Category: Power supply
Isolated 2W 24Vdc-to-5Vdc Flyback DC-DC – Reference Design
The MAXREFDES111# reference design from Maxim Integrated is a compact 24V input flyback-converter module that features 5V at 400mA output. Transformer selection is often the most difficult step in isolated power design. Multiple transformers (Wurth Electronics 750315847, HanRun...
Continue ReadingMulti-output Power Supply Based on LM2576HV-ADJ
This is a multi-output power supply based on LM2576HV-ADJ and LM317 IC. The power supply provides 3 outputs with input supply up to 55V DC. Output (O1) is adjustable up to 24V DC and load current of 2A, Output (O2) is adjustable to 1.2V-24V with load current up to 500mA and Output (O3)...
Continue ReadingCreate +/-12V Split Rail From A 5V Bias
With digital semiconductor technology driving system power supplies to lower voltages for higher performance and lower system power, sensitive analog sensor circuits face a growing problem. Much of the inherent noise created in the early stages of an analog sensor signal path is...
Continue Reading60V to 5V @ 3.5A Buck converter with USB output
This is a 60V to 5V – 3.5A step down DC-DC converter based on TPS54360B from Texas Instruments. Sample applications are: 12 V, 24 V and 48 V industrial, Automotive and Communications Power Systems. The TPS54360 is a 60V, 3.5A, step down regulator with an integrated high side MOSFET....
Continue ReadingLaptop Bench Power Supply with FAN controller
Zak Kemble build another great project. This time it's a bench power supply with a laptop brick input. The power supply needed sufficient cooling so he added a small Fan and a controller a the edge of the board. He writes: Many years ago (September 2009) I made a simple bench power...
Continue Reading3.3V/3A, Wide-Input, Synchronous, Step-Down DC-DC Reference Design
The MAXREFDES1048 synchronous step-down dc-dc converter reference design from Maxim Integrated Products is based on the MAX17504, a high-efficiency, high-voltage, synchronously rectified step-down converter with dual integrated MOSFETs can operate over a 4.5V to 60V input. The...
Continue ReadingOscilloscope Differential Probe USB Power Supply
By Dr. Martin Oppermann (Germany) & www.elektormagazine.com In his article published in the July & August 2016 issue, Elektor author Alfred Rosenkränzer presented a wonderfully simple differential probe for oscilloscopes, based around the AD8479 precision differential...
Continue ReadingZero Multi-Power Supply is Battery supported
This is a breadboard friendly power supply with multiple input options. It can be powered from a USB port or from attached AAA batteries. It also supports Lithium battery input, Single cell(3.7V) and Dual Cell (7.4V,Max:9V) all supported. Output is 2 way adjustable (2-Way Adjustable...
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