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：AUDIO XFMR SMD
- Series：-
- Mfr：Pulse Electronics
- Package：Tube
- Mounting Type：-
- Size / Dimension：-
- Height - Seated (Max)：-
- Termination Style：-
- Turns Ratio - Primary:Secondary：-
- Impedance - Primary (Ohms)：-
- Impedance - Secondary (Ohms)：-
- DC Resistance (DCR) - Primary：-
- DC Resistance (DCR) - Secondary：-
- Transformer Type：-
- Frequency Range：-
- Frequency Response：-
- Voltage - Isolation：-
- Insertion Loss：-
- Return Loss：-
- Power Level：-
- Operating Temperature：-
- Approval Agency：-
Download product information
Overview
The H4009FNL is an audio and signal transformer manufactured by Pulse Electronics, designed for surface-mount device (SMD) applications. It functions as a LAN transformer module specifically engineered for 1000Base-T Ethernet interfaces. The component features a dual-channel configuration to support two-port connectivity. It is constructed for non-PoE (Power over Ethernet) environments, ensuring isolation without power transmission capabilities. The unit utilizes a bulk packaging format for distribution.
Feature Summary
- Surface-mount construction optimized for automated PCB assembly processes
- Dual-channel architecture supporting two-port network connectivity
- Designed for high withstand voltage applications with up to 2W power transfer capability
Applications
- 1000Base-T Ethernet interface implementation
- Battery management system (BMS) circuit integration
- Energy storage solution (ESS) signal conditioning
Procurement Notes
Verify the specific impedance values for primary and secondary windings against the official datasheet before integration, as these parameters are critical for signal integrity in 1000Base-T designs. Confirm that the selected variant matches the required SMD footprint and lead-free RoHS compliance standards. Ensure the non-PoE specification aligns with the target application's power delivery requirements to avoid functional mismatches in the final assembly.
Selection Notes
Select this component when designing Gigabit Ethernet links requiring isolated signal transformation without power injection. The dual-channel design simplifies layout for two-port configurations compared to single-channel alternatives. Verify compatibility with leading silicon vendors' specifications for BMS and ESS applications. Ensure the surface-mount package dimensions fit within the available board space constraints for the intended electronic enclosure design.
Part Context
This part belongs to the audio and signal transformer category within Pulse Electronics' portfolio. It serves as a specialized component for high-speed data communication interfaces, specifically targeting the 1000Base-T standard. The product supports modern energy management systems, bridging traditional networking components with emerging battery and storage technologies through robust signal isolation.
Replacement Considerations
Cross-reference with other Pulse Electronics LAN transformers offering similar dual-channel SMD footprints. Verify pinout compatibility and electrical isolation ratings before substituting with generic equivalents. Ensure any alternative maintains the 1000Base-T frequency response characteristics.
