782100/55JVC-R

Overview

The Murata Power Solutions Inc. 782100/55JVC-R is a surface-mount power transformer designed for board-mounted applications. It features dual primary and dual secondary windings with a turns ratio of 1:2.14. The component operates within a temperature range of -40°C to +85°C and has an inductance of 335 uH. Primary voltage rating is 3.3 V, while the secondary voltage rating is 5 V. Physical dimensions are 9.52 mm in length, 9 mm in width, and 6.35 mm in height. The unit weight is 3.331 g, and it utilizes SMD/SMT termination types.

Feature Summary

• Dual primary and dual secondary winding configuration for flexible circuit integration
• Surface-mount design optimized for compact board space requirements
• High isolation capability supporting robust electrical separation

Applications

• Switched-mode power supply (SMPS) converter circuits
• Board-mounted isolated power conversion systems
• Compact electronic devices requiring surface-mount magnetic components

Procurement Notes

Verify the specific suffix 'R' indicates tape-and-reel packaging if required by automated assembly processes. Confirm RoHS compliance status through official documentation prior to procurement. Ensure the manufacturer part number matches exactly to avoid confusion with similar variants in the 782100 series. Check for end-of-life notifications as availability may be limited.

Selection Notes

Select this component when a 3.3V to 5V conversion ratio is required with high isolation. The dual-winding architecture supports various topologies needing multiple output or input configurations. Consider the physical footprint constraints against the 9.52 x 9 x 6.35 mm dimensions. Verify thermal performance requirements align with the +85°C maximum operating temperature limit.

Part Context

This transformer belongs to the 782100 series from Murata Power Solutions, which provides specialized magnetic components for power electronics. The series includes various variants with different inductances and ratios tailored for specific converter designs. This particular model emphasizes high isolation and compact surface-mount form factors suitable for modern dense PCB layouts.

Replacement Considerations

Direct substitutes include other 782100 series variants such as 782100/35JVC or 782100/55JVC, provided electrical parameters match. Cross-reference inductance and voltage ratings carefully before substitution. Consult Murata official documentation for approved pin-compatible alternatives.