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Product Detailed Parameters
- Description：CMC 2LN 300 OHM SMD AEC-Q200
- Series：SRF2012AA
- Mfr：Bourns Inc.
- Package：Tape & Reel (TR)
- Filter Type：Signal Line
- Number of Lines：2
- Current Rating (Max)：-
- DC Resistance (DCR) (Max)：-
- Voltage Rating - DC：100V
- Voltage Rating - AC：-
- Operating Temperature：-55°C ~ 125°C
- Ratings：AEC-Q200
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.079" L x 0.047" W (2.00mm x 1.20mm)
- Height (Max)：0.055" (1.40mm)
- Package / Case：Horizontal, 4 PC Pad
- Inductance @ Frequency：-
- Impedance @ Frequency：300 Ohms @ 100 MHz
- Qualification：-
- Grade：-
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Overview
The Bourns SRF2012A-301YA is a two-line common mode chip inductor designed for surface mount applications. It features an iron core and operates within a temperature range of -55°C to 125°C. The component has a maximum DC current rating of 300 mA and a maximum DC resistance of 500 mΩ with ±25% tolerance. It exhibits an impedance of 300 Ohms at 100 MHz and supports a DC voltage rating of 100V. The physical dimensions are 2.00mm x 1.20mm with a maximum height of 1.40mm, utilizing four terminals.
Feature Summary
- Provides common mode noise suppression through dual-line signal filtering capabilities.
- Constructed with an iron core material for effective electromagnetic interference mitigation.
- Complies with AEC-Q200 automotive reliability standards for robust performance.
Applications
- Automotive electronic circuit protection
- Signal line noise filtering
- Common mode choke applications
Procurement Notes
Verify the specific part number suffix against official manufacturer documentation to ensure correct impedance and tolerance specifications. Confirm that the required operating temperature range and current ratings align with the design constraints. Check for RoHS compliance status if environmental regulations apply to the final assembly. Ensure the surface mount footprint matches the PCB layout requirements.
Selection Notes
Select this component when compact size and high reliability are required for signal integrity management. The AEC-Q200 qualification makes it suitable for demanding environments where standard industrial components may fail. Consider the low profile and small footprint for space-constrained designs. Evaluate the impedance characteristics at the target frequency to ensure adequate noise attenuation.
Part Context
This component belongs to the SRF2012A series of common mode chokes from Bourns. The series is characterized by its miniature surface mount package and suitability for automotive electronics. It represents a solution for managing electromagnetic interference in compact digital and analog circuits requiring reliable noise suppression.
Replacement Considerations
Consult official substitution guides for verified equivalents. Cross-referencing requires matching impedance, current rating, and package dimensions. Verify AEC-Q200 compliance if automotive usage is intended.
FAQ
What is the impedance value of the SRF2012A-301YA?
The impedance is 300 Ohms at a frequency of 100 MHz.
Is this component qualified for automotive applications?
Yes, the SRF2012A-301YA complies with the AEC-Q200 standard.
What is the maximum operating temperature?
The maximum operating temperature is 125°C.
