Alpha and Omega Semiconductor Limited announced its AOZ98252QI 2-output, 8-phase controller with low 2.5 mA quiescent power. Featuring AMD SVI3 high-speed and SMBus digital interfaces, the AOZ98252QI is engineered as a key component in a complete system power solution with AOS’ DrMOS products for graphics and desktop systems. The AOZ98252QI digital controller provides two output rails […]
Controllers
SiP controller delivers up to 60 W power with universal 85 V – 305 V AC input range
Infineon Technologies AG is launching its new CoolSET System in Package (SiP), a compact, fully integrated system power controller for highly efficient power delivery of up to 60 W at universal input voltage range of 85 – 305 V AC. Housed in a small SMD package, the high-voltage MOSFET with low R DS(ON) eliminates the need for […]
5 x 5 mm motor controller operates from 12 V automotive supply
TDK Corporation has expanded its Micronas HVC 5x embedded motor controller family with the HVC 5481G for automotive applications. The new HVC 5481G functions as a programmable gate driver system-on-chip (SoC) designed to control an external power bridge with 6 N-channel FETs for driving actuators, fans, and pumps. Samples of the HVC 5481G are currently […]
GaNe-based controller achieves standby power below 30 mW
STMicroelectronics’ VIPerGaN65D flyback converter, with its SOIC16 outline, permits extremely small and economical power supplies, adapters, and USB-PD (Power Delivery) fast chargers up to 65W with universal input voltage. The quasi-resonant offline converter integrates a 700V gallium nitride (GaN) transistor and optimized gate driver with typical protection features, making wide-bandgap technology easily accessible to elevate […]
Hybrid flyback controllers reduce transformer size via lower leakage inductance
Infineon Technologies AG is introducing the E-version of its hybrid flyback controller family. Designed for high-performance applications, the new XDP hybrid flyback digital controller family leverages the advanced asymmetrical half-bridge (AHB) topology, which combines the simplicity of a flyback converter with the efficiency of a resonant converter, enabling high power density designs. This makes the […]
Hot swap controller withstands 100 V transients for 500 milliseconds
Infineon Technologies AG expands its XDP digital protection product family with the XDP711-001, a 48 V wide input voltage range digital hot swap controller with a programmable safe operating area (SOA) control designed for high-power AI servers. The controller will provide superior input and output voltage monitoring and reporting of ≤0.4 percent and system input […]
Power controller handles high-current AI systems to OpenVReg16 specifications
Alpha and Omega Semiconductor Limited unveiled its AOZ73016QI, a 16-phase, 2-rail controller specifically designed to the latest OpenVReg16 (OVR16) specifications from NVIDIA. The AOZ73016QI controller design is based on the company’s high-performance, proprietary AOS Advanced Transient Modulator (A2TM) control scheme. In addition to supporting all the basic requirements of the OVR16 specification, the new AOS controller […]
Power controller supports NVIDIA Blackwell GPU
Alpha and Omega Semiconductor Limited unveiled its AOZ73004CQI, the world’s first 4-Phase controller for Blackwell GPUs, its advanced design has received full OpenVReg (Open Voltage Regulator) OVR4-22 compliance. The performance and energy efficiency gains from the introduction of the Blackwell platform help propel AI capabilities supported by increased GPU performance. AOZ73004CQI’s cycle-by-cycle current limit meets the overcurrent […]
Flyback controllers feature adaptive synchronous rectification for AC-DC conversion
Nexperia introduced a new series of AC/DC flyback controllers as the latest additions to its continuously expanding portfolio of power ICs. The NEX806/8xx and NEX8180x are designed for GaN-based flyback converters in devices such as power delivery (PD) chargers, adapters, wall sockets, strip sockets, industrial power and auxiliary power supplies, and other AC/DC conversion applications […]
Sink controllers request and control USB-C power
Diodes Incorporated releases two USB Type-C Power Delivery (PD) 3.1 extended power range (EPR) sink controllers. These can be embedded into battery-powered devices and other types of equipment using a USB Type-C socket as a power source, including routers, wireless speakers, power banks, and power tools. The AP33771C and AP33772S support product designers transitioning from proprietary charging ports, […]
