UC1846-EP

www.ti.com FEATURES Controlled Baseline – One Assembly/Test Site, One Fabrication Site Extended Temperature Performance of –55°C to 125°C Enhanced Diminishing Manufacturing Sources (DMS) Support Enhanced Product-Change Notification Qualification Pedigree (1) Automatic Feed-Forward Compensation Programmable Pulse-by-Pulse Current Limiting Automatic Symmetry Correction in Push-Pull Configuration Enhanced Load-Response Characteristics Parallel Operation Capability for Modular Power Systems Differential Current-Sense Amplifier With Wide Common-Mode Range Double Pulse Suppression 500-mA (Peak) Totem-Pole Outputs ±1% Bandgap Reference Undervoltage Lockout (1) Component qualification in accordance with JEDEC and industry standards to ensure reliable operation over an extended temperature range. This includes, but is not limited to, Highly Accelerated Stress Test (HAST) or biased 85/85, temperature cycle, autoclave or unbiased HAST, electromigration, bond intermetallic life, and mold compound life. Such qualification testing should not be viewed as justifying use of this component beyond specified performance and environmental limits. UC1846-EP CURRENT-MODE PWM CONTROLLER SGLS329 – MAY 2006 Soft-Start Capability Shutdown Terminal 500-kHz Operation DW PACKAGE (TOP VIEW) C/S SS VREF C/S– C/S+ E/A+ E/A– COMP CT Shutdown VIN B Out VC GND A Out Sync RT DESCRIPTION/ORDERING INFORMATION The UC1846-EP control IC provides all of the necessary features...