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Posts Tagged ‘LM2576’

Resistive load, constant-current power supplies, and a 3D printed desk lamp

Tuesday, March 19th, 2019

Dr. Scott M. Baker published a new build: In this video, I build a 3D Printed Desk lamp. The basic design came from Thingiverse, but I repurposed my LM2576 Constant-Current design to serve as a dimmer.  It all started when I found an interesting lamp on thingiverse, which used 75mm...

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Posted in DIY | No Comments »

3A Power supply for USB devices

Tuesday, May 5th, 2015

Jayakody published a new build, a 3A Power supply for USB devices: This is 5V 3A power supply to drive two USB based devices simultaneously. This power supply is design around LM2576-5.0 switching regulator IC and the main reasons to choose this IC is its low parts count, small heat sink requirements...

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Posted in power supply, USB | 8 Comments »

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