TRACO POWER has announced the release of their THN 15WIR Family of ruggedized DC/DC converters designed for harsh environments in a miniature 1 x 1 x 0.40” footprint. The converters offer increased resistance against electromagnetic interference, shock/vibration and thermal shock with EN 50155 and EN 61373 compliance making them ideal for railway, transportation, and harsh […]
DC-DC
DC/DC controller synthesizes five converter topologies, puts out up to 10 A
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LT8711, a multitopology current mode PWM controller that can easily be configured as a synchronous buck, boost, SEPIC and ZETA DC/DC converter, or as a nonsynchronous buck-boost converter. This device replaces the output diode with a high-efficiency P-channel MOSFET, thereby increasing efficiency and maximum […]
120W quarter brick DC-DC converters have four package styles for industrial applications
TDK Corporation announces the introduction of the GQA120 series of 120W industrial grade DC-DC converters. Four package types allow product performance to be optimized for the application. The series can accept a 12Vdc or 24Vdc nominal input, making it suitable for ruggedized communication equipment, automated vehicle mounted electronics, trackside rail and marine radar and navigation […]
Converters sport super-high Step-Down Ratio: 60-V-to-2.5-V at 2MHz
ROHM has recently announced the availability of a DC/DC converter with built-in MOSFET that achieves the highest step-down ratio in the industry (at 2MHz) required for 48V automotive systems such as mild hybrid vehicles. The BD9V100MUF-C integrates ultra-high-speed pulse control technology (Nano Pulse Control) created by combining proprietary circuit design and layout with original processes, enabling low voltage […]
42-V single-channel DC/DC step-down power module delivers up to 15 A continuously
Intersil, a subsidiary of Renesas Electronics Corporation, announced the first 42V single-channel DC/DC step-down power module that delivers up to 15A of continuous current. The ISL8215M operates from a single wide input voltage range that includes industry standard 12V, 18V, and 24V intermediate bus power rails. The module offers adjustable output voltages from 0.6V to […]
Regulator generates –26.5 to –0.5 V output from positive-input supply
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTM4651, a nonisolated inverting output µModule regulator that can generate –26.5V to –0.5V output from a positive input supply voltage. The LTM4651 operates over a 3.6V to 58V input voltage range and is housed in a 15mm x 9mm x 5.01mm BGA package, a compact […]
Super-efficient 150-V synchronous buck-boost controller eliminates surge protection devices
Analog Devices, Inc., which recently acquired Linear Technology Corporation, announces the LTC3779, a high efficiency (up to 99%) 4-switch single inductor synchronous buck-boost DC/DC controller that operates from input voltages above, below or equal to the regulated output voltage. Its 4.5V to 150V input voltage range is designed to operate from a high input voltage […]
Researchers say sliding-mode algorithm cleans up ripple in buck converter output
A special kind of control technique is said to be effective at eliminating voltage ripple in the output of buck converters that see a wide range of inputs. The design comes from scientists at Golestan University in Iran, Concordia University in Canada, and Delft University of Technology in the Netherlands. The researchers published their study […]
Current mode, 2-MHz step-up dc/dc converter carries internal 2-A, 60-V switch
Analog Devices, Inc. announces the LT8362, a current mode, 2MHz step-up DC/DC converter with an internal 2A, 60V switch. It operates from an input voltage range of 2.8V to 60V, suitable for applications with input sources ranging from a single-cell Li-Ion battery to automotive and industrial inputs. The LT8362 can be configured as either a […]
CMOS LDO regulators target mobile apps
Toshiba America Electronic Components, Inc. (TAEC) today announced a new family of CMOS low dropout (LDO) regulators: the TCR4DG series. Consisting of general-purpose, single-output voltage regulators with on/off control input, low output noise voltage and low inrush current, the TCR4DG series is available in fixed output voltages between 1.0V and 4.5V – capable of driving […]