Tag: DC-DC
5 Buck Regulators with Low Iq
Low quiescent current, also called supply current, might be an important spec for your power-supply design.. by Paul Rako @ electronicdesign.com Quiescent current is the current that a chip needs to operate even if it’s not delivering power. It’s the bare minimum supply current the...
Continue ReadingNew integrated point-of-load regulator increases efficiency for high-density applications
Infineon Technologies introduces the new OptiMOS™ IR3826(A)M integrated point-of-load DC-DC voltage regulator. It is a fully integrated and highly efficient device in two versions (IR3826AM for 16 A and IR3826M for 23 A) for applications such as netcom router and switches,...
Continue Reading3.3V/3A, Wide-Input, Synchronous, Step-Down DC-DC Reference Design
The MAXREFDES1048 synchronous step-down dc-dc converter reference design from Maxim Integrated Products is based on the MAX17504, a high-efficiency, high-voltage, synchronously rectified step-down converter with dual integrated MOSFETs can operate over a 4.5V to 60V input. The...
Continue ReadingTPS62827 – 2.4V-5.5V input, 4A step-down converter with 1% Accuracy
The TPS6282x is an ease-to-use synchronous step-down DC-DC converters family with a very low quiescent current of only 4 µA. Based on the DCS-Control topology, it provides a fast transient response. The internal reference allows to regulate the output voltage down to 0.6 V with a high...
Continue ReadingHow the Switching Frequency Affects the Performance of a Buck Converter
The buck converter uses an inherent switching action to regulate voltage. This switching frequency can affect the performance of a buck converter,and is thus very important. This application report analyzes the influence of switching frequency on buck converter performance in terms of...
Continue Reading4.4V to 105V Input Synchronous Step-Down Regulator Delivers Output of 1V to VIN
The LT7101 synchronous step-down regulator from Analog Devices is a high efficiency, monolithic synchronous step-down dc-dc converter. It uses a constant frequency, average current mode control architecture and operates from an input voltage range of 4.4V to 105V and provides an...
Continue ReadingPanasonic’s ETQP Series metal-composite type power choke coils now available
Panasonic’s ETQP Series metal-composite type power choke coils offer exceptional robustness for use in harsh automotive and industrial applications. AEC-Q200 qualified, they are ideal for use as noise filters in drive circuits, and in step-down and step-up circuits in DC-DC...
Continue ReadingMaximizing power density and thermal performance in power-module designs
Power-module designs require high power density, excep-tional thermal performance and a full feature set in order to be competitive. One way that power-module designs can meet these needs is with buck controllers with exter-nal metal-oxide-semiconductor field-effect transistors...
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