Avnet to buy passives distributor Betronik
Product News 9/24/2007 Post a comment
Electronics distributor Avnet, Inc. plans to acquire German specialty distributor Betronik GmbH. Betronik focuses on passive components. For the takeover, Avnet needs the approval from the German antitrust authority.
NEC to sample 4.1-inch LCD module
Product News 9/21/2007 Post a comment
NEC LCD Technologies will begin shipping samples of a 4.1-inch TFT-LCD module in October 2007 that features high integration, high luminance and a wide color gamut.
Radio Basics for RFID, Part 1
Design How-To 9/18/2007 1 comment
While this book excerpt from The RF in RFID:Passive UHF RFID in Practice, focuses on RFID applications, it is an excellent primer for RF basics. This Part covers electromagnetic waves, signal voltage, and power.
Freescale unveils highly integrated TPMS device
Product News 9/12/2007 Post a comment
Freescale's TPMS integrates a pressure sensor, 8-bit MCU, RF transmitter and 2-axis accelerometer in a single package while providing lower power consumption. It's also claimed to be the first to contain a capacitive pressure sensor and 2-axis accelerometer.
Choosing the right input caps for your buck converter
Design How-To 9/7/2007 3 comments
Minimize the effect of the input capacitor's ESL and ESR by first selecting ceramic caps, and then design for minimum input ripple. Then figure out the amount of bulk input capacitance required to stabilize the input voltage during large load transients.