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UCC28051TIN/a26avaiPFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2
UCC28051DN/A N/a1avaiPFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2
UCC28051DG4TIN/a46avaiPFC Controller for low to medium power applications requiring compliance with IEC 61000-3-2 8-SOIC -40 to 105
UCC28051DRTIN/a1279avaiPFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2
UCC28051DRTI Pb-freeN/a5000avaiPFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2
UCC28051DRG4TIN/a2543avaiPFC Controller for low to medium power applications requiring compliance with IEC 61000-3-2 8-SOIC -40 to 105
UCC28051PTIN/a50avaiPFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2


UCC28051DR ,PFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2Electrical Characteristics....... 511.3 Community Resources...... 236.6 Typical Characteristics. 71 ..
UCC28051DR ,PFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2Maximum Ratings.. 410.2 Layout Example....... 226.2 ESD Ratings........ 411 Device and Documentatio ..
UCC28051DRG4 ,PFC Controller for low to medium power applications requiring compliance with IEC 61000-3-2 8-SOIC -40 to 105Featurestandard. The controllers are designed for a boostSetpreregulator operating in transition mo ..
UCC28051P ,PFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2Features 3 DescriptionThe UCC38050 and UCC38051 are PFC controllers1• Transition Mode PFC Controlle ..
UCC2805D ,Low-Power BiCMOS Current-Mode PWMfeatures• Internal Leading-Edge Blanking of the Currentof internal full-cycle soft start and intern ..
UCC2805D ,Low-Power BiCMOS Current-Mode PWM7 Pin Configuration and FunctionsUCC280x and UCC380x PW PackageUCCx80x D, J, or N Package8-Pin TSSO ..
UP4B-2R2-R , Miniature surface mount design
UPA101G-E1 ,12ⅴ8 CROSSPOINT SWITCH WITH CONTROL MEMORYApplications include a multiplier,double balanced mixer, phase detector, or AGC circuit. The two p ..
UPA102G ,Ultra-high-frequency NPN transistor arrayapplicationsinclude: pulse pattern generators, oscillators, differential amps, high speed comparato ..
UPA102G-E1 ,Ultra-high-frequency NPN transistor arrayFEATURES• TWO BUILT-IN DIFFERENTIAL AMPLIFIER CIRCUITS: (Each Transistor has fT 9 GHz)• OUTSTANDING ..
UPA103G ,HIGH FREQUENCY NPN TRANSISTOR ARRAYFEATURES• FIVE MONOLITHIC 9 GHz fT TRANSISTORS:Two of these use a common emitter pin and can be use ..
UPA103G-E1 ,HIGH FREQUENCY NPN TRANSISTOR ARRAYFEATURES• FIVE MONOLITHIC 9 GHz fT TRANSISTORS:Two of these use a common emitter pin and can be use ..


UCC28051-UCC28051D-UCC28051DG4-UCC28051DR-UCC28051DRG4-UCC28051P
PFC Controller for low to medium power applications requiring compliance with IEC 1000-3-2
VCC
DRV
GND
ZCD
VO_SNS
COMP
MULTIN
UCC38050

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Regulation totem-pole driverfor drivingan external FET. Two UVLO Options In the transition mode operation, the PWM circuitis OVP, Open-Feedback Protection, and Enable self-oscillating, with the turnon being governedby an
inductor zero-current detector (ZCD pin), and theCircuits
turnoff being governed by the current-sense• ±750-mA Peak Gate Drive Current comparator. Additionally, the controller provides• Low Start-Up and Operating Currents features such as peak current limit, default timer, Lead (Pb)-Free Packages overvoltage protection (OVP) and enable.
Device Information(1)2 Applications
• Single-Stage PFC Flyback Converters for Lightingand Motor Drives• Switch-Mode Power Supplies for Desktops,Monitors, TVs, and Set Top Boxes (STBs)
(1) Forall available packages, see the orderable addendumat• AC Adapter Front-End Power Supplies
the endofthe data sheet.• Electronic Ballasts
Simplified Application Diagram
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