Analog Devices, Inc. introduced the LT8491 buck-boost battery charging controller that features Maximum Power Point Tracking (MPPT), temperature compensation, and an I2C interface for telemetry and control. The device operates from input voltages above, below, or equal to the regulated battery float voltage. The LT8491 offers three selectable Constant Current Constant Voltage (CC-CV) charging profiles, […]
Development Tools
Kit speeds speeds design of high-current toroidal choke circuits
Signal Transformer announces their High Current Toroidal Choke (HCTC) and High Current Toroidal (HCTI) Design Kit Combination. Featuring 16 of their most popular HCTC and HCTI Series components in a convenient compartmented case, the wide assortment supports power conversion engineers with a high degree of flexibility during their design and selection process. The HCTC and […]
Chokes deliver common and differential mode in one SMD for DC power line apps
Bourns, Inc. announced two new low-profile, high current series of compact surface mount common mode chokes. The new SRF1206A and SRF9045A series provide not only common mode but also differential mode filtering in a single choke configuration. These highly robust products offer high current capacity to answer the need for components that meet board space constraints in an increasing number of […]
Chip Ferrite Beads for automotive applications handle up to 175°C
Murata has announced the release of the BLM18KN_EH series of chip ferrite beads for noise suppression in power lines at temperatures up to 175°C. Target applications are automotive equipment such as engine and transmission electronic control units (ECUs) and turbo motor controllers, with the components meeting AEC-Q200 qualification requirements. As electrification advances, the demand for […]
Single-phase 85-264-Vac input/28-Vdc output supply module meets SOSA standard
Aegis Power Systems, Inc. announces the new VPX1PH3UC310-SA, a single-phase 85-264Vac input to 28Vdc output power supply module with 310 watts and EMI filtering. This rugged slide-in power supply has been developed in alignment with the Sensor Open Systems Architecture (SOSA) technical standard for use in interoperable systems for sensor management. Using the latest in […]
AC-DC convection cooled sealed power supplies handle 400 W
Bel Power Solutions announces the ABS400/MBS400 Series of convection cooled power supplies which are sealed and fully potted, offer IP66/67 ingress protection, and fit 1U applications. These power supplies may be mounted for conduction or convection cooling and are rated at 300 W in still air and 400 W with conduction via the optional heat […]
Compact flat-wire SMT chokes carry high currents
TDK Corporation has extended its portfolio of EPCOS ERU SMT power inductors with the ERU16 choke series, comprised of ten different types. The inductance values of the new B82559B*A016 series, which replaces the former B82559AA016 series, extend from 1.0 µH to 30 µH, and their saturation currents range from 10.3 A DC to 40.4 A […]
Eval board wrings out LED power modules, includes analog and PWM dimming
With the MagI³C-LDHM (LED Step Down High Current Module) Power Module, Würth Elektronik now has the perfect solution for LED power supply in its portfolio. To make it even easier for developers to use these DC-DC converters with integrated controller IC, inductors, and capacitors—Würth Elektronik now offers an LDHM Evaluation Board. It integrates an efficient […]
Three-phase half-bridge driver ICs control brushless motors for e bikes, power tools
STMicroelectronics has created an integrated three-phase half-bridge driver IC with performance optimized for low-voltage industrial applications up to 75V, delivering a space-efficient and power-saving solution to control three-phase brushless motors in e-bikes, power tools, pumps, fans, light machinery, gaming consoles, and other equipment. The STDRIVE101 embeds three half-bridge drivers for external N-Channel MOSFETs, each able to sink […]
Galvanically isolated gate drivers for IGBTs, SiC and Si MOSFETs
Infineon Technologies AG has launched the EiceDRIVER X3 Enhanced analog (1ED34xx) and digital (1ED38xx) gate driver ICs. These devices provide a typical output current of 3, 6, and 9 A, precise short-circuit detection, a Miller clamp, and soft turn-off. In addition, 1ED34xx offers an adjustable desaturation filter time and soft turn-off current with external resistors. […]
