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 […]
DC-DC
60V fast dimming controller targets automotive LED lighting
Diodes, Inc announced the availability of the AL5816Q, an automotive-compliant linear LED controller for automotive LED lighting. With an operating voltage range of 4.5V to 60V, the AL5816Q supplies an output drive current of 15mA to control LED lights through an external BJT, delivering a constant current of a few mA up to 1.5A, or […]
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 […]
PoL converter carries integrated SVID for Intel systems
Infineon Technologies AG introduces the newest member of its integrated point-of-load product family, the IR38164 DC-DC POL converter. Infineon’s IR38x6x family offers either full SVID compatibility or 3-bit PVID flexibility. This makes it easy to design and support Intel CPU and chipset POL rails in Intel systems. Some products support PMBus functionality for POL rails […]
DC-DC converter provides self-contained power for USB PD and QC 4.0
The ACT4751 from Active Semiconductor is a 4.5 to 40V input, high efficiency synchronous step-down DC-DC converter that supplies two additional output channels to support USB PD controllers like the Cypress CCG3PA and active USB-C cable VCONN power requirements. The ACT4751 is fully integrated and controls the two integrated 50mOhm MOSFETs to achieve the highest […]
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 […]
Quarter-brick dc-dc converter provides 1.3 kW with 97.3% typical efficiency
Flex Power Modules announces the launch of the BMR490, a non-isolated digital IBC (Intermediate Bus Converter) DC-DC converter with an output power of 1300W in the quarter-brick form factor. The new converter combines very high power density with excellent thermal performance in a price-sensitive design, making it ideal for demanding applications such as data centers. […]
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 […]
1×1-in railway dc/dc converters tackle demanding environments
The RP12-AR series dc/dc converters are designed for railway rolling stock applications, but they are also suitable for non-railway high-voltage battery applications. Their 5:1 input voltage range of 36-160 Vdc (185 Vdc for 1 sec) allows for all-in-one solutions for 48-V, 72-V, 96-V and 110-Vdc railway systems. They have a built-in class A filter network […]
Power Electronics Top Talks in February 2019 on EDABoard.com forums
Peer-to-peer, engineer-to-engineer questions and answers from the EDABoard.com engineering community around power electronics. Click the “Read more” link and follow the entire conversation and maybe add your two cents by logging in to EDAboard.com Voltage single-phase active front end rectifier – In OrCad 16.6, I used PI regulator and PWM, but my simulation is making errors… […]