Infineon Technologies AG extends its portfolio of high current system chipset solutions with the industry’s first 16-phase digital PWM multiphase controller, the XDPE132G5C. The portfolio enables currents of 500 to 1000 A and higher for next generation CPUs, GPUs, FPGA and ASICs used in high-end artificial intelligence (AI) servers and 5G datacom applications. As CPU […]
Regulators
LDOs offer high PSRR and low quiescent current
Diodes Incorporated announced the AP7345D family of dual low-dropout (LDO) voltage regulators that offer high power supply rejection ratio (PSRR) and low quiescent current, making them suitable for applications powered by primary cells such as AA or AAA batteries. The AP7345D offers independent voltage input with an enable pin for controlling the output. This provides […]
Digital PoL regulator targets high-current ICT apps
Flex Power Modules introduces the BMR469 family, a digital point-of-load (PoL) regulator that is ideal for high-current ICT applications. The BMR469 delivers high power density, up to 160A per square inch, which saves valuable board space. Two variants with different output currents are available, both in compact packages. The 80A BMR4690000 measures 25.4 x 12.7 […]
Digitally controlled LED driver boasts configurable operating parameters
The emerging trend of smart lighting and Internet of Things requires a new generation of LED drivers. Infineon Technologies introduces the new member of its XDP LED series, the XDPL8221 for cost-effective dual-stage drivers with advanced features. This device combines a quasi-resonant PFC and a quasi-resonant flyback controller with primary side regulation together with a communication interface. A […]
100 V, 1 A DC/DC buck converter extends battery life
Texas Instruments introduced a wide-input-voltage (VIN) synchronous DC/DC buck converter with the industry’s best combination of light load efficiency, ease of design and overall power solution cost. The 100-V, 1-A LM5164 step-down voltage converter shrinks board space in rugged battery-powered industrial and automotive power supplies. Used in conjunction with TI’s WEBENCH Power Designer, this new […]
Compact dc/dc converter saves space in mobile equipment and industrial electronics
The THN 15N series of 15-W dc/dc converters come in a standard 1×1-in package and utilize the latest advances in power technology design to meet EMI Level A standards without external components and reduced no-load power consumption of 96-336 mW and efficiencies up to 91%. These compact, high-performance 15-W dc/dc converters are candidates for addressing […]
Low-noise 400-mA low-dropout linear regulator targets always-on automotive modules, noise-sensitive loads
The STMicroelectronics LDO40L 400mA low-dropout linear regulator delivers quiet and efficient power for always-on automotive modules and noise-sensitive loads. With 45µA quiescent current, the AEC-Q100 qualified LDO40L reduces the demand on vehicle batteries to run loads such as body and interior functions that are active when the ignition is off. In addition, the device can be disabled […]
Optimizing the energy efficiency of converters and controllers
Here’s how to evaluate energy efficiency associated with components that make up widely used power conversion circuitry. FRANK DE STASI, MATHEW JACOB, TEXAS INSTRUMENTS INC. IN SOME WAYS, selecting a module, converter or controller for power conversion resembles deciding whether to take a flight, board a train, or drive from point A to B. Once […]
12:1-input quarter-brick dc/dc converters key on railway apps
Two 40-W and 60-W dc/dc converter series come in quarter-brick packages with an ultra-wide input voltage range of 14 to 160 Vdc making them a good candidate for railway rolling stock applications and high voltage battery systems. The 12:1 input voltage range of RECOM’s RP40Q-RUW and RP60Q-RUW series covers all input voltages from nominal 24 […]
Step-down regulator module targets data center apps with on-board memory
Analog Devices, Inc. (ADI) expanded its suite of Power by Linear µModule regulators with the LTM4700 step-down DC/DC power regulator, which combines the highest power in its class with the energy efficient performance needed to reduce data center infrastructure cooling requirements. Configured as dual 50A or single 100A configuration, the new power µModule’s innovative package technology enables an increasing […]