EDN

National touts first emulated current-mode controller with ultra-wide operating range

Santa Clara, Calif.—National Semiconductor's LM5118 buck-boost regulator uses emulated current-mode control to ensure reliable control of very small duty-cycles over a best-in-class 3-to-75 volts ...
EDN

National Semiconductor Introduces Industry’s First Emulated Current-Mode-Controlled Buck-Boost DC-DC Regulator Controller with Ultra-wide Operating Voltage Range

SANTA CLARA, Calif. – May 19, 2008 – National Semiconductor Corp. (NYSE:NSM) today introduced the industry’s first emulated current-mode-controlled buck-boost DC-DC regulator controller with a best-in ...
Electronic Design

Control Method Solves Low Duty-Cycle Dilemmas

Modern buck switching-regulator circuits need to provide lower and lower output voltages to power leading-edge digital logic ICs such as digital signal processors ...
Electronic Design

Buck Converter Uses Emulated-Current Mode

National Semiconductor's LM5116 is a 6-V to 100-V current-mode buck controller utilizing emulated current-mode technology to reduce noise sensitivity of the PWM circuit. National Semiconductor’s ...
Electronics Weekly

100V current-mode buck controller

National Semiconductor has introduced its first 6V to 100V current-mode buck controller. The LM5116 is designed for step-down regulator applications from a high voltage or widely varying input supply.