STMicroelectronics has introduced the world’s fastest Qi wireless charging IC, STWLC88. Delivering as much as 50W of power, the new device enables consumers to charge smartphones, tablets, laptops, and other personal electronic devices without cables as safely and nearly as quickly and efficiently as they could by plugging them in. ST’s state-of-the-art 50W wireless-power IC charges smartphones two […]
Power Management
Authentication device allows for secured wireless charging
Infineon Technologies AG extends its OPTIGA Trust product family with a dedicated solution for secured inductive charging. The new OPTIGA Trust Charge is the industry’s first embedded security solution that is usable for the Qi 1.3 wireless charging standard. It addresses chargers for small personal electronic devices like smartphones, earbuds, tablets, wearables, or health tech […]
4 W regulated dc-dc converters bridge industry’s 3- 6 W gap
TRACO POWER’s new 4 watt regulated DC-DC converters are available with either 2:1 (TMR 4) or 4:1 (TMR 4WI) input ranges, bridging the 3 to a 6-watt gap of industry-standard SIP-8 converter solutions. The TMR 4 (2:1 input range) and TMR 4WI (4:1 input range) are two families of regulated 4 Watt DC-DC converters with […]
High-voltage gate driver with 6-kV galvanic isolation comes in compact package
STMicroelectronics’ STGAP2HS is a compact, high-voltage gate driver for applications that require up to 6kV galvanic isolation between the gate-driving channel and the low-voltage control and interface circuitry. The 1200V device can sink and source up to 4A output current to simplify the design and enhance the reliability of mid- and high-power converters, power supplies, and inverters […]
1.2-kW enclosed ac-dc supplies handle industrial and medical applications
Bel Power Solutions announced the ABE1200 / MBE1200 Series of enclosed AC-DC power supplies. The ABE Series (industrial) and MBE Series (medical) are available in a couple of single output voltages and may be connected in parallel for redundancy and/or higher power. The ABE1200 Series power supplies feature a wide universal AC input range of 85-305 […]
Aluminum electrolytic caps feature high CV product, high ripple current capability
TDK Corporation presents the new EPCOS aluminum electrolytic capacitor series B43647* with snap-in terminals. Thanks to their outstandingly high CV product, they are ideal for highly compact solutions in power electronics. The capacitors are designed for a maximum operating temperature of 105°C; at a rated voltage of 450 V DC and maximum ripple current, they […]
Tiny ICs minimize electrolytic capacitors, reducing volume of power supply by up to 40 percent
Designing the fast-charging, small adapters consumers are expecting today poses a not unfamiliar challenge to the designers of those devices. How do you deliver loads of power safely and efficiently when the increased component count and complexity of providing sophisticated charging control means a larger adapter? Even a more efficient circuit design requires new ways […]
Plug-and-play boards control 3-phase BDCMs powered from Li-ion batteries
STMicroelectronics has introduced two new plug-and-play boards for controlling 3-phase brushless motors powered by up to 56V Li-ion batteries. Based on ST’s highly integrated STSPIN32 motor-control Systems-in-Package, the STEVAL-PTOOL1V1 and STEVAL-PTOOL2V1 evaluation boards fulfill key requirements of power tools including small dimensions and low standby current. Firmware is supplied for six-step motor commutation using Hall-effect rotor-position sensing, which […]
Internal ac-dc supplies come in board, chassis, DIN-rail mounting
CUI Inc announced a significant expansion of its PSK product family, with the addition of 12 internal ac-dc series. The new compact internal ac-dc power supplies are all available inboard, chassis, or DIN rail mounting styles. New Series PSK-5W: 5 watts encapsulated ac-dc power supplies PSK-10W: 10 watts encapsulated ac-dc power supplies PSK-15W: 15 watts […]
High-efficiency 750-V dc/dc converters optimized for light-rail/industrial applications
Powerbox has announced the release of its new high-efficiency 750VDC input DC/DC converter for light-rail and industrial applications. The switching stage of the new PRBX ENR500D is based on an enhanced resonant topology providing high efficiency of 95% typical across the low to high load range. Designed for railway applications, the ENR500D fulfills the stringent […]