Examine an LED bulb and you are likely to find the LEDs on board are phosphor-converted white LEDs (PC-LEDs). These are created either from blue- or … [Read More...]
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How to design a Peltier module system
Thermoelectric cooling, using a Peltier module, gives designers flexibility to cool objects to a precisely controlled temperature, even below the … [Read More...]
More Power Electronics News
QFN-packaged buck converters put out 6 A
A new dc/dc converter portfolio is one of the smallest in its class of low-profile QFN-packaged buck regulator power modules. The RPX-2.5 module is exceptional due to its flip-chip technology which … [Read More...]
Low-power isolated, regulated dc-dc modules cover 35 to 120 W
Power density, low weight and ease-of-use are critical considerations when designing isolated, regulated dc-dc converter systems for a broad range of robotics, UAV, rail, communications and … [Read More...]
Active 20-A 40-Vdc EMC filters provide MIL-STD voltage surge, spike protection
The TDK-Lambda FQB series of EMC filters have a rating of 40 Vdc at 20 A. Voltage surge and spike protection for dc-dc converters is accomplished through the use of active technology. The FQB has a … [Read More...]
4-pin SiC MOSFETs deliver 35% lower switching loss over conventional packages
Rohm announced the availability of six new trench gate structure SiC MOSFETs (650V/1200V), the SCT3xxx xR series, ideal for server power supplies, UPS systems, solar power inverters, and EV charging … [Read More...]
Tiny buck-boost converter is thermally optimized with flip-chip technology
Recom’s latest addition to its DC/DC converter portfolio is one of the smallest in its class of low profile QFN-packaged buck regulator power modules. The RPX-2.5 module is notable due to its … [Read More...]
High-temperature thyristors handle up to 250 Vrms
Five new series of high-temperature Alternistor TRIAC switching thyristors are designed for use as semiconductor switches in appliances and equipment powered by line AC voltages up to 250 … [Read More...]
Automotive-qualified multilayer varistors combine bi-directional overvoltage circuit protection, broadband EMI/RFI filtering
AVX Corporation has released a new series of automotive-qualified multilayer varistors (MLVs) specially designed to exhibit lower breakdown- and clamping-voltage to working-voltage ratios than other … [Read More...]
Ultra-high-efficiency 4-A two-input power mux targets IoT apps
The GLF74130 input Power Mux IC offers significant efficiency improvement over traditional diode-based solutions. The tiny (1.27x1.67-mm) Wafer Level Chip Scale Packaged (WLCSP) Mux provides … [Read More...]
Chip varistors optimized for wireless audio apps
TDK has expanded its lineup of chip varistors with the new AVRF101U6R8KT242 for audio equipment, which offers both ESD and EMI protection. This product is intended for audio equipment that uses … [Read More...]
Energy efficient supercapacitor cell balancers include over-voltage protection
The precision dual-channel SABMBOVP2XX family of products automatically balances supercapacitors with the addition of over-voltage protection (OVP). The result is energy-efficient supercapacitor … [Read More...]
TRIAC thyristors offer high-temp switching for IoT smart home applications
Littelfuse announced an additional five series of high-temperature Alternistor TRIAC switching thyristors. The thyristors are designed for use as semiconductor switches in appliances and equipment … [Read More...]
Flexible 12-channel automotive LED driver simplifies state-of-the-art lighting
The STMicroelectronics ALED1262ZT 12-channel LED driver targets advanced automotive rear combination lamps and interior lighting, bringing features to support complex and innovative visual … [Read More...]
Non-isolated SIP-3 PoL converters provide 8:1 input range
TRACO POWER announces the release of their TSR 0.6WI and TSR 1WI non-isolated point-of-load converters in the industry-standard SIP3 package commonly used by LMxx series linear regulators. The … [Read More...]
Wireless power receiver targets earbuds, hearing aids, other small, battery-powered devices
Integrated Device Technology, Inc. (IDT), a wholly-owned subsidiary of Renesas Electronics Corporation (TSE: 6723), today announced the availability of its new P9222-R wireless power receiver … [Read More...]
Power management IC sports 6-µA quiescent current, boosts runtime of portable devices
The MAX77827 buck-boost converter from Maxim Integrated Products, Inc. boasts the lowest quiescent current (IQ) in its class of 6µA, as well as the highest peak efficiency of 96 percent in the market. … [Read More...]
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