ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：CMC 370MA 2LN 120 OHM SMD
- Series：BWCU_02
- Mfr：Pulse Electronics
- Package：Tape & Reel (TR)
- Filter Type：Signal Line
- Number of Lines：2
- Current Rating (Max)：370mA
- DC Resistance (DCR) (Max)：300mOhm
- Voltage Rating - DC：50V
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 105°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.126" L x 0.063" W (3.20mm x 1.60mm)
- Height (Max)：0.083" (2.10mm)
- Package / Case：Horizontal, 4 PC Pad
- Inductance @ Frequency：-
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Qualification：-
- Grade：-
Download product information
Overview
The BWCU00321619121M02 is a surface-mount common mode choke manufactured by Pulse Electronics. It features an impedance of 120 Ohms at a test frequency of 100 MHz with a tolerance of 20%. The component supports a maximum DC current of 370 mA and has a maximum DC resistance of 300 mOhms. Designed for two-line applications, it operates within a temperature range of -40°C to +105°C. The physical dimensions are 3.2 mm in length, 1.6 mm in width, and 1.9 mm in height.
Feature Summary
- Provides common mode noise suppression for high-speed signal lines
- Designed specifically for USB interface protection
- Compact surface-mount package suitable for space-constrained PCB layouts
Applications
- USB 2.0 data line filtering
- IEEE 1394b (FireWire) signal protection
- LVDS (Low-Voltage Differential Signaling) circuit filtering
Procurement Notes
Verify the manufacturer part number against official Pulse Electronics documentation to ensure authenticity. Confirm that the specific suffix matches the required impedance and current ratings. Check RoHS compliance status through the manufacturer's certified datasheet. Ensure the ordering quantity aligns with the standard reel packaging specifications provided by the supplier.
Selection Notes
Select this component when designing circuits requiring EMI suppression for differential data lines. Ensure the operating current does not exceed the 370 mA rating to prevent saturation. Verify that the 120 Ohm impedance value is appropriate for the target frequency spectrum. Confirm that the 3.2 x 1.6 mm footprint fits the available PCB real estate.
Part Context
This component belongs to the BWCU series of common mode chokes from Pulse Electronics. These devices are engineered for signal integrity enhancement in digital communication interfaces. The series offers various impedance values and current ratings to suit different bandwidth requirements and power constraints in consumer electronics.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult the manufacturer's official cross-reference documentation or contact technical support for verified alternative components.
