Analysis of buck converter efficiency
https://www.electronics-lab.com/analysis-buck-converter-efficiency/
Tech note from Richtek on buck converter profiling. Link here The synchronous buck circuit is wildly used to provide non-isolated power for low voltage and high current supply to system chip. To realize the power loss of synchronous buck converter and to improve efficiency is important for power designer. The application note introduces the analysis […]
Ultra-compact 200W desktop power supply from FiDUS features Gallium Nitride switching
https://www.electronics-lab.com/ultra-compact-200w-desktop-power-supply-fidus-features-gallium-nitride-switching/
FiDUS Power, the technical power supply distributor specializing in innovative solutions and new products that benefit system designers as they seek to differentiate their end products, sets a new bar for the size of external power supplies with the launch of the new model GDA200. The use of Gallium Nitride (GaN) rather than silicon semi-conductor […]
Homemade Injection Transformer for PSU Loop Analysis
https://www.electronics-lab.com/homemade-injection-transformer-psu-loop-analysis/
Adil Malik build his own injection transformer to test switchmode power supplies in his lab. He writes: Recently, I have been designing some SMPS and required some hardware to measure the actual loop response of the complete converters. People familiar with this area will probably know this can be done breaking the feedback loop of […]
4.4V to 105V Input Synchronous Step-Down Regulator Delivers Output of 1V to VIN
https://www.electronics-lab.com/4-4v-105v-input-synchronous-step-regulator-delivers-output-1v-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 adjustable regulated output voltage from 1V to VIN while delivering up to 1A of output […]
Maxim Integrated MAXM17552 Compact Step-Down Power Module
https://www.electronics-lab.com/maxim-integrated-maxm17552-compact-step-power-module/
Maxim MAXM17552 Compact Step-Down Power Modules are part of the Himalaya series of voltage regulator ICs that offer cooler, smaller, and simpler power-supply solutions. The high efficiency, synchronous, step-down MAXM17552 DC-DC power module consists of an integrated controller, MOSFETs, compensation components, and inductor. The device operates over a wide input voltage range of 4V to […]
Maxim Integrated 2.7V to 18V Input MAX17250 DC-DC Boost Converter
https://www.electronics-lab.com/maxim-integrated-max17250-dc-dc-boost-converter/
Maxim MAX17250 DC-DC Boost Converter is a high-efficiency, low quiescent current, synchronous boost (step-up) converter with True Shutdown™, programmable input current limit, and short-circuit protection. The MAX17250 has a wide input voltage range of 2.7V to 18V and generates an output voltage of 3V to 18V. The MAX17250 has a maximum on-time of 800ns and […]
Power Stage Designer™ Tool – Design Switch-mode Power Supplies with ease
https://www.electronics-lab.com/power-stage-designer-tool-design-switch-mode-power-supplies-with-ease/
Power Stage DesignerTM is a JAVA based tool that helps engineers accelerate their power-supply designs by calculating voltages and currents of 20 topologies according to the user’s inputs. Additionally, Power Stage Designer contains a Bode plotting tool and a toolbox with various functions to make power supply design easier. Because all calculations are executed in […]
24-48V to 5V – 3A DC-DC Converter
https://www.electronics-lab.com/24-48v-5v-3a-dc-dc-converter/
24-48V input voltage range 3A output current DC-DC Converter using BD9G341AEFJ IC from ROHM semiconductor. This IC is ideal for high voltage to low voltage converter with 3A output current. Pin configuration of the board with 3 Pin horizontal mounting of the regulator is similar to LM7805 LDO regulator and is suitable to use this […]
LT8630 – 100V, 600 mA synchronous buck DC/DC betters 93% efficiency
https://www.electronics-lab.com/lt8630-100v-600-ma-synchronous-buck-dcdc-betters-93-efficiency/
LT8630 is a 600 mA, 100V input capable synchronous step-down switching regulator using synchronous rectification to deliver efficiency as high as 93% while Burst Mode operation keeps quiescent current under 7 µA in no-load standby conditions. by By Graham Prophet @ edn-europe.com: The device’s 3V to 100V input voltage range suits it for 48V automotive […]
LTC7851 – Quad Output, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing
https://www.electronics-lab.com/ltc7851-quad-output-multiphase-step-voltage-mode-dcdc-controller-accurate-current-sharing/
The LTC7851 is a quad output multiphase synchronous step-down DC/DC controller with accurate current sharing between phases and differential output voltage sensing. This controller works in conjunction with external power train devices such as DrMOS and power blocks as well as discrete N-channel MOSFETs and associated gate drivers, enabling flexible design configurations. Up to 8 […]