STMicroelectronics’ STUSB4500 standalone USB Type-C and Power-Delivery controller extends the convenience and environmental benefits that come with powering and charging from a standardized USB-C outlet to a wide variety of consumer, industrial, and medical products. Optimized for sink-only applications powered through a USB-C cable, the STUSB4500 is a certified standalone USB PD controller that can be easily […]
Step-down DC/DC controller draws only 9 µA quiescent, targets burst-mode battery apps
Analog Devices announces the Power by Linear LTC3894, a high voltage step-down DC/DC controller that draws only 9µA quiescent current with the output enabled in Burst Mode operation. Its wide 4.5V to 150V input voltage range can effectively eliminate the need for external surge suppression devices. The LTC3894’s 100% duty cycle capability and externally adjustable power good window […]
Isolated 4-port power source equipment (PSE) controller conforms to PoE++ specs
Analog Devices announces the Power by Linear LTC4291/92 isolated 4-port power source equipment (PSE) controller chipset, the first of its kind to pass a series of IEEE 802.3bt (PoE++) Power over Ethernet (PoE) conformance tests administered by Sifos Technologies. PoE naturally presents system and network engineers with PSE evaluation challenges. PSEs are multichannel, intelligent DC power […]
Power Electronics Top Talks in June 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 Design precaution of 78xx and 79xx series regulators – I am looking into using these old regulators. My main concern is the […]
Synchronous boost LED controller features 60-V output
Analog Devices announces the Power by Linear LT3762, a 60V output, high efficiency, synchronous, boost LED driver controller with a programmable internal LED PWM signal generator and spread spectrum frequency modulation that yield low EMI noise. The versatile LT3762 includes a rail-to-rail current sense amplifier, enabling high side or low side current sensing that in addition […]
Offline PWM controller boosts efficiency, economy, stability of ultra-low standby power supplies
STMicroelectronics’ STCH03 offline Pulse-Width Modulation (PWM) controller combines high integration with accurate constant-current output using primary-side regulation enabling economical mobile chargers, power adapters, or auxiliary supplies to meet stringent eco-design limits for average efficiency and standby power. At heavier loads, the STCH03 maximizes efficiency by operating in quasi-resonant mode with zero-voltage switching (ZVS) controlled by detecting transformer […]
Isolated 4-port 802.3bt PoE++ PSE controller delivers up to 71.3 W
Analog Devices announces the Power by Linear LTC4291/LTC4292 isolated 4-port power sourcing equipment (PSE) controller chipset designed for use in IEEE 802.3bt (PoE++) Power over Ethernet (PoE) systems. The LTC4291/LTC4292 provides 4 independent PSE ports comprised of 2 channels each, ensuring fully compliant support for the next generation of IEEE 802.3bt powered devices (PDs). The LTC4291 […]
Mobile app simplifies sourcing of voltage regulators, converters, and references
The ST Voltage Regulator Finder app helps engineers, purchasers, students, or makers find and buy STMicroelectronics’ voltage regulators, precision voltage references, or DC/DC converters, quickly and easily from a smartphone or tablet. Users can search by part number, parameter, or product family to identify suitable components and view key features in the app. Parametric searches are easily […]
Digital power controller for 90-300-W supplies complies with new safety standards
The STNRG011 digital-power controller from STMicroelectronics simplifies and accelerates development of 90-300W power supplies and adapters for computers, LED lighting, medical equipment, telecom, and industrial equipment, meeting today’s most stringent eco-design standards. The STNRG011 combines a double-ended LLC resonant half-bridge controller and a multi-mode Power-Factor Correction (PFC) controller, managed by a digital core running best-in-class control algorithms. […]
Fixed-frequency flyback PWM controller/MOSFET combo handles up to 43 W
Today’s power supplies demand components which provide best-in-class performance, efficiency, robustness, and ease of design. To meet this need, Infineon Technologies AG announces the fixed frequency 700 V/800 V CoolSET™ 5 th generation. This solution combines a PWM controller IC with the latest 700 V and 800 V CoolMOS P7 MOSFETs in a single package. The single platform supports […]
- 1
- 2
- 3
- …
- 7
- Next Page »
@PowerElectrTips
EE World Online