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The Electrocube RG1988-7 is a single-phase RC EMI filter designed for first-order low-pass noise suppression. It features a resistance of 220 Ohms and a capacitance of 0.25 µF with ±20% tolerance. The component supports a maximum voltage rating of 900V DC or 250V AC. Constructed with radial leads, it measures 1.00 inch in length, 0.75 inch in width, and 0.50 inch in height.
Verify the specific suffix designation against official Electrocube documentation to confirm exact electrical tolerances and voltage ratings. Ensure the procurement source provides original manufacturer datasheets rather than third-party summaries. Confirm package dimensions match the required PCB layout constraints before finalizing orders.
Select this component when a simple RC network is sufficient for basic high-frequency attenuation. The 220 Ohm resistor value offers a balance between leakage current and impedance matching for standard single-phase lines. Consider thermal derating if operating near the 900V DC limit in enclosed environments.
This part belongs to the Electrocube RG1988 series of single-phase RC networks. These components are manufactured by AAR Electronics under the Electrocube brand. The series includes variants with different resistance values, such as the RG1988-8 which utilizes a 330 Ohm resistor, allowing for tailored impedance selection across the product line.
The RG1988-8 serves as a direct physical substitute within the same series but contains a 330 Ohm resistor instead of 220 Ohms. Verify that the increased resistance does not adversely affect circuit operation or leakage current requirements before substituting.