Digi-Key, in collaboration with Ametherm, presents a PTM describing transformer protection from inrush current using the NTC thermistor. This will provide a problem statement describing the inrush ...

Inrush currents associated with motor starting and transformer energizing can cause interaction problems with other loads in a facility or on the power system, particularly sags that trip loads.

MALVERN, Pa., Sept. 23, 2025 (GLOBE NEWSWIRE) -- Vishay Intertechnology, Inc. (VSH) today announced that its Vishay Ametherm SL2220007 bigAMP inrush current limiting negative temperature coefficient ...

Often we try to find solutions to common power magnetics issues in engineering manuals. In the process, we encounter conflicting theories among publications with no definitive solutions offered. This ...

However much care is taken, it is very difficult to keep all traces of transformer-induced hum out of the signal circuitry. It is highly irritating to find that despite the cunning use of low-noise ...

CARSON CITY, NV--(Marketwired - Jun 24, 2014) - Ametherm today announced that global electronic components distributor Digi-Key Corporation is now stocking the company's SURGE-GARD™ series of NTC ...

TDK-EPC has extended its range of EPCOS inrush current limiters (ICL). The P11 series (B57211P*) covers a resistance range from 4 to 25 ohms (R25). These types are designed for currents from 2.5 to 5 ...

CARSON CITY, NV--(Marketwired - Oct 8, 2013) - Ametherm today announced that it has acquired the SURGE-GARD™ inrush current limiter product line, formerly manufactured by RTI Electronics, from ...

Inrush currents associated with motor starting and transformer energizing can cause interaction problems with other loads in a facility or on the power system. These inrush currents can cause sags ...