EDN

IC combines step-up, step-down converters in tiny package

Milpitas, Calif.—Linear Technology Corp. has announced the LTC3523/-2, a combination of a 600mA (ISW) synchronous boost and a 400mA (IOUT) synchronous buck regulator in a 3mm x 3mm QFN-16 package.
EDN

Bypass Mode in Hysteretic Step-Down Converters

This application note illustrates how using a hysteretic step-down converter instead of the battery itself to power the RF PA greatly improves PA efficiency and extends battery life. The basics of ...
Electronic Design

Step Down Converters Up The Current Ante

Specifying a higher current rating than its MD5001T predecessor, the MD5011T step-down converter outputs up to 1.4A with an input range from 4.5V to 14V. Output voltage ranges from 0.8V to 12V. The ...
Electronic Design

Step Up/Down Converter Features Seamless Transition Switching

The MAX8625A, a single-inductor, H-bridge step-up/-down dc/dc converter employs the company's patented, seamless transition H-bridge topology that utilizes three operating phases during each switching ...
Electronics Weekly

Hybrid dc-dc converter stirs switched capacitor into buck step-down

Analogue Devices has combined switched capacitor and inductive buck conversion in the same topology to reduce the size of step-down dc-dc converters. Called LTC7821, this is “industry first hybrid ...