEC1000?3?2 harmonic reduction requirements. By combining the control and drive signals for the PFC and ...
  • UCC38050,Transition Mode PFC Controller
  • The UCC38050 and UCC38051 are PFC controllers for low-to-medium power applications requiring compliance with IEC 1000-3-2 harmonic reduction standard. It is designed for controlling a boost preregulator operating in transition mode (also referred to as ...
  • UCC3817,BiCMOS Power Factor Preregulator
  • The UCCx817/18 family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line voltage. ...
  • UCC3817A,BiCMOS Power Factor Preregualtor
  • The UCC3817A and the UCC3818A family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line ...
  • UCC3818,BiCMOS Power Factor Preregulator
  • The UCCx817/18 family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line voltage. ...
  • UCC3818A,BiCMOS Power Factor Preregulator
  • The UCC3817A and the UCC3818A family provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line ...
  • UCC3819,BiCMOS Power Factor Preregulator
  • The UCC2819/UCC3819 provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac-input line current waveform to correspond to that of the ac-input line voltage. Average ...
  • UCC3819A,BiCMOS Power Factor Preregulator
  • The UCC2819A/UCC3819A provides all the functions necessary for active power factor corrected preregulators. The controller achieves near unity power factor by shaping the ac-input line current waveform to correspond to that of the ac-input line voltage. ...
  • UCC38500,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC38501,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC38502,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • UCC38503,BiCMOS PFC/PWM Combination Controller
  • The UCC2850x family provides all of the control functions necessary for an active power-factor-corrected preregulator and a second-stage dc-to-dc converter. The controller achieves near-unity power factor by shaping the ac input line current waveform to ...
  • SG6980,Single Stage PFC Controller
  • The highly integrated SG6980 is designed for power supplies with boost power-factor-correction (PFC). It requires very few external components to achieve desirable operation and includes versatile protections / compensation. It is available in 16-pin DIP ...
  • SG6980D,Single Stage PFC Controller
  • The highly integrated SG6980D is designed for power supplies with boost power-factor-correction (PFC). It requires very few external components to achieve desirable operation and includes versatile protection / compensation. It is available in 16-pin DIP ...
  • FAN4810,Power Factor Correction (PFC) Preregulator
  • The FAN4810 is a controller for power factor corrected, switched mode power supplies. The FAN4810 includes circuits for the implementation of leading edge, average current, boost type power factor correction and results in a power supply that fully ...
  • ML4821,Power Factor Correction (PFC) Controller
  • The ML4821 provides complete control for a \"boost\" type power factor correction system using the average current sensing method. Special care has been taken in the design of the ML4821 to increase system noise immunity. The circuit includes a precision ...
  • ML4812,Power Factor Correction (PFC) Controller
  • The ML4812 is designed to optimally facilitate a peak current control boost type power factor correction system. Special care has been taken in the design of the ML4812 to increase system noise immunity. The circuit includes a precision reference, gain ...
  • FAN7527B,BOUNDARY MODE PFC CONTROL IC
  • The FAN7527B provides simple and high performance active power factor correction. The FAN7527B is optimized for electronic ballasts and low power and high density power supplies which require minimum board size, reduced external components and low power ...
  • FAN7529,Critical Conduction Mode PFC Controller
  • The FAN7529 is an active power factor correction (PFC) controller for boost PFC applications that operates in critical conduction mode (CRM). It uses the voltage mode PWM that compares an internal ramp signal with the error amplifier output to generate MOSFET ...
  • FAN7528,Dual Output Critical Conduction Mode PFC Controller
  • The FAN7528 is an active power factor correction (PFC) controller for boost PFC applications that operates in critical conduction mode (CRM). It uses voltage mode PWM that compares an internal ramp signal with the error amplifier output to generate MOSFET ...
  • FAN7530,Critical Conduction Mode PFC Controller
  • The FAN7530 is an active power factor correction (PFC) controller for boost PFC applications that operates in critical conduction mode (CRM). It uses the voltage-mode PWM that compares an internal ramp signal with the error amplifier output to generate ...
  • SG6901,PFC/Flyback-PWM Controller
  • The highly integrated SG6901A is designed for power supplies with boost PFC and flyback PWM. It requires very few external components to achieve versatile protections. It is available in a 20-pin SOP package.
    The patented interleave-switching feature ...
  • SG6902,Green-mode PFC/Flyback-PWM Controller
  • The highly integrated SG6902 is designed for power supplies with boost PFC and Flyback PWM. It requires very few external components to achieve green-mode operation and versatile protections. It is available in a 20-pin SOP package.
    The patented ...
  • SG6905,Green Mode PFC/Flyback-PWM Controller
  • The highly integrated SG6905 is specially designed for power supplies with boost PFC and flyback PWM. It requires very few external components to achieve versatile protections. It is available in a 20-pin SOP package.
    The patented ...
  • FAN4800,Power Factor Correction (PFC) And PWM Controller Combo
  • The FAN4800 is a controller for power-factor-corrected, switched-mode power supplies. Power Factor Correction (PFC) allows the use of smaller, lower-cost bulk capacitors, reduces power line loading and stress on the switching FETs, and results in a power ...
