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Regulators

Step-down switching regulator targets 48-V auto, dual battery transportation, 36-72-V telecom apps

November 27, 2016 By Aimee Kalnoskas

Linear Technology Corporation announces the LT8630, a 600mA, 100V input capable synchronous step-down switching regulator. Synchronous rectification delivers efficiency as high as 93% while Burst Mode® operation keeps quiescent current under 7µA in no-load standby conditions. Its 3V to 100V input voltage range makes it ideal for 48V automotive systems, dual battery transportation, industrial and […]

Filed Under: DC-DC, Regulators Tagged With: lineartech, lineartechnologyinc

30-A to 180-A regulator module includes inductor, support components in BGA package

November 18, 2016 By Aimee Kalnoskas

Linear Technology introduces the LTM4647, a 30A step-down µModule (power module) regulator. The LTM4647 includes the inductor, MOSFET, DC/DC controller and supporting components in a 9mm x 15mm x 5.01mm BGA package. The device’s conversion efficiency from 12VIN to 1VOUT at 30A is 87%, when delivering a full 30A continuously without a heat sink or […]

Filed Under: DC-DC, Regulators Tagged With: lineartech, lineartechnologyinc

From the circuit vault on Electro-Tech-Online: Power Supplies

October 14, 2016 By Aimee Kalnoskas

Forum members at EEWorld’s online engineering community Electro-Tech-Online have been sharing their electronic circuit ideas with other members for years. Now we’re featuring some of those circuits and projects you can build on EEWorldonline. Look for future posts featuring power, robotics, high voltage and audio circuits, as well as many others — all created by our […]

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Filed Under: DC-DC, Featured, Fuses, Power Supplies, Regulators Tagged With: electrotechonline.com

Ultralow-noise LDO delivers up to 50 0mA output with a 260-mV dropout

October 11, 2016 By Aimee Kalnoskas

Linear Technology announces the LT3045, an ultralow noise, ultrahigh power supply ripple rejection (PSRR) low dropout voltage linear regulator, a higher output current version of the widely accepted 200mA LT3042 ultralow noise LDO. The LT3045’s unique design features ultralow spot noise of only 2nV/√Hz at 10kHz and 0.8μVRMS integrated output noise across a wide 10Hz […]

Filed Under: DC-DC, Regulators Tagged With: lineartech, lineartechnologyinc

2.5A, 42V synchronous step-down switching regulator delivers 95 percent efficiency

October 6, 2016 By Aimee Kalnoskas

Linear Technology Corporation announces the LTC3126, a 2.5A, 42V synchronous step-down switching regulator with an integrated dual input PowerPath™ control.  A unique power stage topology enables operation from either of two independent power sources, with seamless, internally controlled transitions between inputs to ensure a stable output voltage during hot-plug and power source disconnect events.  Internal […]

Filed Under: DC-DC, Regulators Tagged With: lineartech, lineartechnologyinc

Small LDOs target automotive safety modules

October 6, 2016 By Aimee Kalnoskas

ROHM has recently announced the availability of the world’s smallest LDO regulators designed for automotive safety modules requiring greater reliability and increased miniaturization, such as sensors, cameras, and radars in ADAS (Advanced Driver Assistance System) applications. In recent years, the proliferation of accident prevention measures and automated driving systems are demanding advanced safety systems that […]

Filed Under: DC-DC, Regulators Tagged With: rohmsemiconductor

40-V, 2.1-A Rail-to-Rail LDO now works at 150°C

September 28, 2016 By Jennifer Calhoon

Linear Technology Corporation announces a new higher temperature “H-grade” version of the LT3086 in the TSSOP package. The LT3086 is part of Linear’s feature-rich LDO+™ family, offering significant functionality previously unavailable in linear regulators. The 40V, 2.1A low dropout linear regulator (LDO) includes current monitoring with externally settable current limit and temperature monitoring with external […]

Filed Under: Power Management, Regulators

Regulator combines SEPIC, inverting conversion for dual outputs

September 22, 2016 By Aimee Kalnoskas

Linear Technology introduces the LTM8049, a dual output, two-function DC/DC µModule® (power module) regulator in 15mm x 9mm x 2.42mm BGA package. One function is SEPIC (single-ended primary-inductor converter) in which the output voltage is regulated while the input voltage can vary to be less, equal or more than the value of the output voltage. […]

Filed Under: DC-DC, Regulators Tagged With: linear technology, lineartech

ZVS Buck-Boost Regulators handle 200 W with 97% efficiency

September 21, 2016 By Aimee Kalnoskas

Vicor Corporation announced the addition of two new buck-boost regulators to its Cool-Power® ZVS Regulator portfolio. Delivering up to 200 Watts at greater than 97% efficiency, these new Cool-Power Regulators incorporate Vicor’s proprietary high-frequency zero-voltage switching (ZVS) technology and feature best-in-class conversion efficiency, power density, and performance. Engineered and optimized as a complete solution, PI3741-0x […]

Filed Under: DC-DC, Regulators Tagged With: Vicor, vicorcorporation

Power regulators handle high-power, low-voltage sub-28-nm GPUs, FPGAs, ASICs, and processors

September 8, 2016 By Aimee Kalnoskas

Linear Technology Corp. introduces the LTM4650-1A and LTM4650-1B, dual 25A or single 50A µModule (power module) regulators scalable to deliver 300A to high power, low voltage sub-28nm GPUs, FPGAs, ASICs and microprocessors. The low core voltage of these digital devices requires very accurate voltage regulation at both steady state (DC) and fast load current transients. The […]

Filed Under: DC-DC, Regulators Tagged With: linear, linear technology

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Featured Contributions

Robust design for Variable Frequency Drives and starters

Meeting demand for hidden wearables via Schottky rectifiers

The case for vehicle 48 V power systems

GaN reliability milestones break through the silicon ceiling

Developing power architecture to support autonomous transportation

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