KRYTAR, Inc. announces a new Directional Coupler operating in the frequency range of 4.0 to 20.0 GHz offering Nominal Coupling of 30 dB in a extremely compact package. KRYTAR’s new directional coupler offers some of lowest frequency coupler with stripline designs on the market. Stripline designs offer superior low insertion loss, high directivity and tight […]
Power Components
High-voltage stacked capacitors handle 5 kV
AVX Corporation, a manufacturer of passive components and interconnect solutions, has introduced a new RoHS-compliant series of high voltage, DIP-leaded stacked SMPS capacitors. Rated for 1,000–5,000V and capacitance values spanning 100pF to 15µF, the new RV Series capacitors feature low ESR and ESL, low DC leakage current, high current handling capabilities, excellent high frequency performance, […]
500-W certified for medical, industrial uses
Excelsys Technologies announces the XS500 series of high-efficiency, 500W convection-cooled AC/DC power supplies. With typical efficiency of 92%, and operating from 90-264VAC, the XS500 delivers 500W of output power without the need for forced-air cooling. Combining low-energy-loss topologies with high-efficiency design, the component temperatures within the XS500 are kept to a minimum. This results in […]
Understanding op amp input stages
Choosing an op amp and getting the best out of it involves some understanding of what is inside the chip, particularly the input stage. Simple bipolar input stage A conventional bipolar opamp will usually have a long-tailed-pair with two NPN or PNP input transistors as shown below. This explains the limited working range of a […]
ESD diode arrays optimized for USB circuits
Littelfuse, Inc. (NASDAQ:LFUS) introduced its PULSE-GUARD® PGB2 0201 Series Surface Mount Polymeric ESD Suppressors, which are the smallest size polymer composite electrostatic discharge (ESD) suppressors in the market. The new suppressors are designed to help protect a broad range of sensitive electronic equipment from ESD damage. The new PGB2 0201 Series suppresses fast-rising ESD transients […]
Varistors handle automotive transients
AVX Corporation, a manufacturer of advanced passive components and interconnect solutions, has extended the voltage and energy ratings of its radial leaded TransGuard® Automotive Series with the addition of its new VR20 varistors, expanding both the number and type of applications for which the series is an ideal solution. Based on AVX’s patented multilayer varistor […]
DIN-mounted surge protector
L-com Global Connectivity, a designer and manufacturer of wired and wireless connectivity products, announced that they have released a new DIN mountable 3-stage lightning protector to protect RS232 and industrial control lines. The HGLND-D2-12 is a high performance 3-stage lightning protector that provides superior protection of differential or balanced digital or analog lines from transients […]
Ceramic caps for high voltages
Morgan Advanced Materials (MGAM) announces its extensive range of ceramic capacitors for high voltage DC and AC and high power radio frequency (RF) applications. MGAM’s line of high voltage ceramic capacitors includes high voltage encapsulated discs, live line capacitors, and voltage multiplier assemblies, as well as pulse power capacitors. They are ideal for laser power […]
Scalable automation and drive technology package for tapping centers
Package for tapping centers consisting of compact CNC, frequency converter with triple overload capability and high-speed electric motor For ultra-fast tool changes: spindle start-up from 0 to 24,000 revolutions/minute in less than one second Scalable functions and performance thanks to control hardware variants High speed for high-speed cutting with small tools Siemens has put together […]
Load switch delivers 7 A in compact package
Micrel, Inc. (Nasdaq:MCRL) introduced the MIC95410 7A load switch in a compact 1.2mm x 2.0mm package. This device can be used for systems requiring power partitioning and has the capability of a controlled power up sequence with ramp control, a feature often needed in applications such as industrial computing, server boards, medical devices, tablets, notebooks, […]