Passive Components


Ring core double choke

14 September 2011 Passive Components

A special feature of the components in this series is that they are stable even at high temperatures (operating temperature is between -40°C and +125°C) and are subject to minimal ageing. These characteristics favour applications requiring long lifetime.

Thanks to its special iron powder core material, the choke maintains excellent inductance when it undergoes temperature changes, and its low-level leakage inductance is due to its bifilar winding. The component is thus especially well suited for high-performance switching controllers. In addition, solar inverters, 1:1 flyback converter applications, buck/boost/SEPIC/CUK switching controllers and switching controllers with secondary non-stabilised output voltage also benefit from these properties.

There are a total of 14 types to choose from, with inductances between 0,091 and 100 μH. Additional choke solutions with inductances of up to 400 μH are possible with series and parallel connections.

For more information contact Marinus Rudman, Hi-Q Electronics, +27 (0)21 595 1307, [email protected], www.hi-q.co.za



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