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The Abracon ACML-0402-190-T is a multilayer ferrite chip bead designed for electromagnetic interference (EMI) filtering in surface-mount applications. It features an impedance of 19 ohms at a test frequency of 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 300 mA and exhibits a maximum DC resistance of 100 milliohms. It operates within a temperature range of -55°C to +125°C and utilizes a standard 0402 (1005 metric) package.
Verify the specific datasheet version to confirm impedance characteristics, as some sources indicate variations in DC resistance values. Ensure the ordering suffix matches the required packaging format. Confirm RoHS compliance status directly from the manufacturer's documentation before finalizing procurement specifications.
Select this component when a low-impedance path is required for high-current lines while maintaining effective high-frequency noise suppression. The 0402 footprint allows for dense PCB layouts. Evaluate the 300 mA current rating against peak load requirements to prevent saturation or excessive heating during operation.
This part belongs to the ACML series of ferrite beads manufactured by Abracon LLC. The series offers various impedance values and current ratings within standardized package sizes to support diverse filtering needs across multiple industry sectors.
Consult official substitution lists for equivalent parts with matching impedance and current ratings. Verify that any alternative component maintains the same physical dimensions and thermal performance characteristics.
The impedance value of 19 ohms is measured at a test frequency of 100 MHz.
Yes, the component is rated for operation up to a maximum temperature of +125°C.