AVX Corporation, a manufacturer of passive components and interconnect solutions, has introduced the new FV Series AC film capacitors. Designed to provide Class X2 interference suppression, FV Series metallized polypropylene film capacitors are rated for 305Vrms and exhibit self-healing properties, high moisture resistance, high tolerance for over voltage stress, and excellent active and passive flame […]
Power Components
Power management chip for FPGAs
Exar Corporation (NYSE: EXAR), a supplier of high performance integrated circuits and system solutions, introduced the XR77129, a quad output programmable Universal PMIC with an input operating voltage range of 6V to 40V. Its patented control architecture is well suited for 40V inputs using a 17-bit wide PID voltage mode VIN feed forward architecture. This […]
Fuses billed as smallest SMT ever for 120/240VAC inputs
Littelfuse, Inc. has introduced two new series of its popular NANO2® Subminiature Fuse, each of which provides surge tolerance and circuit protection against overload conditions for downstream components. Both feature highly compact surface mountable packages for high design flexibility in space-constrained applications; the SMT design supports higher placement speed and higher yields during product manufacturing. […]
Temperature range boost for FMEA-compliant LDO
Linear Technology Corporation announces a new wider temperature range, H grade version of the LT3007, the latest member in a family of high voltage, micropower, robust PNP-based LDOs, featuring an ultralow 3µA quiescent current. The device’s H grade 150°C junction temperature rating enables high temperature or high power automotive and industrial applications. Its high input […]
New GaN HEMT power devices work at 50 V
Cree, Inc., a global supplier of silicon carbide (SiC) and gallium nitride (GaN) wafers and devices, has extended its family of 50V discrete GaN high electron mobility transistor (HEMT) die with the release of three new components: a 20W, 6GHz die; a 75W, 6GHz die; and a 320W, 4GHz die. Currently comprised of five die, […]
20-A step-down regulator optimized for low V IN/low V OUT
Linear Technology Corporation introduces the LTM4639, a 20A DC/DC step-down µModule® (micromodule) regulator capable of converting 2.5V to 7V main-power system rails to point-of-load voltages as low as 0.6V with optimum efficiency. In complex rack-mount systems, improved voltage conversion efficiency results in savings in energy consumption, thermal management and equipment size. Applications include cloud-based equipment […]
Choosing and Driving Laser Diodes
Laser diodes come in a wide range of types and power. They are in DVD and CD players and writers, used in fibre-optic communications, visible laser pointers, distance measurement, printers, medicine and industry. The main decision points are: wavelength power pulsed or continuous. Wavelength depends on the application. If you want the laser as a […]
Transformers optimized for Fly-buck converters
Premier Magnetics, global producer of high-quality magnetic components, has introduced a line of transformers specifically designed to complement the Texas Instruments LM5017 family of Fly-Buck converters. The Premier Magnetics Fly-Buck transformers™ topology and electrical characteristics are designed to provide fast and simple implementation of the Fly-Buck circuit for two or four isolated outputs. The devices […]
Current-sense resistors handle 2 W
KOA Speer Electronics introduces the new TLR2HW metal plate chip current sense resistor in a 2010 size, featuring a 2-watt power rating and ultra low resistance of 1m to 10m. The metal alloy of the TLR2HW provides superior corrosion and heat resistance, with small size SMD type metal plate providing low resistance for current detection. […]
Shielded power inductors handle high saturation currents
Coilcraft’s XAL15xx Family of rugged, magnetically-shielded power inductors are offered in two versions – one providing saturation current ratings up to 111 Amps and the other offering inductance values as high as 33 µH – delivering the highest levels of performance in the smallest possible space. XAL15xxThe XAL1510 Series offers a unique combination of high […]