LDO current regulator for power LED Challenge You've got a power LED? Great! Build a flash light! What does the spec say? "Voltage: 3.6 .. 3.8 V, power 3 W." Okay. This means that it draws some 800 mA. Three mignon cells give 4.5 V for at least…
http://www.planetanalog.com/author.asp?section_id=3041&doc_id=563055 Jonathan Harris, Product Applications Engineer, Analog Devices, 6/2/2014 As I thought about where to go with the next blog, I looked over the comments and questions from my previous…
Current Sourcing and Sinking Current sourcing and sinking is often mentioned in relation to electronics, digital systems and microcontrollers, but what is current sourcing and what is current sinking? Current sourcing and sinking refers to the way th…
Transmit Spectrum Mask Specification – 802.11b SpecificationFor 802.11b 18.4.7.3The transmitted spectral products shall be less than –30dBc for fc-22MHz < f < fc-11MHz, fc+11MHz < f < fc+22MHz, -50dBc for f < fc-22MHz, and f > fc+22MHz,…