Power Supplies

April 2020
April's Most-Read Articles
These are the technical features that grabbed the most eyeballs throughout the month of April, based on figures from Google Analytics. So while you're hunkered down in the home office (and possibly dealing with cabin fever), reacquaint yourselves with some of PSD's best content. GaN and 48 V - Where are We and Where are We Going? Author: Alex Lidow Ph.D., CEO and Co-founder, Efficient Power C
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Date:
04/30/2020

Compact Dual Inductors with High Saturation Current
TDK Corporation has extended its range of dual inductors to include the new EPCOS series B82477D6*. The seven series types cover an inductance range from 2 x 3.9 µH to 2 x 47 µH and are designed for maximum rated currents from 2.83 A to 7.05 A. A special feature of the in
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Date:
04/30/2020
Integrated Active Clamp Flyback Controller range expanded
Silanna Semiconductor focuses on the ultimate Power Management challenges with best in class power density and efficiency that delight customers with unprecedented BoM savings. First announced at APEC 2019, Silanna Semiconductor has delivered on the customer expectations and market penetration of Active Clamp F
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Date:
04/29/2020
Compact, low ESR Aluminum Electrolytic Capacitors
Available from a rated voltage of 6.3VDC to 100VDC, the FN series offers wide capacitance values (10µF up to 1800µF), which are between 20% and 80% higher than the long-running FK series. With 2.000 hours lifetime at a rated temperature range from -55°C to +105°C and low ESR feature, the FN series is the so
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Date:
04/29/2020
Mouser adds Excelsys Low Voltage Power Supplies
Through the agreement, Mouser Electronics is now stocking Excelsys low-voltage power supplies. The Xsolo ultra-compact, single-output power supplies provide 500 W in a convection-cooled chassis or up to 1008 W in an enclosed, fan-cooled chassis. Offering an output current range of 10.5 A to 42 A a
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Date:
04/29/2020
200Vdc 5kW, 10kW and 15kW DC power supply series
TDK Corporation announces the introduction of three 0 - 200V, 19" wide, rack mount, programmable DC power supplies ... Read More
Date:
04/29/2020
Toshiba launches two new 80V N-channel power MOSFETs
Both devices are suited to a wide range of power applications where low-loss operation is important, including highly efficient AC-DC and DC-DC conversion in data centres and communication base stations as well as a broad range of motor drive equipment. Both the TPH2R408QM and TPN19008QM are 80V U-MOSX-H prod
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Date:
04/29/2020
Lower TCR - Higher Precision Resistors
The series also features a lower temperature coefficient of resistance than the entire existing product line up.   Industrial relevance   The metal glaze thick film resistive element and three layers of electrodes are an essential characteristic for this group of resistors - and guarantee a state-o
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Date:
04/28/2020
Its accuracy in the measuring range -40 to 125°C is ±0.5°C, while in the range -10 to 60°C it goes down to ±0.25°C. Applications extend from PCB temperature monitoring and system monitoring for power supplies, heating, ventilation, air conditioning and cold chain monitoring, to sensor technology in indus
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Date:
04/28/2020
Automotive-compliant CMOS Clock Buffers
The buffers are designed for low power operation in ambient temperatures of up to 105°C, as found in advanced driver-assistance systems (ADAS), infotainment applications, and automotive gateways. Increasing sophistication of automotive electronics has led to more complex system clock trees. The increased number of cl
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Date:
04/28/2020
Rugged flat flex cable to PCB connection system
CrimpFlex complies with the most rigorous electrical and mechanical requirements. CrimpFlex contacts ensure excellent mechanical retention and electrical contact by piercing the flat-flex cable conductor in 6 points; this is the basis for the Nicomatic patent, and the contacts can pierce cable materials including polyester,
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Date:
04/28/2020
600W half brick DC-DC converter certified to EN 62477-1
This extends the PH-A280 series of 200 to 425Vdc input power modules from 50 to 600W. The new 24V output model is designed for data communications, power transmission and renewable energy applications utilising a 380V HVDC (High Voltage Direct Current) input. The PH600A280-24 model is rated at 24V 25A and h
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Date:
04/28/2020
Ultrasmall gate-driver IC with TDI for high power density
The new device (1EDN7550U) is housed in an ultrasmall (1.5 mm x 1.1 mm x 0.39 mm) 6-pin leadless TSNP package. Infineon's gate-driver ICs with TDIs are key to high-power-density and high-efficiency designs at a lower system cost compared to alternative solutions. The TSNP package (1EDN7550U) occupies a PCB-area fi
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Date:
04/28/2020
SIMO Power Management IC Cuts Solution Size by Half
This next-generation SIMO PMIC delivers 3 outputs with just one inductor at 91 percent efficiency, which is 16 percent greater than traditional 4-chip systems. With significantly reduced solution size, system designers can pack more functionality in their applications such as wearables, hearables and other compa
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Date:
04/28/2020
Available in single or dual output options, the PUC-2B series delivers an output power of up to 2W, with no minimum load required. The new family of isolated, unregulated DC/DC converter modules incorporates features such as output short-circuit protection and reinforced insulation. Housed in a compact SIP7 pack
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Date:
04/28/2020
TTI Stocks Bourns MH Family of Ferrite Beads
TTI, Inc., is stocking the MH Series High Current Chip Ferrite Beads from Bourns. The Bourns MH Ferrite Bead Family enables a high current profile with a high resistance to heat and humidity. The rugged construction makes this surface mount device resistant to mechanical shock and pressure with accurate dimension
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Date:
04/25/2020
PCIM Europe 2020 to take place digitally
The event had already been postponed from May to 28 – 30 July 2020, and will now take place again next year. The virtual format will offer a digital alternative for knowledge transfer in early July 2020.   According to the Federal government's guidelines dated 15 April 2020, all major events are prohibited in G
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Date:
04/22/2020
GaN Tech Increases Output of Efficient Display PSUs to 75 W
Power Integrations announced that its InnoSwitch 3-MX isolated switcher IC family has been expanded with the addition of three new PowiGaN devices. As part of a chipset with Power Integrations’ InnoMux controller IC, the new switcher ICs now support display and appliance power supply applications with a continuous ou
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Date:
04/22/2020
42 V, 2 A/3 A Peak Synchronous Step-Down Regulators with 2.5 µA Quiescent Current and Ultralow EMI Emission

Figure 1. Ultralow EMI emission LT8609S 12 V to 5 V synchronous step-down converter

The LT8609, LT8609A, LT8609B, and LT8609S are synchronous monolithic step-down regulators that feature a wide 3 V to 42 V input range. This device family is optimized for applications requiring low EMI, high efficiency, and a small solution size—suitable for demanding automotive, industrial, computing, an
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Date:
04/05/2020