Polytron Devices has recently launched its universal input MUI310-A Series of AC-DC power supplies, which boasts a vast selection of output voltages ranging from 12 to 44 Vdc. Approved for medical applications, these devices integrate LED indication, as well as built-in overvoltage, overcurrent, overtemperature and short circuit protection. The MUI310-A is available in a 7.78” […]
AC-DC
Dual-input boost-buck charging ICs support USB Power Delivery spec
A growing number of portable devices, including notebook PCs, are adopting the USB Type-C PD standard that can charge up to 100W, providing a common charging platform. At the same time wireless charging is gaining traction, increasing the demand to support both charging methods. However, in order to deliver a wide power supply range required […]
40-65-W industrial supplies accept 115/230/277-V nominal inputs
The CSW65 series of ac-dc power supplies are rated at 40 to 65 W of output power. Developed by TDK Corp., the accept a wide 90-to-305-Vac input and can operate from 115, 230 and 277-V nominal inputs. They are available in a U-channel construction and have cover and/or DIN rail mounting clip options. Target applications […]
Techargeable battery in SMD technology provides 100 µAh at 1.4 V
TDK Corporation presents CeraCharge – the first solid-state rechargeable battery in SMD technology. Depending on requirements, the number of charge/discharge cycles this battery is able to perform ranges from several dozens to up to 1000. With its compact EIA 1812 package (4.5 x 3.2 x 1.1 mm) it offers a capacity of 100 µAh at […]
Compact open-frame ac-dc supplies carry IEC 60601-1 4th Edition medical approvals
Five open-frame series from CUI Inc., ranging from 180 W up to 550 W, are certified to the medical 60601‑1 edition 3.1 safety standards for 2 x MOPP applications and 4th edition EMC requirements. The VMS‑180, VMS‑225, VMS‑275, VMS‑350, and VMS‑550 series feature energy efficiency up to 94% and power densities up to 30 W/in3. […]
Sager to stock 120-W single-output medical power supplies from SL Power
Sager Electronics is now stocking SL Power’s MB120S power supply series for medical applications. These 120 Watt AC/DC power supplies are feature-rich and highly efficient, easily fitting in a 1U chassis while providing 100 Watts of convection power. The MB120S Series from SL Power have a 10-year life design with premium e-caps, and are designed to […]
1 kW, 1.5 kW power supplies have medical safety certifications
The RWS1000B and RWS1500B “ME” RWS-B series medical ac-dc power supplies provide 1,000 W and 1,500 W power levels certified to the medical IEC 60601-1 standard. The seven-year warranty RWS-B series is a candidate for medical, cosmetic laser treatment and analysis equipment requiring less than 300 µA earth leakage current. The 1,000 W and 1,500 […]
Ultra-compact 3-W wall-plug adapters meet DoE Level VI, CoC Tier 2 efficiency standards
A new series of 3-W wall plug power adapters are dubbed the SWI3‑N and SWI3‑N‑USB series, available with North American input blades, and the SWI3‑E and SWI3‑E‑USB series, featuring European input blades. They are all certified to meet the current average efficiency and no-load power requirements enforced by the US Dept. of Energy (DoE) Level […]
High-density 15/20-W ac/dc medical-grade power supplies
Two compact and miniature on-board type medical grade ac/dc power supplies are the encapsulated-type MPM-15/20 and PCB-type MFM-15/20. The new MPM and MFM series are only one-third the size of previous generations, but have a wider operating temperature, higher efficiency and lower no load power consumption. The designs of these two series comply with IEC/EN60601-1 […]
Power Electronics Top Talks in October on EDABoard.com forums
(editor’s note: Intrigued by the problem? Have a question or another solution? Then click the “Read more” link and follow the conversation on EDAboard.com or log in to EDAboard and participate in the power electronics forum threads.) Switch design by using solid devices – I want to know how to design a solid static switch to replace […]