Tag: Buck
MP17xA Non-Isolated Offline Regulators
MPS' MP17xA series non-isolated offline regulators feature an integrated 700 V MOSFET and offer up to 280 mA output current with improved EMI performance Monolithic Power Systems’ MP17xA series are primary-side regulators that provide accurate constant voltage (CV) regulation...
Continue ReadingMaxim Integrated MAX38650 nanoPower Buck Converter
Maxim Integrated MAX38650 nanoPower Buck Converter provides an ultra-low 390nA quiescent current and operates from a 1.8V to 5.5V input voltage. The MAX38650 supports load currents of up to 100mA with peak efficiencies of 95%. The MAX38650 offers high efficiency throughout the load...
Continue Reading65V Input -12Vdc Output 1A synchronous buck DC/DC converter using LM5164
This is a step-down DC-DC converter mainly designed for applications such as high-cell-count battery packs, power tools, garden tools, and electric scooters, drones. Some of the features of the project is precision enable, input voltage UVLO, internal soft-start etc. The project...
Continue ReadingMaxim Integrated MAX20077/MAX25277 Mini Buck Converters
Maxim Integrated MAX20077/MAX25277 36V, 2.5A Mini Buck Converters offer integrated high-side and low-side switches and is designed to deliver up to 2.5A (2.0A for the MAX20077ATCC/VY+) with 3.5V to 36V input voltages while using only 3.5µA quiescent current at no load. The...
Continue Reading40V Synchronous Buck Converters from Diodes Deliver High Efficiency with Low EMI
Diodes Incorporated announces the AP64350Q/AP64351Q/AP64352Q series of automotive-compliant, 3.5A, synchronous buck converters for point of load (POL) applications. Diodes Incorporated today announced the AP64350Q/AP64351Q/AP64352Q series of automotive-compliant, 3.5A,...
Continue Reading50V to 5V @7A Synchronous Buck (Step-down) Converter
This module is a non-isolated 7A DC-DC converter. The module can convert any DC voltage between 7V to 50V to a 5V DC with load current up to 7A. The project has been designed around LM5116 Wide Range Synchronous Buck Controller IC. The design includes 6uH toroid inductor and two N...
Continue Reading90V to 10V @ 500mA High Voltage DC-DC buck converter
This is a versatile tiny module that provides 10V/500mA from 90V DC input. It is a high voltage input DC-DC buck converter, based on LM5017 IC, which is a 100-V, 600-mA synchronous step-down regulator with integrated high side and low side MOSFETs. The constant on-time (COT) control...
Continue ReadingAnalysis of 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...
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