1.In the dc-immune current filtering and choking coiles in auto audio system, filtering inductance in power supply.
2.Smoothing inductor, stored inductance, dmc, pfc correction inductor, etc.
Properties:
1.Made of fe-based amorphous ribbon, low loss in high frequency.
2.Magnetic circuit closing, reduction of flux leakage, excellent characteristics of anti-dc current skewing of magnetic field.
3.High permeability, to be adjusted by changing the winding turns.
High saturation flux density---reducing core sizes.
Rectangle structure---easily for coil assembly.
Core cut---good resistance to the dc bias saturation capacity .
Low loss---reducing temperature rise(1/5-1/10 of the silicone steel).
Common mode choke is an important component in switching power supply, frequency inverter and ups. The choking
High magnetic permeability
Good frequency performance, initial permeability µ 0 can be adjusted according to insertion loss in different frequency ranges, which varies from 30000~100000
Very high initial permeability, an effective suppression of emi spike noise.
Huge ranges of permeability adjustment
Toroid cores for switching power supply made of nanocrystalline are featured by its high magnetic permeability and low loss. It's the ideal material for many components in single-ended, push-pull or bridge type high frequency switching power supply, such as main transformer, magnetic amplifier, choking coil, stored inductance, filtering inductance, common mode choke and spike blocker.
Application:
Main transformer, pulse transformer, control transformer, etc in medium and small power switching power supply modules. Applicable in different kinds of work mode, like single-ended, bridge type, push-pull, etc.
Properties:
High magnetic permeability and low coercivity
Low loss, low temperature rise
A flexible selection of cores with different magnetic performances according to the work mode of switching power supply.
The initial magnetic permeability and temperature stability between nanocrystalline soft magnet alloy and permalloy are similar. Under the same conditions of core sizes and characteristics, the weight of the former is much lighter
(about 1/3 lighter), cost much lower.
Applications:
Electronic kwh meter
Precise power meter
Overcurrent protection in mechanical control apparatus
Current control in industrial automation
Features:
High saturate magnetic induction bs
High initial permeabilityhigh linearity high accuracylow phase and amplitude error for ct
Good temperature stability-55~130
Applying for transformer class grade: 0.5-0.05 class
2applications
High precision current and voltage transformer
Current leakage circuit breakers
Electronic watt hour meter
Precision power meter
Current control in automation industry
Features
.High initial permeability and high AL value
.High effective insertion loss and excellent noise suppression
.Wide frequency range,large adjustable range for permeability from 20000-160000
.Low core loss, small choke size for volume and wieght with epoxy coating
Application:
.Switched-mode Power supplies
.EMI common mode filter
Features:
DC current immunity composite cores is combined with amorphous and nanocrystalline cores together
Magnetic features:
. Strong anti-DC-capacity
. Precision, the scope of application of 0.5-0.1 grade and applicable Current range 1.5-200A
. Good temperature stability
Applications:
.DC current immunity transformers
.Metering transformer in electronic power system
