Current sensing for a wide range of products and applications requires both low and high resistance values with high stability, reliability, and low TCR. For devices that need somewhat higher resistance values, high current handling, low TCR, and high stability, finding cost-effective solutions can be challenging. Film-type resistors will not have high current handling, and […]
Power Management
BMS protection board target large-capacity lithium battery packs
In recent years, with higher requirements for the production and manufacturing of new energy vehicles and increasing demand for safer drive batteries, high-performance drive battery BMS has been valued highly and its market share has grown sharply. According to statistics, the market size of BMS in China reached 9.7 billion yuan in 2020, with a year-on-year growth of 6.6%, […]
Improving battery power efficiency for IoT devices
Nanopower ship mode and sleep mode can be optimized to reduce power consumption. Suryash Rai • Analog Devices Inc. In the connected world of the internet, power management is an important way to boost the efficiency of IoT applications. In most situations, the sensor node (data acquisition element) sits in a remote area and is […]
High-voltage 10-kV supplies include high-voltage flying lead.
Dean Technology, Inc. announced the introduction of a new series of high voltage power supplies designed specifically for higher voltage applications needing a biasing module. The new UMR-A-10000 series, which is another extension of the existing UMR Collection of power supplies, offers output voltages up to 10kV, input voltages at 12 or 24V, and power […]
Cellular-based remote RF wireless charging platform eliminates IoT batteries
Powercast Corporation has created a unique cellular-based RF Power-Over-Distance Wireless Charging Platform, built around Sequans Monarch cellular IoT connectivity technology. Powercast will demonstrate the solution at Mobile World Congress in Las Vegas, September 28 – 30, booth w2.1226. Operating in the lower 600 – 900 MHz frequency bands licensed by mobile carriers, the Powercast cellular-based RF Wireless […]
Buck DC/DC converter IC features built-in MOSFET for automotive apps
ROHM Semiconductor today announced the BD9S402MUF-C, a new buck DC/DC converter IC with built-in MOSFET (switching regulator) for automotive applications such as infotainment and ADAS (Advanced Driver Assistance Systems) incorporating onboard sensors and cameras that are becoming more advanced. In recent years, safety requirements in the automotive sector have increased as technological innovations in accident prevention and autonomous driving continue […]
Half-brick 200/300-W converters feature 43-160-V inputs for rail, industrial apps
TDK Corporation announces the introduction of the 200W and 300W rated TDK-Lambda CN-B110 series of half brick DC-DC converters. Capable of operating from a wide input voltage of 43 to 160Vdc the converters are compatible with 72Vdc or 110Vdc nominal railway systems. Applications include rolling stock, railway trackside equipment, robotics, AGVs, and scientific research equipment. […]
Flyback PWM controller ICs run in quasi-resonant mode to boost efficiency
Elevation Semiconductor announced the release of its two high-efficiency power ICs with smaller footprints for fast-charging solutions. The HL9510 and HL9512 are flyback PWM controller ICs that operate in a quasi-resonant (QR) mode to significantly enhance the system efficiency and power density. Both ICs offer constant output voltage regulation through the optocoupler feedback controller or […]
Efficient ad/dc conversion technique needs no PFC inductor
Pulsiv emerged from stealth mode, with the announcement of its new power electronics technology. Pulsiv OSMIUM uses a patented method for converting AC to DC that involves charging/discharging a small storage capacitor without the need for a PFC inductor. This unique solution delivers a high power factor, consistently high efficiency, and an ultra-compact system design. Pulsiv OSMIUM […]
HIgh-power resistors feature low TCR, pulse-load capability
Bourns, Inc. introduced its new high-power resistor series that features a robust metal strip resistive element offering excellent pulse load capability and low-Temperature Coefficient of Resistance (TCR). These capabilities in the Bourns Model CRG2512 Series help increase resistor reliability making them optimal inrush current limiting solutions for capacitors, hot swaps, and snubber circuits in a broad […]
