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Product Detailed Parameters
- Description：XFMR 7.94UH SMD
- Series：VERSA-PAC®
- Mfr：Eaton - Electronics Division
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：-
- Applications：-
- Intended Chipset：-
- Chipset Manufacturer：-
- Voltage - Primary：-
- Voltage - Auxiliary：-
- Voltage - Isolation：-
- Inductance @ Frequency：-
- Frequency：-
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Size / Dimension：0.709" L x 0.969" W (18.00mm x 24.60mm)
- Height - Seated (Max)：0.394" (10.00mm)
- Footprint：-
- Style：-
- Grade：-
- Qualification：-
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Overview
The VPH4-0047TR-R is a surface-mount isolation transformer manufactured by Eaton Electronics Division, designed for switching mode power supply (SMPS) applications. It features an inductance of 7.94 microhenries and utilizes a compact SMD package suitable for automated assembly processes. The component provides galvanic isolation between circuit stages while maintaining efficient energy transfer in high-frequency switching environments.
Feature Summary
- Provides electrical isolation for SMPS circuits
- Optimized for surface mount technology integration
- Designed for high-frequency switching operations
Applications
- Switching Mode Power Supplies
- Isolated DC-DC Converters
- Embedded Power Systems
Procurement Notes
Verify the specific datasheet version and manufacturer documentation to confirm pinout compatibility and thermal ratings before integration. Ensure that the selected PCB footprint matches the physical dimensions specified in the official Eaton Electronics Division technical drawings. Cross-reference the part number with authorized distributors to confirm current availability and lead times.
Selection Notes
Select this component when designing isolated power architectures requiring a 7.94uH inductance value in a surface-mount form factor. Evaluate the operating frequency range and isolation voltage requirements against the transformer's specifications. Consider the physical space constraints on the PCB and the thermal management capabilities of the surrounding circuitry during the selection process.
Part Context
This component belongs to the Versa-PAC series of passive components offered by Eaton Electronics Division. The series focuses on providing reliable magnetic solutions for modern electronic designs. As part of Eaton's broader portfolio, these transformers support various industrial and commercial power conversion needs.
Replacement Considerations
Consult Eaton Electronics Division documentation for direct cross-references. Verify that any substitute part matches the 7.94uH inductance, SMD package type, and isolation characteristics to ensure functional equivalence in the target application.
