UCC27211A

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design UCC27211A SLUSBL4C – AUGUST 2013 – REVISED OCTOBER 2015 UCC27211A 120-V Boot, 4-A Peak, High-Frequency High-Side and Low-Side Driver 1 Features 1 Drives Two N-Channel MOSFETs in High-Side and Low-Side Configuration With Independent Inputs Maximum Boot Voltage 120-V DC 4-A Sink, 4-A Source Output Currents 0.9-Ω Pullup and Pulldown Resistance Input Pins Can Tolerate –10 V to +20 V and are Independent of Supply Voltage Range TTL or Pseudo-CMOS Compatible Input Versions 8-V to 17-V VDD Operating Range, (20-V ABS MAX) 7.2-ns Rise and 5.5-ns Fall Time With 1000-pF Load Fast Propagation Delay Times (20-ns typical) 4-ns Delay Matching Symmetrical Undervoltage Lockout for High-Side and Low-Side Driver All Industry Standard Packages Available – SOIC-8 – 4-mm × 4-mm SON-8 – 4-mm × 4-mm SON-10 Specified from –40 to +140°C 2 Applications Power Supplies for Telecom, Datacom, and Merchant Half-Bridge and Full-Bridge Converters Push-Pull Converters High Voltage Synchronous-Buck Converters Two-Switch Forward Converters Active-Clamp Forward Converters Class-D Audio Amplifiers 3 Description The UCC27211A driver is based on the popular UCC27201 MOSFET drivers; but, this device offers several significant performance improvements. Peak output pullup and pulldown current has been increased to 4-A source and 4-A sink, and pullup and pulldown resistance...