TT Electronics has announced the introduction of two additional resistor types that expand and enhance its high-reliability CR and HR series. The … [Read More...]
Power Components
Grid-scale freewheeling diodes for HVDC transmission systems
Infineon Technologies Bipolar GmbH & Co. KG launches a new diode family especially designed for modern IGBT applications: Infineon Prime Soft. … [Read More...]
More Power Electronics News
Transducers enable true RMS measurement for ac currents up to 5 A
Knick Elektronische Messgeräte announces the series P 43000 TRMS AC/DC high voltage transducers, Knick have defined a completely new class of AC/DC transducers for true RMS values. Input values range … [Read More...]
High-reliability thick-film resistors come in 0603-sized packages
TT Electronics has announced the introduction of two additional resistor types that expand and enhance its high-reliability CR and HR series. The latest versions of these thick-film chip resistors … [Read More...]
Load lines, Part 2: The DC load line and AC operation
In Part 1 of this FAQ, we looked at the basic DC load line for a simple, basic common-emitter transistor configuration. Part 2 looks at how this graph is used to maintain the linear AC performance of … [Read More...]
Step-down 0.6 to 5.5 V converter targets battery powered applications
With the MagI³C-VDMM (Variable Step Down MicroModule), Würth Elektronik eiSos expands its product series of power modules with high power density, very few external components and outstanding … [Read More...]
GaN transistor handles 26-A pulsed output current thanks to RDS(on) of 65 mΩ
Efficient Power Conversion (EPC) announces the EPC2050, a 350 V GaN transistor with a maximum RDS(on) of 65 mΩ and a 26 A pulsed output current. Applications include EV charging, solar power … [Read More...]
Why the industrial IoT needs industrial lithium batteries
Advanced lithium battery technology delivers long-life power and high pulses to expand remote wireless connectivity throughout the Industrial Internet of Things. Sol Jacobs | Tadiran Batteries The … [Read More...]
Halt and catch fire: The perils of cheap PoE
Dave Jeskey tells an interesting story about what happened when an LED lighting company operated a few of its products in a test chamber. The RJ45 plugs, used for making a connection to a Power over … [Read More...]
Medical 30-W dc/dc converters with 2:1 input range come in 1 x 2-in. footprint
TRACO POWER has announced the release of their THM 30 family of medical 30 Watt DC/DC converters with wide 2:1 input range in the industry standard 1 x 2” footprint. The THM 30 Series are a reliable … [Read More...]
1-W ac/dc supplies come in ultra-compact SIP packages
CUI’s Power Group today announced the addition of two models to its PBO family of ultra-compact ac-dc power supplies. Outputting 1 W of continuous power, the open frame PBO‑1 and PBO‑1‑B series are … [Read More...]
Mono-color ceramic SMT LEDs target horticultural uses
Würth Elektronik eiSos, manufacturer of electronic and electromechanical components, presents WL-SMDC – the new mono-color ceramic LEDs for SMT assembly – optimally tailored to requirements in … [Read More...]
Power system manager combines digital measurements, PMBus interface computation
Analog Devices announces the Power by Linear LTC2972, a 2-channel power system manager, featuring current, power and energy monitoring of the intermediate bus input to point-of-load (POL) converters. … [Read More...]
Power-saving DC solenoid driver provides initial full power actuation followed by PWM hold
by crutschow, Electro-Tech-Online community member To save power and reduce temperature rise, a solenoid or relay coil can be initially energized with full power to rapidly complete the solenoid … [Read More...]
Load lines, Part 1: The basic transistor DC load line
There are concepts and terms in basic analog circuits which may not be familiar to designers who work primarily with digital circuits. Yet digital circuits are really specialized versions of analog … [Read More...]
Why isolated digital inputs are replacing optocouplers in up to 300V systems
by Anant Kamath, Texas Instruments Isolation is a means of preventing DC and unwanted AC currents between two parts of a system while allowing signal and power transfer between those two … [Read More...]
High-voltage programmable ac/dc supplies target T&M apps
TDK Corporation has introduced the FLX-HV Series of high-voltage programmable AC to DC power supplies for test and measurement applications. Flexible and versatile in a compact and cost-effective … [Read More...]
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