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UCC2803TIN/a34avaiLow-Power BiCMOS Current-Mode PWM
UCC2803DUCN/a2400avaiLow-Power BiCMOS Current-Mode PWM
UCC2803DG4TIN/a3890avaiLow-Power BiCMOS Current-Mode PWM 8-SOIC -40 to 85
UCC2803DTRTIN/a4172avaiLow-Power BiCMOS Current-Mode PWM
UCC2803DTRG4TIN/a2530avaiLow-Power BiCMOS Current-Mode PWM 8-SOIC -40 to 85
UCC2803NU (unitrode)N/a50avaiLow-Power BiCMOS Current-Mode PWM
UCC2803PWTI/BBN/a20avaiLow-Power BiCMOS Current-Mode PWM
UCC2803PWTRTIN/a1356avaiLow-Power BiCMOS Current-Mode PWM
UCC2803PWTRG4TIN/a164avaiLow-Power BiCMOS Current-Mode PWM 8-TSSOP -40 to 85


UCC2803DTR ,Low-Power BiCMOS Current-Mode PWMBlock Diagram... 114 Revision HistoryChanges from Revision D (August 2010) to Revision E Page• Adde ..
UCC2803DTRG4 ,Low-Power BiCMOS Current-Mode PWM 8-SOIC -40 to 85 SLUS270E–MARCH 1999–REVISED JUNE 20165 Description (continued)The UCCx80x family offers a variety ..
UCC2803MDREP ,Enhanced Product Low-Power Bicmos Current-Mode Pwm 8-SOIC -55 to 125featuresof internal full-cycle soft start and internal leading-edge blanking of the current-sense i ..
UCC2803N ,Low-Power BiCMOS Current-Mode PWMSample & Support &Product Tools &TechnicalCommunityBuyFolder Documents SoftwareUCC1800,UCC1801,UCC1 ..
UCC2803PW ,Low-Power BiCMOS Current-Mode PWM7 Pin Configuration and FunctionsUCC280x and UCC380x PW PackageUCCx80x D, J, or N Package8-Pin TSSO ..
UCC2803PWTR ,Low-Power BiCMOS Current-Mode PWM7 Pin Configuration and FunctionsUCC280x and UCC380x PW PackageUCCx80x D, J, or N Package8-Pin TSSO ..
UP2C-470-R , Miniature surface mount design with rugged case to eliminate core breakage
UP3B-101-R , Miniature surface mount design
UP3B-1R5-R , Miniature surface mount design
UP4B-101-R , Miniature surface mount design
UP4B-220-R , Miniature surface mount design
UP4B-2R2-R , Miniature surface mount design


UCC2803-UCC2803D-UCC2803DG4-UCC2803DTR-UCC2803DTRG4-UCC2803N-UCC2803PW-UCC2803PWTR-UCC2803PWTRG4
Low-Power BiCMOS Current-Mode PWM
Sample & Support & Product Tools & Technical Community Buy Folder Documents Software UCC1800, UCC1801, UCC1802, UCC1803, UCC1804, UCC1805 UCC2800, UCC2801, UCC2802, UCC2803, UCC2804, UCC2805 UCC3800, UCC3801, UCC3802, UCC3803, UCC3804, UCC3805 SLUS270E – MARCH 1999 – REVISED JUNE 2016 UCC180x, UCC280x, UCC380x Low-Power BiCMOS Current-Mode PWM Controllers 1 Features 3 Description The UCCx80x family of high-speed, low-power 1• 100-μA Typical Starting Supply Current integrated circuits contain all of the control and drive • 500-μA Typical Operating Supply Current components required for off-line and DC-to-DC fixed • Operation up to 1 MHz frequency current-mode switching mode power supplies with minimal parts count. • Internal Soft Start • Internal Fault Soft Start These devices have the same pin configuration as the UCx84x family, and also offer the added features • Internal Leading-Edge Blanking of the Current of internal full-cycle soft start and internal leading- Sense Signal edge blanking of the current-sense input. • 1-A Totem-Pole Output (1) • 70-ns Typical Response from Current-Sense to Device Information Gate Drive Output PART NUMBER PACKAGE BODY SIZE (NOM) • 1.5% Tolerance Voltage Reference LCC (20) 8.89 mm × 8.89 mm UCC1800 • Same Pinout as UC3842 and UC3842A CDIP (8) 6.67 mm × 9.60 mm UCC1801, UCC1802, UCC1803, UCC1804, CDIP (8) 6.67 mm × 9.60 mm 2 Applications UCC1805 • Switch Mode Power Supplies (SMPS) UCC2800, UCC2801, TSSOP (8) 4.40 mm × 3.00 mm • DC-to-DC Converters UCC2802, UCC2803, SOIC (8) 3.91 mm × 4.90 mm UCC2804, UCC2805, • Power Modules UCC3800, UCC3801, UCC3802, UCC3803, PDIP (8) 6.35 mm × 9.81 mm • Industrial PSU UCC3804, UCC3805 • Battery-Operated PSU (1) For all available packages, see the orderable addendum at the end of the data sheet. Simplified Application Diagram Vin Vout UCC2803 7 VCC OUT 6 8 REF CS 3 FB 2 C out C in 4 RC GND COMP 5 1 Copyright © 2016, 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA.
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