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Product Detailed Parameters
- Description：FILTER RC 33 OHMS/0.25UF TH
- Series：-
- Mfr：Electrocube
- Package：Bulk
- Type：Low Pass
- Filter Order：1st
- Technology：RC
- Number of Channels：1
- Center / Cutoff Frequency：-
- Attenuation Value：-
- Resistance - Channel (Ohms)：33
- Values：R = 33Ohms, C = 0.25µF
- ESD Protection：No
- Operating Temperature：-40°C ~ 80°C
- Applications：General Purpose
- Voltage - Rated：600V
- Mounting Type：Through Hole
- Package / Case：Radial
- Size / Dimension：1.000" L x 0.500" W (25.40mm x 12.70mm)
- Height：0.780" (19.81mm)
- Current：-
- Grade：-
- Qualification：-
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Overview
The Electrocube RG1783-2 is a single-phase RC EMI filter designed for PC board mounting. It functions as a first-order low-pass network to suppress electrical noise and minimize arcing in relay and switch contacts. The component features a radial lead configuration with specific internal resistance and capacitance values. Key electrical parameters include a resistance of 33 Ohms and a capacitance of 0.25 µF. It is rated for a voltage of 900V and operates within a capacitance tolerance of ±20%. This compact network is engineered for efficient side-by-side mounting on printed circuit boards.
Feature Summary
- Single-phase RC network architecture for EMI/RFI suppression
- Radial lead design facilitating easy PC board mounting
- First-order low-pass filtering capability
- Compact form factor allowing side-by-side installation
Applications
- Suppression of arcing and noise generation in relay contacts
- Noise reduction in switch contact circuits
- EMI filtering in single-phase power applications
- PC board mounted electronic noise control
Procurement Notes
Verify the specific part number suffix against official Electrocube documentation to ensure correct resistance and capacitance values. Confirm voltage ratings and package type match system requirements. Cross-reference datasheets from authorized distributors to validate component specifications before procurement. Ensure compatibility with intended PCB mounting methods.
Selection Notes
Select this component based on required RC time constants for noise suppression. Verify that the 900V rating meets circuit voltage demands. Consider the radial lead format for PCB layout constraints. Evaluate the single-phase requirement against system topology. Ensure the 33 Ohm resistance value aligns with load characteristics.
Part Context
Electrocube manufactures a range of single-phase RC networks for EMI suppression. The RG1783 series includes various configurations with different resistance and capacitance values. These components are designed for compact PCB mounting and reliable noise reduction in switching applications. The RG1783-2 represents a specific variant within this product line, tailored for particular electrical parameters.
Replacement Considerations
Check for direct substitutes with identical 33 Ohm resistance and 0.25 µF capacitance. Verify voltage ratings of at least 900V. Ensure radial lead spacing matches existing PCB footprints. Confirm single-phase RC network functionality. Consult manufacturer cross-reference lists for approved alternatives.
