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Product Detailed Parameters
- Description：CMC 22UH 250MA 2LN SMD AEC-Q200
- Series：B82789C0/S0
- Mfr：EPCOS - TDK Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Signal Line
- Number of Lines：2
- Current Rating (Max)：250mA
- DC Resistance (DCR) (Max)：580mOhm
- Voltage Rating - DC：80V
- Voltage Rating - AC：42V
- Operating Temperature：-55°C ~ 125°C
- Ratings：AEC-Q200
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.177" L x 0.126" W (4.50mm x 3.20mm)
- Height (Max)：0.118" (3.00mm)
- Package / Case：4-SMD, J-Lead
- Inductance @ Frequency：22 µH @ 100 kHz
- Impedance @ Frequency：-
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Overview
The B82789S0223N001 is a surface-mount data line filter manufactured by EPCOS (TDK). It features two functions with an inductance of 22 µH and a rated current of 0.25 A. The component supports a maximum DC voltage of 80 V and an AC voltage of 42 V. It has a maximum DC resistance of 0.58 Ω and operates within a temperature range of -55 °C to +125 °C. The physical dimensions are 4.5 mm x 3.2 mm x 3.0 mm, utilizing a gold/silver terminal finish.
Feature Summary
- Provides common-mode noise suppression for data and signal lines
- Designed for surface-mount assembly on printed circuit boards
- Compliant with RoHS standards and lead-free manufacturing
Applications
- Data line filtering in electronic systems
- Signal line choke applications
- Automotive electronics requiring AEC-Q200 ratings
Procurement Notes
Verify the specific suffix code against official TDK/EPCOS documentation to confirm exact electrical tolerances and packaging specifications. Ensure the procurement source provides valid traceability for automotive-grade components. Confirm that the delivered units match the required operating temperature range and voltage ratings specified in the manufacturer's datasheet before integration into production.
Selection Notes
Select this component when designing circuits requiring compact common-mode chokes for high-speed data lines. Consider the 22 µH inductance value and 0.25 A current rating to ensure compatibility with the target signal integrity requirements. Evaluate the 1812 package size constraints against available PCB real estate and thermal management needs for the specific application environment.
Part Context
This component belongs to the B82789 series of data and signal line chokes produced by EPCOS, now part of the TDK Group. The series offers various inductance values and current ratings tailored for different signal processing needs. These filters are engineered to meet stringent automotive quality standards, ensuring reliability in demanding environments.
Replacement Considerations
Consult official TDK/EPCOS substitution guides for verified alternatives. Cross-reference parameters such as inductance, current rating, and package dimensions to ensure functional equivalence without compromising system performance or compliance.
