Diodes Incorporated has announced two highly integrated synchronous buck converters that simplify circuit design in automotive power systems with its Power Good output and its innovative EMI mitigation for noise-sensitive applications. The AP63356Q and AP63357Q are 3.5A converters with an input voltage range of 3.8V to 32V. Leveraging peak current mode control as well as […]
Power Management
500-W step-down dc-dc converter sits in 1/16th brick footprint
TDK Corporation announces the introduction of the 500W rated i7A non-isolated DC-DC converters. Capable of operating from an input voltage of 18V to 60V, the step-down converters deliver an output voltage that can be adjusted from 3.3 to 24V with an output current of up to 33A. The series is designed to be used in […]
Eval kits speed GaN power device uses in industrial motors, energy storage systems, inverters
GaN Systems announced the availability of four new integrated power module evaluation kits: 100V Driver GaN DC/DC Power Stage Module, 650V 150A Half-Bridge IPM, 650V 150A Full-Bridge Module, and Driver, and 650V 300A 3-Phase Module and Driver. These modules are designed to be easy to use and evaluate performance in high power applications such as traction […]
QML-V qualified 7-A PoL dc/dc converter is rad hardened
STMicroelectronics has added a QML-V qualified 7A Point-of-Load (PoL) DC/DC converter to its growing portfolio of radiation-hardened (rad-hard) integrated power products that deliver high power efficiency to satisfy the most demanding space applications. The RHRPMPOL01 is a complete PoL converter, including N-channel power MOSFET and bootstrap diode, with under-voltage, over-voltage, over-temperature, and adjustable over-current protection in a […]
Battery life analysis and maximization for wireless IoT sensor nodes and wearables
In addition to proper hardware design and power consumption testing, an accurate estimation of battery life is an important aspect of designing wireless Internet of Things (IoT) sensor nodes and wearables. For some medical or industrial devices, in particular, users’ lives can be at stake if the battery does not live up to expectations. Some […]
12 V DC PCB relay features 50 A to 14 V DC switching capability
Fujitsu Components America, Inc. has expanded its automotive relay offering with a new 12VDC PCB relay featuring a switching capacity of 50A at 14VDC. The FBR53-HC offers a higher contact rating than its 40A FBR53-HW counterpart, yet occupies the same 12.1 x 15.5 x 13.7mm footprint and weighs the same 6g. With a maximum carrying […]
DC-disconnect switches handle up to 1.5 kV
Littelfuse, Inc. announced the introduction of its DC Disconnect Switch product line. The Littelfuse LS6 (available in 1000 and 500 V) and the LS6R (available in 1500 V) series are energy-efficient, compact disconnect switches that quickly break or resume the flow of current safely. Offered in both 250 and 400 amperage ratings, these switches prevent […]
PMIC sports four buck-boost channels single one inductor in compact package
The breakthrough MAX77655 single-inductor multiple-output (SIMO) power management IC (PMIC) from Maxim Integrated Products, Inc.provides the highest-density power solution for extremely compact next-generation devices. This PMIC delivers a 70 percent reduction in solution size compared to the nearest competition, with 700mA across four buck-boost channels and only one inductor required for a total solution size […]
Fast switching 600-V super junction MOSFETs come in SMD-type package
Alpha and Omega Semiconductor Limited announced the release of a fast switching 600V αMOS5 Super Junction MOSFETs in SMD-type TOLL Package. αMOS5 is AOS’s latest generation of high voltage MOSFET, designed to meet the high efficiency and high-density needs for quick charger, adapter, PC power, server, industrial power, telecom, and Hyperscale datacenter applications. The new aMOS5 […]
Batteries and charging for wireless IoT sensor nodes and wearables
Battery selection for a given wireless Internet of Things (IoT) node or wearables design is complex. Among the important factors are: how long the device is expected to operate with a single battery; the choice between various primary and secondary battery chemistries; the nominal and cut-off voltage of the electronics; the energy/current consumption profile, the […]