The conduction cooled TDK-Lambda PFH500F-28 ac-dc power modules are rated at 28 V 504 W, feature a compact 4×2.4-in footprint and have optional read/write programming and communication through a PMBus interface. These third-generation power supplies are candidates for a variety of applications including COTS (Commercial-Off-The-Shelf), power amplifiers, LED displays and test equipment. The PFH500F-28 series […]
Converters
Power Electronics Top Talks in December on EDABoard.com forums
Peer-to-peer, engineer-to-engineer questions and answers from the EDABoard.com engineering community around power electronics. Click the “Read more” link and follow the entire conversation and maybe add your two cents by logging in to EDAboard.com Favorite low phase shift 240Vrms detector – I have a requirement for a very low phase shift, galvanically isolated, zero cross detector […]
Class II, Level VI external 110-W-rated supplies carry home medical and ITE safety certifications
The TDK-Lambda medical and industrial certified DTM110-C8 Class II (no earth ground needed) external power supplies meet stringent DoE Level VI and EU Tier 2 v5 standards for efficiency and off-load power. The DTM110-C8 is certified to the medical IEC 60601-1 and industrial IEC 60950-1 standards, making it suitable for a variety of hospital and […]
Bidirectional 8-channel level shifter supports wide voltage ranges
Diodes Incorporated announced the PI4ULS5V108 8-channel, high speed, bi-directional level shifter designed for inter-IC communications between devices operating on different voltage supply rails. Targeted applications include PC, servers, networking, telecom, and consumer electronics. The PI4ULS5V108 supports up to 100 MHz up-translation and greater than 100 MHz down-translation at ≤30pF capacitive load. This allows it to support […]
GaN FETs boost efficiency in electric vehicle chargers
The role gallium-nitride FETs play in the design of an EV charging circuit help illustrate how these wide-bandgap semiconductors facilitate energy efficiency. FENG QI, TRANSPHORM THE PHASE-SHIFT FULL BRIDGE (PSFB) is a classic topology for applications that must accommodate a wide range of operating voltages, as with battery chargers. A PSFB converter generally uses four […]
Isolated DC-DC converter targets data center apps with 70-A output
Flex Power Modules introduces its first generation of DC products to address the growing need for higher energy efficiency levels in data center and cloud computing infrastructure. The new BMR481 DC-DC converter has an input range of 40-60V targeting 48-54V nominal supplies, and a programmable 0.5-1.35V output. The 12 x 27.7mm footprint ‘main’ module provides […]
Low acoustic noise 1,500-W medical & ITE power supplies meet Class B conducted & radiated EMI
The TDK-Lambda 1,500-W rated CUS1500M series of ac-dc power supplies extend the CUS-M family of products to now cover 30 to 1,500 W. The CUS1500M has both medical and ITE (Information Technology Equipment) certifications and is well suited for industrial, medical, cosmetic laser treatment and analysis equipment requiring less than 300 µA earth leakage current, […]
Power Electronics Top Talks in October on EDABoard.com forums
Peer-to-peer, engineer-to-engineer questions and answers from the EDABoard.com engineering community around power electronics. Click the “Read more” link and follow the entire conversation and maybe add your two cents by logging in to EDAboard.com Y2 capacitors downstream of common mode choke – We have seen a report detailing that Y capacitors in an offline SMPS should […]
15W and 30W dc-dc converters boast operating efficiences up to 92 percent
TDK Corp. announces the introduction of the TDK-Lambda 15W and 30W rated dual output CCG DC-DC converters. Operating over a 4:1 input range, these highly efficient products are enclosed in a 1 inch by 1-inch six-sided shielded metal case. Applications include data and telecommunications, process control, broadcast, battery powered and test and measurement equipment. The […]
Automotive-grade buck-boost ICs ensure stable performance with low current consumption
ROHM today announced the availability of a buck-boost power supply chipset that provides the lowest current consumption in the industry along with stable performance (transient response characteristics) in automotive ECUs (Electronic Control Units) for cluster panels and gateways used in start-stop vehicle systems. The chipset integrates a buck DC/DC converter with boost functionality (BD8P250MUF-C) and a […]