  • ML4800,Power Factor Correction (PFC) And PWM Controller Combo
  • The ML4800 is a controller for power factor corrected, switched mode power supplies. Power Factor Correction (PFC) allows the use of smaller, lower cost bulk capacitors, reduces power line loading and stress on the switching FETs, and results in a power ...
  • ML4841,Power Factor Correction (PFC) And PWM Controller Combo
  • The ML4841 is a controller for power factor corrected, switched mode power supplies. Power Factor Correction (PFC) allows the use of smaller, lower cost bulk capacitors, reduces power line loading and stress on the switching FETs, and results in a power ...
  • ML4826-2,Power Factor Correction (PFC) And PWM Controller Combo
  • The ML4826 is a high power controller for power factor corrected, switched mode power supplies. PFC allows the use of smaller, lower cost bulk capacitors, reduces power line loading and stress on the switching FETs, and results in a power supply that fully ...
  • FAN7601,GREEN MODE PWM CONTROL IC
  • The FAN7601 is a green programmable frequency current mode PWM controller. It is specially designed for the off-line adapter application and the auxiliary power supplies which require high efficiency at a light load and no load. The internal high voltage ...
  • FAN7535,Electronic Ballast PFC Combo IC
  • FAN7535 provides simple, high-performance, active power factor correction (PFC), and ballast control. The FAN7535 is optimized for all kinds of fluorescent lamps, which require minimum board area and reduced external components. The FAN7535 PFC control ...
  • LT1248,LT1248 - Power Factor Controller
  • The LT1248 provides active power factor correction for universal off-line power systems. By using fixed high frequency PWM current averaging, without the need for slope compensation, the LT1248 achieves far lower line current distortion with a smaller magnetic ...
  • LT1249,LT1249 - Power Factor Controller
  • , The 8-pin LT 1249 provides active power factor correc- tion for universal offline power systems with very few external parts. By using fixed high frequency PWM current averaging without the need for slope compensation, the LT1249 achieves far lower line ...
  • LT1509,LT1509 - Power Factor And PWM Controller
  • The LT1509 is a complete solution for universal off-line switching power supplies utilizing active power factor correction. The PFC section is identical to the LT1248 PFC controller except the EN/SYNC pin is removed because PFC and PWM are synchronized ...
  • L4981,POWER FACTOR CORRECTOR
  • The L4981 I.C. provides the necessary features 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-trol functions for designing a high efficiency-mode power ...
  • L6561,POWER FACTOR CORRECTOR
  • L6561 is the improved version of the L6560 stan- dard Power Factor Corrector. Fully compatible with the standard version, it has a superior perfor- mant multiplier making the device capable of work- ing in wide input voltage range applications (from 85V ...
  • L6562,Transition-mode PFC Controller
  • The L6562 is a current-mode PFC controller oper- ating in Transition Mode (TM). Pin-to-pin compati- ble with the predecessor L6561, it offers improved performance. ...
  • L6562A,Transition-mode PFC Controller
  • The L6562A is a current-mode PFC controller operating in Transition Mode (TM). Coming with the same pin-out as its predecessors L6561 and L6562, it offers improved performance. ...
  • L6563A,Advanced Transition-mode PFC Controller
  • Advanced transition-mode PFC controller ,The device L6563A, l6563 is a current-mode PFC controller operating in Transition Mode (TM). Based on the core of a standard TM PFC controller, it offers improved performance and additional functions. In the L6563 ...
  • L6566A,Multi-mode Controller For SMPS With PFC Front-end
  • The L6566A is an extremely versatile current-mode primary controller IC specifically designed for high-performance offline flyback converters operated from front-end Power Factor Correction (PFC) stages in applications supposed to comply with EN61000-3-2 ...
  • ICE1PD265G,IC For High Power Factor And Low THD
  • The ICE1PD265G IC controls a boost converter in a way that sinusoidal current is taken from the single phase line supply and stabilized DC voltage is available at the output. CoolMOS and controller are placed together in one package. This active harmonic ...
  • AP1661,POWER FACTOR CORRECTION CONTROLLER
  • The AP1661 is an active power factor control IC which is designed mainly for use as pre-converter in elec- tronic ballast, AC-DC adapters and off-line SMPS applications. The AP1661 includes an internal start-up timer for stand-alone applications, a ...
  • NJM2375,NJM2375 POWER FACTOR CONTROLLER
  • The NJM2375 is an active power factor controllerwhich limits the harmonic current resulting from the power supply block of electrical devices. It includes a startup timeran one quadrant multipliera zero current detector to ensure critical condition operationa ...
  • FA5533,PFC / PWM Combination IC FA5533/FA5534
  • FA5533 Control ICs M PF PW input 340mW s small ripple voltage. : Linearly reduced th 500V rating and low series regulator for ctor Correction and PWM ops. oad ( only for FA5533 ) itable for smaller power supply when PFC st tput ...