DECO2017SEO-00004

Overview

The DECO2017SEO-00004 is a switching converter transformer manufactured by TDK Corporation, designed for AC/DC converter applications. It features an isolation voltage of 3000Vrms and operates within a temperature range of -30°C to 120°C. The component has an inductance of 1.8mH at 10kHz. Electrical specifications include a rated primary voltage of 169V to 312V, with secondary outputs of 5V @ 250mA and 15V @ 200mA. The physical dimensions are 19.50mm x 22.50mm x 24.00mm max, utilizing a through-hole package.

Feature Summary

• Provides high-voltage isolation suitable for safety-critical power supply designs
• Supports multiple output voltages for diverse circuit requirements
• Engineered for through-hole mounting on printed circuit boards

Applications

• AC/DC converters
• Switching mode power supplies (SMPS)
• Backward converter topologies

Procurement Notes

Verify the specific datasheet version and electrical tolerances against your design requirements before procurement. Ensure that the thermal management capabilities align with your system's operating environment, particularly given the wide temperature range specification. Confirm that the through-hole footprint matches your PCB layout constraints. Cross-reference the manufacturer's latest documentation to ensure compliance with current industry standards and safety regulations relevant to your application domain.

Selection Notes

Select this component when designing isolated power supplies requiring robust voltage isolation and multi-output capabilities. Consider the physical size and through-hole installation method during the mechanical layout phase. Evaluate the thermal performance under maximum load conditions to ensure reliability within the specified operating temperature range. Verify compatibility with the intended controller IC and backward converter topology to achieve optimal efficiency and performance characteristics.

Part Context

This transformer belongs to TDK's series of switching converter components, specifically tailored for AC/DC conversion applications. It serves as a critical magnetic element in power supply designs, facilitating energy transfer while maintaining electrical isolation. The product line emphasizes reliability and performance for industrial and commercial electronic equipment, supporting various power architectures through standardized form factors and electrical specifications.

Replacement Considerations

Consult official TDK documentation for verified substitute part numbers. Ensure any replacement maintains equivalent isolation voltage, inductance values, and physical dimensions. Verify that alternative components meet the same thermal and electrical performance criteria required for your specific application design.