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B2148
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Product Detailed Parameters
- Description：IC CHIP
- Series：-
- Mfr：Pulse Electronics
- Package：Bulk
- Transformer Type：-
- Inductance：-
- ET (Volt-Time)：-
- Turns Ratio - Primary:Secondary：-
- Mounting Type：-
- Size / Dimension：-
- Height - Seated (Max)：-
- Operating Temperature：-
- Grade：-
- Qualification：-
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Overview
The B2148 is a single-channel audio and signal transformer manufactured by Pulse Electronics, designed for surface-mount device (SMD) applications. It operates within a frequency range of 30 kHz and features a primary coil resistance of 1 Ohm alongside a secondary coil impedance of 1 Ohm. The component provides an insulation voltage of 1.5 kV and supports a maximum inductance of 100 uH. It functions reliably across a temperature range from -45 C to +85 C. Physical dimensions include a length of 17.65 mm, width of 13.11 mm, and height of 13.46 mm.
Feature Summary
- Surface-mount construction optimized for automated PCB assembly processes
- Integrated isolation barrier ensuring electrical safety between circuit sections
- Specialized design tailored for asymmetric digital subscriber line signal transmission
Applications
- ADSL network interface cards
- Digital subscriber line modems
- Telecommunications line termination equipment
Procurement Notes
Verify current availability status as the component may be discontinued or subject to restricted supply conditions. Confirm RoHS compliance details through official documentation before integration. Ensure storage environment controls are maintained due to humidity sensitivity classifications associated with this transformer type.
Selection Notes
Select this component specifically for ADSL line transformer requirements where single-channel SMD topology is necessary. Evaluate physical footprint constraints against the specified 17.65 mm length dimension. Consider thermal management capabilities within the -45 C to +85 C operational window during system design phases.
Part Context
This part belongs to the Pulse Electronics audio and signal transformer portfolio, categorized under LAN and telecommunications transformers. It serves as a passive magnetic component facilitating signal coupling while maintaining galvanic isolation in high-speed data communication circuits.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult manufacturer engineering channels for direct cross-reference recommendations if this specific model is unavailable.
