Allegro MicroSystems announced the launch of the ACS37800, a Hall-effect power monitoring IC for single-phase AC and DC solutions in a small PCB footprint. Another industry-first innovation, Allegro’s ACS37800 is an integrated power monitoring chip that allows simultaneous measurement of power, voltage, and current for AC and DC signals with an isolation rating of up […]
Telecommunications
High-temp, high-ripple current capacitor yields long life
New Yorker Electronics has announced the release of the new Vishay BC Components 190 RTL Aluminum Capacitors for increased design flexibility and board space in high-temperature applications. The new Automotive Grade miniature aluminum electrolytic capacitors offer high ripple currents up to 3.36A, operating temperatures to +125°C, and up to 6,000 hours of usable life. […]
150-V MOSFETs sport low on-resistance, high SOA for telcom hot swap apps
Alpha and Omega Semiconductor Limited announced the release of, AOTL66518 and AOB66518L, a 150V MOSFET with low on-resistance and a high Safe Operating Area (SOA) capability designed for demanding applications in Telcom Hot Swap. AOS designed these MOSFETs with a low on-state resistance and a robust linear mode performance with a wide Safe Operating Area (SOA) to manage […]
Kit speeds speeds design of high-current toroidal choke circuits
Signal Transformer announces their High Current Toroidal Choke (HCTC) and High Current Toroidal (HCTI) Design Kit Combination. Featuring 16 of their most popular HCTC and HCTI Series components in a convenient compartmented case, the wide assortment supports power conversion engineers with a high degree of flexibility during their design and selection process. The HCTC and […]
Single-phase 85-264-Vac input/28-Vdc output supply module meets SOSA standard
Aegis Power Systems, Inc. announces the new VPX1PH3UC310-SA, a single-phase 85-264Vac input to 28Vdc output power supply module with 310 watts and EMI filtering. This rugged slide-in power supply has been developed in alignment with the Sensor Open Systems Architecture (SOSA) technical standard for use in interoperable systems for sensor management. Using the latest in […]
AC-DC convection cooled sealed power supplies handle 400 W
Bel Power Solutions announces the ABS400/MBS400 Series of convection cooled power supplies which are sealed and fully potted, offer IP66/67 ingress protection, and fit 1U applications. These power supplies may be mounted for conduction or convection cooling and are rated at 300 W in still air and 400 W with conduction via the optional heat […]
Synchronous dc/dc buck converter optimized for noise-sensitive apps
The STMicroelectronics L7983 is a compact, 3V-60V, 300mA synchronous DC/DC buck converter with flexible, dynamic-mode selection to satisfy noise-sensitive applications and maximize efficiency at light load. Special ST innovations engineered into the L7983 allow control of the low-side power MOSFET to provide a low-noise mode (LNM) with constant switching frequency and an alternative low-consumption mode (LCM). In LCM, […]
Low-profile 400-W supplies target industrial, medical apps
Bel Power Solutions announced the ABC401 / MBC401 Series of 400 W AC-DC power supplies in five different low-profile 1U packages, including open frame, enclosed, U-channel, perforated cover, and vented cover configurations. The ABC401 Series (industrial) and MBC401 Series (medical) are rated high efficiency (94% typical) and available in a variety of single output voltages. […]
Bidirectional buck-boost, dual-phase buck DC/DC controllers handle 48-V apps
The ISL81801 buck-boost controller acts as a “UPS on a chip” by enabling bidirectional current flow (forward or reverse) using constant-voltage and constant-current regulation. This allows a battery or supercapacitor to be charged and discharged using a single controller and power path. The ISL81801’s combination of the industry’s highest 80V buck-boost switching frequency (600 kHz) […]
500-W step-down dc-dc converter sits in 1/16th brick footprint
TDK Corporation announces the introduction of the 500W rated i7A non-isolated DC-DC converters. Capable of operating from an input voltage of 18V to 60V, the step-down converters deliver an output voltage that can be adjusted from 3.3 to 24V with an output current of up to 33A. The series is designed to be used in […]
