Switchmode Power Supply Topologies Explained
https://www.electronics-lab.com/switchmode-power-supply-topologies-explained/
The role of power supply is crucial for electronic circuits because without sufficient power, the circuit cannot function at its optimal level. On the other hand, an exceeded power supply can deteriorate the circuit components by heating effect. There are usually two choices for power supply topologies; Linear Power Supply and Switched Mode Power Supply […]
MP17xA Non-Isolated Offline Regulators
https://www.electronics-lab.com/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 without an optocoupler. These devices support buck, boost, buck-boost, and flyback topologies. The devices’ integrated 700 V […]
Texas Instruments Introduced a Simple 4.3-V to 17-V Input, 2-A Synchronous Buck Converter in SOT563
https://www.electronics-lab.com/texas-instruments-introduced-simple-4-3-v-17-v-input-2-synchronous-buck-converter-sot563/
Texas Instruments (TI) introduced a simple, easy-to-use, 2-A synchronous buck converter TPS562207 in a SOT563 package. The device is optimized to operate with minimum external component counts and also optimized to achieve low standby current. This switch mode power supply (SMPS) device employs D-CAP2 mode control providing a fast transient response and supporting both low […]
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 […]
PiCAN3 CAN Bus HAT for Raspberry Pi 4 with 3A Power Supply And Real-Time Clock
https://www.electronics-lab.com/pican3-can-bus-hat-for-raspberry-pi-4-with-3a-power-supply-and-real-time-clock/
Copperhill Technologies announced the release of its PiCAN3 CAN-Bus Board for the Raspberry Pi 4, adding Controller Area Network capabilities plus a real-time clock to the new Raspberry CPU. The PiCAN3 board with SMPS (Switch Mode Power Supply) provides CAN-Bus capabilities for the Raspberry Pi 4. It uses the Microchip MCP2515 CAN controller with MCP2551 […]
Smart algorithm triples service life of power supplies
https://www.electronics-lab.com/smart-algorithm-triples-service-life-power-supplies/
New modulation method increases operational lifetime of switching power units through digital, highly dynamic control and the use of film capacitors. Switching power units are used for the power supply of many electrical devices, e.g. computers, LED lights or laser welding equipment. They convert alternating current from the mains into the direct current required by […]
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 […]
Wavecatcher – Acoustic cryptanalysis
https://www.electronics-lab.com/wavecatcher-acoustic-cryptanalysis/
Anfractuosity published a new project: “Acoustic cryptanalysis is a type of side channel attack that exploits sounds emitted by computers or other devices” Wavecatcher is a simple PCB that makes use of a MEMS ultrasound microphone, in order to capture audio to around 80kHz, with the goal of finding interesting ultrasound sources and playing with […]
High Voltage-Current Half Bridge Driver Using IR2153 & IGBT
https://www.electronics-lab.com/high-voltage-current-half-bridge-driver-using-ir2153-igbt/
IGBT based half bridge board has been designed for multiple applications, like induction heater driver, tesla coil driver, DC-DC converters, SMPS etc. High current and high voltage IGBTs are used to serve high power requirements. IGBT NGTB40N120FL2WG from ON semi and IR2153 from Infineon semiconductor are important parts of the circuit, IR2153 is a gate […]