The DGH 2.7-V and DSF 3.0-V series supercapacitors (aka EDLCs or ultracapacitors) are used to supplement rechargeable batteries or as replacements for batteries in a diverse range of applications. These new components add powerful options for engineers. According to Brendan Andrews, Cornell Dubilier Business Unit Manager, “Our technology is used in a wide variety of […]
Power Electronic Tips
Autosensing level shifter IC addresses lower voltage processors and MCUs in automotive systems
Diodes Incorporated has expanded its family of voltage-level shifters, with the release of the PI4ULS3V304AQ. This advanced level shifting technology, featuring high degrees of flexibility, is proving vital to modern automobile design. It addresses the challenge of lower voltage microprocessors and microcontrollers incorporated into automotive systems, which are required to drive external devices operating at […]
Single-phase input, 3kW, ac-dc power supplies span voltage range of 150 V to 800 V DC
XP Power today announced the introduction of the HDL3000-HV series of single-phase input 3kW AC-DC power supplies with output voltages from 150V to 400VDC, with up to 800VDC realised by connecting units in series. All models feature output voltage and current adjustment ranging from 0 to 105% using analogue (via voltage or resistance) or digital […]
Compact dc-dc converters feature high heat resistance, up to 6-A output
Murata today introduced several new non-isolated DC/DC converter lines for distributed power architecture applications. The UltraBK™, MonoBK™, and PicoBK™ series were developed to provide small size, high efficiency, decreased noise, low EMI, and take up less board space. These products address the design challenges impacting today’s communication, storage, and server applications along with the exacting demands of the […]
SMT power inductors feature up to 101.5-A saturation currents
TDK Corporation has extended its range of EPCOS ERU-SMT power inductors with the new ERU19, ERU24 and ERU27 (B82559*) series. Each product line is comprised of up to 10 types, covering inductance values from 1.0 µH to 30 µH. Overall, a range of saturation currents at 25 °C from 11.5 A DC to 101.5 A […]
Super-small white-chip LEDs feature high luminous intensity
ROHM Semiconductor introduced their new CSL1104WB ultra-compact, high luminous intensity white chip LEDs. The products are optimized for applications requiring high brightness white light emissions, such as IoT devices, drones, and other battery-equipped applications. In recent years, high luminous intensity (2.0cd) white LEDs have been increasingly adopted to improve visibility in a range of applications […]
Gate drivers feature reinforced isolation for safety and long life
Infineon Technologies AG has expanded its easy-to-design EiceDRIVER X3 Compact (1ED31xx) and the highly flexible EiceDRIVER X3 Enhanced Analog (1ED34xx) and Digital (1ED38xx) gate driver families. Both families now offer variants with superior reinforced isolation for higher application safety and long operating life. The new family members are VDE 0884-11 certified. With 8 mm wide-body […]
Multi-hall-array sensor features high-precision current sensing
TDK Corporation expands its Micronas Hall-effect sensor portfolio with the CUR 4000 sensor. The sensor, developed for highly accurate current measurements in automotive and industrial applications, offers non-intrusive, galvanic isolated contactless current sensing. These features will contribute to the future of high-voltage systems of hybrid and electric vehicles (EV). The product is suited for DC […]
Digital dc-dc converter delivers 1300 W in half-brick package for RF power amplifier applications
Flex Power Modules announces the BMR685, the first digital DC/DC converter for Radio Frequency (RF) Power Amplifiers in the half-brick form factor that can provide a continuous output power of up to 1300 W. With telecoms infrastructure shifting to 5G, the RFPA is becoming increasingly power-hungry, and RF Power Amplifier designers are moving from LDMOS […]
High-current inductors feature high saturation currents
With innovative improvements in its internal design, the latest model of WE-HCF-SMT high-current inductors from Würth Elektronik sets new standards in its class. WE-HCF in the 2010 design offers significantly better characteristics than previously available inductors in this size: inductance values up to 2 μH and saturation currents up to 25% higher than comparable products in the […]