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PA3747.905NL is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Pulse Electronics. Its product description is CMC 1.45A 2LN TH. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for PA3747.905NL
- Description：CMC 1.45A 2LN TH
- Series：PA3747
- Mfr：Pulse Electronics
- Package：Tray
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：1.45A
- DC Resistance (DCR) (Max)：154mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.760" L x 0.717" W (19.30mm x 18.20mm)
- Height (Max)：0.902" (22.90mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：-
- Impedance @ Frequency：-
Common Mode Chokes datasheet and documents for PA3747.905NL
Common Mode Chokes Overview
The PA3747.905NL is a two-channel common mode choke manufactured by Pulse Electronics, designed for vertical through-hole mounting on printed circuit boards. This component features an inductance of 9 mH and a maximum DC current rating of 1.45 A. It exhibits a maximum DC resistance of 71.5 mOhms per channel and an impedance of 11.57 kOhms at its operating frequency. The self-resonant frequency is specified at 940 kHz. The device operates within a temperature range of -40°C to +125°C and has physical dimensions of 19.3 mm in length, 18.2 mm in width, and 22.9 mm in height.
Common Mode Chokes Feature Summary
- Provides common mode noise suppression for power lines with high inductance values
- Supports vertical through-hole installation for robust PCB integration
- Handles continuous DC currents up to 1.45 A with low series resistance
Common Mode Chokes Applications
- Power line filtering in electronic equipment
- EMI suppression in AC/DC power supplies
- Noise reduction in industrial control systems
Common Mode Chokes Procurement Notes
Verify the specific manufacturer part number against official Pulse Electronics documentation to ensure compatibility with design requirements. Confirm that the through-hole termination style and vertical mounting orientation match the target PCB layout. Check the latest datasheet for any product change notifications or updates regarding material composition and electrical specifications before finalizing procurement decisions.
Common Mode Chokes Selection Notes
Select this component when high common mode inductance is required for effective noise attenuation in power circuits. Ensure the 1.45 A current rating meets the application's peak and continuous load demands. Consider the physical footprint and vertical profile constraints during mechanical design. Validate thermal performance within the specified operating temperature range under actual load conditions.
Common Mode Chokes Part Context
This component belongs to the PA3747 series of common mode chokes from Pulse Electronics. The series offers various inductance and current ratings tailored for different power line filtering needs. The PA3747.905NL specifically targets applications requiring higher inductance values compared to lower-rated variants in the same family.
Common Mode Chokes Replacement Considerations
Consult official substitution lists from Pulse Electronics for verified alternatives. Cross-reference key parameters such as inductance, current rating, and impedance when evaluating potential substitutes.
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